Uproot.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 78,
   "id": "42d210a1",
   "metadata": {},
   "outputs": [],
   "source": [
    "import uproot\n",
    "import numpy as np\n",
    "import pandas as pd\n",
    "import sklearn.datasets #for iris\n",
    "from matplotlib.figure import Figure\n",
    "from collections import Counter\n",
    "import matplotlib.pyplot as plt\n",
    "import awkward as ak\n",
    "import vector"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
   "id": "ba9b671f",
   "metadata": {},
   "outputs": [],
   "source": [
    "file = uproot.open('saharSL_1_mixed_r000001.root')"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 3,
   "id": "5a7e743e",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<ReadOnlyDirectory '/' at 0x7fec2901c370>"
      ]
     },
     "execution_count": 3,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "file"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 4,
   "id": "644edf7a",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "['Y4S;1', 'BmDs;1', 'B0Ds;1', 'BmD;1', 'B0D;1']"
      ]
     },
     "execution_count": 4,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "file.keys()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "c8be6ccf",
   "metadata": {},
   "source": [
    "#### Trees in ROOT are basically just tables of information. Trees are composed of branches or variables, which are the columns of the table. The rows usually represent events (individual bunch crossings)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 8,
   "id": "1a0181a7",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'Y4S;1': 'TTree',\n",
       " 'BmDs;1': 'TTree',\n",
       " 'B0Ds;1': 'TTree',\n",
       " 'BmD;1': 'TTree',\n",
       " 'B0D;1': 'TTree'}"
      ]
     },
     "execution_count": 8,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "file = uproot.open('saharSL_1_mixed_r000002.root')\n",
    "file.classnames()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 9,
   "id": "e2b95424",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<TTree 'Y4S' (847 branches) at 0x7fec48f4cf40>"
      ]
     },
     "execution_count": 9,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "file['Y4S']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 12,
   "id": "352c99d3",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "['__experiment__',\n",
       " '__run__',\n",
       " '__event__',\n",
       " '__production__',\n",
       " '__candidate__',\n",
       " '__ncandidates__',\n",
       " '__weight__',\n",
       " 'isSignal',\n",
       " 'mcErrors',\n",
       " 'mcPDG',\n",
       " 'ECM',\n",
       " 'pCM',\n",
       " 'InvM',\n",
       " 'cosThCM',\n",
       " 'phiCM',\n",
       " 'nROE_Ch',\n",
       " 'nROE_ECL',\n",
       " 'nROE_KL',\n",
       " 'nROE_gam',\n",
       " 'Q_ROE',\n",
       " 'M_ROE',\n",
       " 'Eextra_ROE',\n",
       " 'R2',\n",
       " 'cosTBTO',\n",
       " 'ECM_roegam',\n",
       " 'phiCM_roegam',\n",
       " 'cosThCM_roegam',\n",
       " 'pCM_roepi',\n",
       " 'phiCM_roepi',\n",
       " 'cosThCM_roepi',\n",
       " 'q_roepi',\n",
       " 'D_B_decayModeID_rank',\n",
       " 'Y4SScore',\n",
       " 'Y4SScore4',\n",
       " 'B0_ECM',\n",
       " 'B0_pCM',\n",
       " 'B0_InvM',\n",
       " 'B0_cosThCM',\n",
       " 'B0_phiCM',\n",
       " 'B0_BchiProb',\n",
       " 'B0_BflightDistance',\n",
       " 'B0_BflightDistanceErr',\n",
       " 'B0_B_dr',\n",
       " 'B0_B_dz',\n",
       " 'B0_B_x',\n",
       " 'B0_B_y',\n",
       " 'B0_B_z',\n",
       " 'B0_B_x_uncertainty',\n",
       " 'B0_B_y_uncertainty',\n",
       " 'B0_B_z_uncertainty',\n",
       " 'B0_isSignal',\n",
       " 'B0_mcErrors',\n",
       " 'B0_mcPDG',\n",
       " 'B0_genMotherID_0',\n",
       " 'B0_genMotherPDG_0',\n",
       " 'B0_genMotherPDG_1',\n",
       " 'B0_isSignalAcceptMissing',\n",
       " 'B0_decayModeID',\n",
       " 'B0_cosBY',\n",
       " 'B1_ECM',\n",
       " 'B1_pCM',\n",
       " 'B1_InvM',\n",
       " 'B1_cosThCM',\n",
       " 'B1_phiCM',\n",
       " 'B1_BchiProb',\n",
       " 'B1_BflightDistance',\n",
       " 'B1_BflightDistanceErr',\n",
       " 'B1_B_dr',\n",
       " 'B1_B_dz',\n",
       " 'B1_B_x',\n",
       " 'B1_B_y',\n",
       " 'B1_B_z',\n",
       " 'B1_B_x_uncertainty',\n",
       " 'B1_B_y_uncertainty',\n",
       " 'B1_B_z_uncertainty',\n",
       " 'B1_isSignal',\n",
       " 'B1_mcErrors',\n",
       " 'B1_mcPDG',\n",
       " 'B1_genMotherID_0',\n",
       " 'B1_genMotherPDG_0',\n",
       " 'B1_genMotherPDG_1',\n",
       " 'B1_isSignalAcceptMissing',\n",
       " 'B1_decayModeID',\n",
       " 'B1_cosBY',\n",
       " 'e_B0_ECM',\n",
       " 'e_B0_pCM',\n",
       " 'e_B0_InvM',\n",
       " 'e_B0_cosThCM',\n",
       " 'e_B0_phiCM',\n",
       " 'e_B0_isSignal',\n",
       " 'e_B0_mcErrors',\n",
       " 'e_B0_mcPDG',\n",
       " 'e_B0_genMotherID_0',\n",
       " 'e_B0_genMotherPDG_0',\n",
       " 'e_B0_genMotherPDG_1',\n",
       " 'e_B0_isSignalAcceptMissing',\n",
       " 'e_B0_electronID',\n",
       " 'e_B0_muonID',\n",
       " 'e_B1_ECM',\n",
       " 'e_B1_pCM',\n",
       " 'e_B1_InvM',\n",
       " 'e_B1_cosThCM',\n",
       " 'e_B1_phiCM',\n",
       " 'e_B1_isSignal',\n",
       " 'e_B1_mcErrors',\n",
       " 'e_B1_mcPDG',\n",
       " 'e_B1_genMotherID_0',\n",
       " 'e_B1_genMotherPDG_0',\n",
       " 'e_B1_genMotherPDG_1',\n",
       " 'e_B1_isSignalAcceptMissing',\n",
       " 'e_B1_electronID',\n",
       " 'e_B1_muonID',\n",
       " 'D_B0_ECM',\n",
       " 'D_B0_pCM',\n",
       " 'D_B0_InvM',\n",
       " 'D_B0_cosThCM',\n",
       " 'D_B0_phiCM',\n",
       " 'D_B0_BFInvM',\n",
       " 'D_B0_BFM',\n",
       " 'D_B0_DchiProb',\n",
       " 'D_B0_DflightDistance',\n",
       " 'D_B0_DflightDistanceErr',\n",
       " 'D_B0_mcECM',\n",
       " 'D_B0_mcPCM',\n",
       " 'D_B0_mcThetaCM',\n",
       " 'D_B0_mcPhiCM',\n",
       " 'D_B0_isSignal',\n",
       " 'D_B0_mcErrors',\n",
       " 'D_B0_mcPDG',\n",
       " 'D_B0_genMotherID_0',\n",
       " 'D_B0_genMotherPDG_0',\n",
       " 'D_B0_genMotherPDG_1',\n",
       " 'D_B0_genMotherPDG_2',\n",
       " 'D_B0_isSignalAcceptMissing',\n",
       " 'D_B0_decayModeID',\n",
       " 'D_B1_ECM',\n",
       " 'D_B1_pCM',\n",
       " 'D_B1_InvM',\n",
       " 'D_B1_cosThCM',\n",
       " 'D_B1_phiCM',\n",
       " 'D_B1_BFInvM',\n",
       " 'D_B1_BFM',\n",
       " 'D_B1_DchiProb',\n",
       " 'D_B1_DflightDistance',\n",
       " 'D_B1_DflightDistanceErr',\n",
       " 'D_B1_mcECM',\n",
       " 'D_B1_mcPCM',\n",
       " 'D_B1_mcThetaCM',\n",
       " 'D_B1_mcPhiCM',\n",
       " 'D_B1_isSignal',\n",
       " 'D_B1_mcErrors',\n",
       " 'D_B1_mcPDG',\n",
       " 'D_B1_genMotherID_0',\n",
       " 'D_B1_genMotherPDG_0',\n",
       " 'D_B1_genMotherPDG_1',\n",
       " 'D_B1_genMotherPDG_2',\n",
       " 'D_B1_isSignalAcceptMissing',\n",
       " 'D_B1_decayModeID',\n",
       " 'D_0_B0_ECM',\n",
       " 'D_0_B0_pCM',\n",
       " 'D_0_B0_InvM',\n",
       " 'D_0_B0_cosThCM',\n",
       " 'D_0_B0_phiCM',\n",
       " 'D_0_B0_BFInvM',\n",
       " 'D_0_B0_BFM',\n",
       " 'D_0_B0_DchiProb',\n",
       " 'D_0_B0_DflightDistance',\n",
       " 'D_0_B0_DflightDistanceErr',\n",
       " 'D_0_B0_mcECM',\n",
       " 'D_0_B0_mcPCM',\n",
       " 'D_0_B0_mcThetaCM',\n",
       " 'D_0_B0_mcPhiCM',\n",
       " 'D_0_B0_isSignal',\n",
       " 'D_0_B0_mcErrors',\n",
       " 'D_0_B0_mcPDG',\n",
       " 'D_0_B0_genMotherID_0',\n",
       " 'D_0_B0_genMotherPDG_0',\n",
       " 'D_0_B0_genMotherPDG_1',\n",
       " 'D_0_B0_genMotherPDG_2',\n",
       " 'D_0_B0_isSignalAcceptMissing',\n",
       " 'D_0_B0_decayModeID',\n",
       " 'D_0_0_B0_ECM',\n",
       " 'D_0_0_B0_pCM',\n",
       " 'D_0_0_B0_InvM',\n",
       " 'D_0_0_B0_cosThCM',\n",
       " 'D_0_0_B0_phiCM',\n",
       " 'D_0_0_B0_mcECM',\n",
       " 'D_0_0_B0_mcPCM',\n",
       " 'D_0_0_B0_mcThetaCM',\n",
       " 'D_0_0_B0_mcPhiCM',\n",
       " 'D_0_0_B0_isSignal',\n",
       " 'D_0_0_B0_mcErrors',\n",
       " 'D_0_0_B0_mcPDG',\n",
       " 'D_0_0_B0_genMotherID_0',\n",
       " 'D_0_0_B0_genMotherPDG_0',\n",
       " 'D_0_0_B0_genMotherPDG_1',\n",
       " 'D_0_0_B0_genMotherPDG_2',\n",
       " 'D_0_0_B0_isSignalAcceptMissing',\n",
       " 'D_0_0_0_B0_ECM',\n",
       " 'D_0_0_0_B0_pCM',\n",
       " 'D_0_0_0_B0_InvM',\n",
       " 'D_0_0_0_B0_cosThCM',\n",
       " 'D_0_0_0_B0_phiCM',\n",
       " 'D_0_0_0_B0_mcECM',\n",
       " 'D_0_0_0_B0_mcPCM',\n",
       " 'D_0_0_0_B0_mcThetaCM',\n",
       " 'D_0_0_0_B0_mcPhiCM',\n",
       " 'D_0_0_0_B0_isSignal',\n",
       " 'D_0_0_0_B0_mcErrors',\n",
       " 'D_0_0_0_B0_mcPDG',\n",
       " 'D_0_0_0_B0_genMotherID_0',\n",
       " 'D_0_0_0_B0_genMotherPDG_0',\n",
       " 'D_0_0_0_B0_genMotherPDG_1',\n",
       " 'D_0_0_0_B0_genMotherPDG_2',\n",
       " 'D_0_0_0_B0_isSignalAcceptMissing',\n",
       " 'D_0_0_1_B0_ECM',\n",
       " 'D_0_0_1_B0_pCM',\n",
       " 'D_0_0_1_B0_InvM',\n",
       " 'D_0_0_1_B0_cosThCM',\n",
       " 'D_0_0_1_B0_phiCM',\n",
       " 'D_0_0_1_B0_mcECM',\n",
       " 'D_0_0_1_B0_mcPCM',\n",
       " 'D_0_0_1_B0_mcThetaCM',\n",
       " 'D_0_0_1_B0_mcPhiCM',\n",
       " 'D_0_0_1_B0_isSignal',\n",
       " 'D_0_0_1_B0_mcErrors',\n",
       " 'D_0_0_1_B0_mcPDG',\n",
       " 'D_0_0_1_B0_genMotherID_0',\n",
       " 'D_0_0_1_B0_genMotherPDG_0',\n",
       " 'D_0_0_1_B0_genMotherPDG_1',\n",
       " 'D_0_0_1_B0_genMotherPDG_2',\n",
       " 'D_0_0_1_B0_isSignalAcceptMissing',\n",
       " 'D_0_1_B0_ECM',\n",
       " 'D_0_1_B0_pCM',\n",
       " 'D_0_1_B0_InvM',\n",
       " 'D_0_1_B0_cosThCM',\n",
       " 'D_0_1_B0_phiCM',\n",
       " 'D_0_1_B0_mcECM',\n",
       " 'D_0_1_B0_mcPCM',\n",
       " 'D_0_1_B0_mcThetaCM',\n",
       " 'D_0_1_B0_mcPhiCM',\n",
       " 'D_0_1_B0_isSignal',\n",
       " 'D_0_1_B0_mcErrors',\n",
       " 'D_0_1_B0_mcPDG',\n",
       " 'D_0_1_B0_genMotherID_0',\n",
       " 'D_0_1_B0_genMotherPDG_0',\n",
       " 'D_0_1_B0_genMotherPDG_1',\n",
       " 'D_0_1_B0_genMotherPDG_2',\n",
       " 'D_0_1_B0_isSignalAcceptMissing',\n",
       " 'D_0_1_0_B0_ECM',\n",
       " 'D_0_1_0_B0_pCM',\n",
       " 'D_0_1_0_B0_InvM',\n",
       " 'D_0_1_0_B0_cosThCM',\n",
       " 'D_0_1_0_B0_phiCM',\n",
       " 'D_0_1_0_B0_mcECM',\n",
       " 'D_0_1_0_B0_mcPCM',\n",
       " 'D_0_1_0_B0_mcThetaCM',\n",
       " 'D_0_1_0_B0_mcPhiCM',\n",
       " 'D_0_1_0_B0_isSignal',\n",
       " 'D_0_1_0_B0_mcErrors',\n",
       " 'D_0_1_0_B0_mcPDG',\n",
       " 'D_0_1_0_B0_genMotherID_0',\n",
       " 'D_0_1_0_B0_genMotherPDG_0',\n",
       " 'D_0_1_0_B0_genMotherPDG_1',\n",
       " 'D_0_1_0_B0_genMotherPDG_2',\n",
       " 'D_0_1_0_B0_isSignalAcceptMissing',\n",
       " 'D_0_1_1_B0_ECM',\n",
       " 'D_0_1_1_B0_pCM',\n",
       " 'D_0_1_1_B0_InvM',\n",
       " 'D_0_1_1_B0_cosThCM',\n",
       " 'D_0_1_1_B0_phiCM',\n",
       " 'D_0_1_1_B0_mcECM',\n",
       " 'D_0_1_1_B0_mcPCM',\n",
       " 'D_0_1_1_B0_mcThetaCM',\n",
       " 'D_0_1_1_B0_mcPhiCM',\n",
       " 'D_0_1_1_B0_isSignal',\n",
       " 'D_0_1_1_B0_mcErrors',\n",
       " 'D_0_1_1_B0_mcPDG',\n",
       " 'D_0_1_1_B0_genMotherID_0',\n",
       " 'D_0_1_1_B0_genMotherPDG_0',\n",
       " 'D_0_1_1_B0_genMotherPDG_1',\n",
       " 'D_0_1_1_B0_genMotherPDG_2',\n",
       " 'D_0_1_1_B0_isSignalAcceptMissing',\n",
       " 'D_0_2_B0_ECM',\n",
       " 'D_0_2_B0_pCM',\n",
       " 'D_0_2_B0_InvM',\n",
       " 'D_0_2_B0_cosThCM',\n",
       " 'D_0_2_B0_phiCM',\n",
       " 'D_0_2_B0_mcECM',\n",
       " 'D_0_2_B0_mcPCM',\n",
       " 'D_0_2_B0_mcThetaCM',\n",
       " 'D_0_2_B0_mcPhiCM',\n",
       " 'D_0_2_B0_isSignal',\n",
       " 'D_0_2_B0_mcErrors',\n",
       " 'D_0_2_B0_mcPDG',\n",
       " 'D_0_2_B0_genMotherID_0',\n",
       " 'D_0_2_B0_genMotherPDG_0',\n",
       " 'D_0_2_B0_genMotherPDG_1',\n",
       " 'D_0_2_B0_genMotherPDG_2',\n",
       " 'D_0_2_B0_isSignalAcceptMissing',\n",
       " 'D_0_3_B0_ECM',\n",
       " 'D_0_3_B0_pCM',\n",
       " 'D_0_3_B0_InvM',\n",
       " 'D_0_3_B0_cosThCM',\n",
       " 'D_0_3_B0_phiCM',\n",
       " 'D_0_3_B0_mcECM',\n",
       " 'D_0_3_B0_mcPCM',\n",
       " 'D_0_3_B0_mcThetaCM',\n",
       " 'D_0_3_B0_mcPhiCM',\n",
       " 'D_0_3_B0_isSignal',\n",
       " 'D_0_3_B0_mcErrors',\n",
       " 'D_0_3_B0_mcPDG',\n",
       " 'D_0_3_B0_genMotherID_0',\n",
       " 'D_0_3_B0_genMotherPDG_0',\n",
       " 'D_0_3_B0_genMotherPDG_1',\n",
       " 'D_0_3_B0_genMotherPDG_2',\n",
       " 'D_0_3_B0_isSignalAcceptMissing',\n",
       " 'D_1_B0_ECM',\n",
       " 'D_1_B0_pCM',\n",
       " 'D_1_B0_InvM',\n",
       " 'D_1_B0_cosThCM',\n",
       " 'D_1_B0_phiCM',\n",
       " 'D_1_B0_mcECM',\n",
       " 'D_1_B0_mcPCM',\n",
       " 'D_1_B0_mcThetaCM',\n",
       " 'D_1_B0_mcPhiCM',\n",
       " 'D_1_B0_isSignal',\n",
       " 'D_1_B0_mcErrors',\n",
       " 'D_1_B0_mcPDG',\n",
       " 'D_1_B0_genMotherID_0',\n",
       " 'D_1_B0_genMotherPDG_0',\n",
       " 'D_1_B0_genMotherPDG_1',\n",
       " 'D_1_B0_genMotherPDG_2',\n",
       " 'D_1_B0_isSignalAcceptMissing',\n",
       " 'D_1_0_B0_ECM',\n",
       " 'D_1_0_B0_pCM',\n",
       " 'D_1_0_B0_InvM',\n",
       " 'D_1_0_B0_cosThCM',\n",
       " 'D_1_0_B0_phiCM',\n",
       " 'D_1_0_B0_mcECM',\n",
       " 'D_1_0_B0_mcPCM',\n",
       " 'D_1_0_B0_mcThetaCM',\n",
       " 'D_1_0_B0_mcPhiCM',\n",
       " 'D_1_0_B0_isSignal',\n",
       " 'D_1_0_B0_mcErrors',\n",
       " 'D_1_0_B0_mcPDG',\n",
       " 'D_1_0_B0_genMotherID_0',\n",
       " 'D_1_0_B0_genMotherPDG_0',\n",
       " 'D_1_0_B0_genMotherPDG_1',\n",
       " 'D_1_0_B0_genMotherPDG_2',\n",
       " 'D_1_0_B0_isSignalAcceptMissing',\n",
       " 'D_1_1_B0_ECM',\n",
       " 'D_1_1_B0_pCM',\n",
       " 'D_1_1_B0_InvM',\n",
       " 'D_1_1_B0_cosThCM',\n",
       " 'D_1_1_B0_phiCM',\n",
       " 'D_1_1_B0_mcECM',\n",
       " 'D_1_1_B0_mcPCM',\n",
       " 'D_1_1_B0_mcThetaCM',\n",
       " 'D_1_1_B0_mcPhiCM',\n",
       " 'D_1_1_B0_isSignal',\n",
       " 'D_1_1_B0_mcErrors',\n",
       " 'D_1_1_B0_mcPDG',\n",
       " 'D_1_1_B0_genMotherID_0',\n",
       " 'D_1_1_B0_genMotherPDG_0',\n",
       " 'D_1_1_B0_genMotherPDG_1',\n",
       " 'D_1_1_B0_genMotherPDG_2',\n",
       " 'D_1_1_B0_isSignalAcceptMissing',\n",
       " 'D_2_B0_ECM',\n",
       " 'D_2_B0_pCM',\n",
       " 'D_2_B0_InvM',\n",
       " 'D_2_B0_cosThCM',\n",
       " 'D_2_B0_phiCM',\n",
       " 'D_2_B0_mcECM',\n",
       " 'D_2_B0_mcPCM',\n",
       " 'D_2_B0_mcThetaCM',\n",
       " 'D_2_B0_mcPhiCM',\n",
       " 'D_2_B0_isSignal',\n",
       " 'D_2_B0_mcErrors',\n",
       " 'D_2_B0_mcPDG',\n",
       " 'D_2_B0_genMotherID_0',\n",
       " 'D_2_B0_genMotherPDG_0',\n",
       " 'D_2_B0_genMotherPDG_1',\n",
       " 'D_2_B0_genMotherPDG_2',\n",
       " 'D_2_B0_isSignalAcceptMissing',\n",
       " 'D_3_B0_ECM',\n",
       " 'D_3_B0_pCM',\n",
       " 'D_3_B0_InvM',\n",
       " 'D_3_B0_cosThCM',\n",
       " 'D_3_B0_phiCM',\n",
       " 'D_3_B0_mcECM',\n",
       " 'D_3_B0_mcPCM',\n",
       " 'D_3_B0_mcThetaCM',\n",
       " 'D_3_B0_mcPhiCM',\n",
       " 'D_3_B0_isSignal',\n",
       " 'D_3_B0_mcErrors',\n",
       " 'D_3_B0_mcPDG',\n",
       " 'D_3_B0_genMotherID_0',\n",
       " 'D_3_B0_genMotherPDG_0',\n",
       " 'D_3_B0_genMotherPDG_1',\n",
       " 'D_3_B0_genMotherPDG_2',\n",
       " 'D_3_B0_isSignalAcceptMissing',\n",
       " 'D_0_B1_ECM',\n",
       " 'D_0_B1_pCM',\n",
       " 'D_0_B1_InvM',\n",
       " 'D_0_B1_cosThCM',\n",
       " 'D_0_B1_phiCM',\n",
       " 'D_0_B1_BFInvM',\n",
       " 'D_0_B1_BFM',\n",
       " 'D_0_B1_DchiProb',\n",
       " 'D_0_B1_DflightDistance',\n",
       " 'D_0_B1_DflightDistanceErr',\n",
       " 'D_0_B1_mcECM',\n",
       " 'D_0_B1_mcPCM',\n",
       " 'D_0_B1_mcThetaCM',\n",
       " 'D_0_B1_mcPhiCM',\n",
       " 'D_0_B1_isSignal',\n",
       " 'D_0_B1_mcErrors',\n",
       " 'D_0_B1_mcPDG',\n",
       " 'D_0_B1_genMotherID_0',\n",
       " 'D_0_B1_genMotherPDG_0',\n",
       " 'D_0_B1_genMotherPDG_1',\n",
       " 'D_0_B1_genMotherPDG_2',\n",
       " 'D_0_B1_isSignalAcceptMissing',\n",
       " 'D_0_B1_decayModeID',\n",
       " 'D_0_0_B1_ECM',\n",
       " 'D_0_0_B1_pCM',\n",
       " 'D_0_0_B1_InvM',\n",
       " 'D_0_0_B1_cosThCM',\n",
       " 'D_0_0_B1_phiCM',\n",
       " 'D_0_0_B1_mcECM',\n",
       " 'D_0_0_B1_mcPCM',\n",
       " 'D_0_0_B1_mcThetaCM',\n",
       " 'D_0_0_B1_mcPhiCM',\n",
       " 'D_0_0_B1_isSignal',\n",
       " 'D_0_0_B1_mcErrors',\n",
       " 'D_0_0_B1_mcPDG',\n",
       " 'D_0_0_B1_genMotherID_0',\n",
       " 'D_0_0_B1_genMotherPDG_0',\n",
       " 'D_0_0_B1_genMotherPDG_1',\n",
       " 'D_0_0_B1_genMotherPDG_2',\n",
       " 'D_0_0_B1_isSignalAcceptMissing',\n",
       " 'D_0_0_0_B1_ECM',\n",
       " 'D_0_0_0_B1_pCM',\n",
       " 'D_0_0_0_B1_InvM',\n",
       " 'D_0_0_0_B1_cosThCM',\n",
       " 'D_0_0_0_B1_phiCM',\n",
       " 'D_0_0_0_B1_mcECM',\n",
       " 'D_0_0_0_B1_mcPCM',\n",
       " 'D_0_0_0_B1_mcThetaCM',\n",
       " 'D_0_0_0_B1_mcPhiCM',\n",
       " 'D_0_0_0_B1_isSignal',\n",
       " 'D_0_0_0_B1_mcErrors',\n",
       " 'D_0_0_0_B1_mcPDG',\n",
       " 'D_0_0_0_B1_genMotherID_0',\n",
       " 'D_0_0_0_B1_genMotherPDG_0',\n",
       " 'D_0_0_0_B1_genMotherPDG_1',\n",
       " 'D_0_0_0_B1_genMotherPDG_2',\n",
       " 'D_0_0_0_B1_isSignalAcceptMissing',\n",
       " 'D_0_0_1_B1_ECM',\n",
       " 'D_0_0_1_B1_pCM',\n",
       " 'D_0_0_1_B1_InvM',\n",
       " 'D_0_0_1_B1_cosThCM',\n",
       " 'D_0_0_1_B1_phiCM',\n",
       " 'D_0_0_1_B1_mcECM',\n",
       " 'D_0_0_1_B1_mcPCM',\n",
       " 'D_0_0_1_B1_mcThetaCM',\n",
       " 'D_0_0_1_B1_mcPhiCM',\n",
       " 'D_0_0_1_B1_isSignal',\n",
       " 'D_0_0_1_B1_mcErrors',\n",
       " 'D_0_0_1_B1_mcPDG',\n",
       " 'D_0_0_1_B1_genMotherID_0',\n",
       " 'D_0_0_1_B1_genMotherPDG_0',\n",
       " 'D_0_0_1_B1_genMotherPDG_1',\n",
       " 'D_0_0_1_B1_genMotherPDG_2',\n",
       " 'D_0_0_1_B1_isSignalAcceptMissing',\n",
       " 'D_0_1_B1_ECM',\n",
       " 'D_0_1_B1_pCM',\n",
       " 'D_0_1_B1_InvM',\n",
       " 'D_0_1_B1_cosThCM',\n",
       " 'D_0_1_B1_phiCM',\n",
       " 'D_0_1_B1_mcECM',\n",
       " 'D_0_1_B1_mcPCM',\n",
       " 'D_0_1_B1_mcThetaCM',\n",
       " 'D_0_1_B1_mcPhiCM',\n",
       " 'D_0_1_B1_isSignal',\n",
       " 'D_0_1_B1_mcErrors',\n",
       " 'D_0_1_B1_mcPDG',\n",
       " 'D_0_1_B1_genMotherID_0',\n",
       " 'D_0_1_B1_genMotherPDG_0',\n",
       " 'D_0_1_B1_genMotherPDG_1',\n",
       " 'D_0_1_B1_genMotherPDG_2',\n",
       " 'D_0_1_B1_isSignalAcceptMissing',\n",
       " 'D_0_1_0_B1_ECM',\n",
       " 'D_0_1_0_B1_pCM',\n",
       " 'D_0_1_0_B1_InvM',\n",
       " 'D_0_1_0_B1_cosThCM',\n",
       " 'D_0_1_0_B1_phiCM',\n",
       " 'D_0_1_0_B1_mcECM',\n",
       " 'D_0_1_0_B1_mcPCM',\n",
       " 'D_0_1_0_B1_mcThetaCM',\n",
       " 'D_0_1_0_B1_mcPhiCM',\n",
       " 'D_0_1_0_B1_isSignal',\n",
       " 'D_0_1_0_B1_mcErrors',\n",
       " 'D_0_1_0_B1_mcPDG',\n",
       " 'D_0_1_0_B1_genMotherID_0',\n",
       " 'D_0_1_0_B1_genMotherPDG_0',\n",
       " 'D_0_1_0_B1_genMotherPDG_1',\n",
       " 'D_0_1_0_B1_genMotherPDG_2',\n",
       " 'D_0_1_0_B1_isSignalAcceptMissing',\n",
       " 'D_0_1_1_B1_ECM',\n",
       " 'D_0_1_1_B1_pCM',\n",
       " 'D_0_1_1_B1_InvM',\n",
       " 'D_0_1_1_B1_cosThCM',\n",
       " 'D_0_1_1_B1_phiCM',\n",
       " 'D_0_1_1_B1_mcECM',\n",
       " 'D_0_1_1_B1_mcPCM',\n",
       " 'D_0_1_1_B1_mcThetaCM',\n",
       " 'D_0_1_1_B1_mcPhiCM',\n",
       " 'D_0_1_1_B1_isSignal',\n",
       " 'D_0_1_1_B1_mcErrors',\n",
       " 'D_0_1_1_B1_mcPDG',\n",
       " 'D_0_1_1_B1_genMotherID_0',\n",
       " 'D_0_1_1_B1_genMotherPDG_0',\n",
       " 'D_0_1_1_B1_genMotherPDG_1',\n",
       " 'D_0_1_1_B1_genMotherPDG_2',\n",
       " 'D_0_1_1_B1_isSignalAcceptMissing',\n",
       " 'D_0_2_B1_ECM',\n",
       " 'D_0_2_B1_pCM',\n",
       " 'D_0_2_B1_InvM',\n",
       " 'D_0_2_B1_cosThCM',\n",
       " 'D_0_2_B1_phiCM',\n",
       " 'D_0_2_B1_mcECM',\n",
       " 'D_0_2_B1_mcPCM',\n",
       " 'D_0_2_B1_mcThetaCM',\n",
       " 'D_0_2_B1_mcPhiCM',\n",
       " 'D_0_2_B1_isSignal',\n",
       " 'D_0_2_B1_mcErrors',\n",
       " 'D_0_2_B1_mcPDG',\n",
       " 'D_0_2_B1_genMotherID_0',\n",
       " 'D_0_2_B1_genMotherPDG_0',\n",
       " 'D_0_2_B1_genMotherPDG_1',\n",
       " 'D_0_2_B1_genMotherPDG_2',\n",
       " 'D_0_2_B1_isSignalAcceptMissing',\n",
       " 'D_0_3_B1_ECM',\n",
       " 'D_0_3_B1_pCM',\n",
       " 'D_0_3_B1_InvM',\n",
       " 'D_0_3_B1_cosThCM',\n",
       " 'D_0_3_B1_phiCM',\n",
       " 'D_0_3_B1_mcECM',\n",
       " 'D_0_3_B1_mcPCM',\n",
       " 'D_0_3_B1_mcThetaCM',\n",
       " 'D_0_3_B1_mcPhiCM',\n",
       " 'D_0_3_B1_isSignal',\n",
       " 'D_0_3_B1_mcErrors',\n",
       " 'D_0_3_B1_mcPDG',\n",
       " 'D_0_3_B1_genMotherID_0',\n",
       " 'D_0_3_B1_genMotherPDG_0',\n",
       " 'D_0_3_B1_genMotherPDG_1',\n",
       " 'D_0_3_B1_genMotherPDG_2',\n",
       " 'D_0_3_B1_isSignalAcceptMissing',\n",
       " 'D_1_B1_ECM',\n",
       " 'D_1_B1_pCM',\n",
       " 'D_1_B1_InvM',\n",
       " 'D_1_B1_cosThCM',\n",
       " 'D_1_B1_phiCM',\n",
       " 'D_1_B1_mcECM',\n",
       " 'D_1_B1_mcPCM',\n",
       " 'D_1_B1_mcThetaCM',\n",
       " 'D_1_B1_mcPhiCM',\n",
       " 'D_1_B1_isSignal',\n",
       " 'D_1_B1_mcErrors',\n",
       " 'D_1_B1_mcPDG',\n",
       " 'D_1_B1_genMotherID_0',\n",
       " 'D_1_B1_genMotherPDG_0',\n",
       " 'D_1_B1_genMotherPDG_1',\n",
       " 'D_1_B1_genMotherPDG_2',\n",
       " 'D_1_B1_isSignalAcceptMissing',\n",
       " 'D_1_0_B1_ECM',\n",
       " 'D_1_0_B1_pCM',\n",
       " 'D_1_0_B1_InvM',\n",
       " 'D_1_0_B1_cosThCM',\n",
       " 'D_1_0_B1_phiCM',\n",
       " 'D_1_0_B1_mcECM',\n",
       " 'D_1_0_B1_mcPCM',\n",
       " 'D_1_0_B1_mcThetaCM',\n",
       " 'D_1_0_B1_mcPhiCM',\n",
       " 'D_1_0_B1_isSignal',\n",
       " 'D_1_0_B1_mcErrors',\n",
       " 'D_1_0_B1_mcPDG',\n",
       " 'D_1_0_B1_genMotherID_0',\n",
       " 'D_1_0_B1_genMotherPDG_0',\n",
       " 'D_1_0_B1_genMotherPDG_1',\n",
       " 'D_1_0_B1_genMotherPDG_2',\n",
       " 'D_1_0_B1_isSignalAcceptMissing',\n",
       " 'D_1_1_B1_ECM',\n",
       " 'D_1_1_B1_pCM',\n",
       " 'D_1_1_B1_InvM',\n",
       " 'D_1_1_B1_cosThCM',\n",
       " 'D_1_1_B1_phiCM',\n",
       " 'D_1_1_B1_mcECM',\n",
       " 'D_1_1_B1_mcPCM',\n",
       " 'D_1_1_B1_mcThetaCM',\n",
       " 'D_1_1_B1_mcPhiCM',\n",
       " 'D_1_1_B1_isSignal',\n",
       " 'D_1_1_B1_mcErrors',\n",
       " 'D_1_1_B1_mcPDG',\n",
       " 'D_1_1_B1_genMotherID_0',\n",
       " 'D_1_1_B1_genMotherPDG_0',\n",
       " 'D_1_1_B1_genMotherPDG_1',\n",
       " 'D_1_1_B1_genMotherPDG_2',\n",
       " 'D_1_1_B1_isSignalAcceptMissing',\n",
       " 'D_2_B1_ECM',\n",
       " 'D_2_B1_pCM',\n",
       " 'D_2_B1_InvM',\n",
       " 'D_2_B1_cosThCM',\n",
       " 'D_2_B1_phiCM',\n",
       " 'D_2_B1_mcECM',\n",
       " 'D_2_B1_mcPCM',\n",
       " 'D_2_B1_mcThetaCM',\n",
       " 'D_2_B1_mcPhiCM',\n",
       " 'D_2_B1_isSignal',\n",
       " 'D_2_B1_mcErrors',\n",
       " 'D_2_B1_mcPDG',\n",
       " 'D_2_B1_genMotherID_0',\n",
       " 'D_2_B1_genMotherPDG_0',\n",
       " 'D_2_B1_genMotherPDG_1',\n",
       " 'D_2_B1_genMotherPDG_2',\n",
       " 'D_2_B1_isSignalAcceptMissing',\n",
       " 'D_3_B1_ECM',\n",
       " 'D_3_B1_pCM',\n",
       " 'D_3_B1_InvM',\n",
       " 'D_3_B1_cosThCM',\n",
       " 'D_3_B1_phiCM',\n",
       " 'D_3_B1_mcECM',\n",
       " 'D_3_B1_mcPCM',\n",
       " 'D_3_B1_mcThetaCM',\n",
       " 'D_3_B1_mcPhiCM',\n",
       " 'D_3_B1_isSignal',\n",
       " 'D_3_B1_mcErrors',\n",
       " 'D_3_B1_mcPDG',\n",
       " 'D_3_B1_genMotherID_0',\n",
       " 'D_3_B1_genMotherPDG_0',\n",
       " 'D_3_B1_genMotherPDG_1',\n",
       " 'D_3_B1_genMotherPDG_2',\n",
       " 'D_3_B1_isSignalAcceptMissing',\n",
       " 'nMCGen',\n",
       " 'MCGenPDG_0',\n",
       " 'MCGenMothIndex_0',\n",
       " 'MCGenPDG_1',\n",
       " 'MCGenMothIndex_1',\n",
       " 'MCGenPDG_2',\n",
       " 'MCGenMothIndex_2',\n",
       " 'MCGenPDG_3',\n",
       " 'MCGenMothIndex_3',\n",
       " 'MCGenPDG_4',\n",
       " 'MCGenMothIndex_4',\n",
       " 'MCGenPDG_5',\n",
       " 'MCGenMothIndex_5',\n",
       " 'MCGenPDG_6',\n",
       " 'MCGenMothIndex_6',\n",
       " 'MCGenPDG_7',\n",
       " 'MCGenMothIndex_7',\n",
       " 'MCGenPDG_8',\n",
       " 'MCGenMothIndex_8',\n",
       " 'MCGenPDG_9',\n",
       " 'MCGenMothIndex_9',\n",
       " 'MCGenPDG_10',\n",
       " 'MCGenMothIndex_10',\n",
       " 'MCGenPDG_11',\n",
       " 'MCGenMothIndex_11',\n",
       " 'MCGenPDG_12',\n",
       " 'MCGenMothIndex_12',\n",
       " 'MCGenPDG_13',\n",
       " 'MCGenMothIndex_13',\n",
       " 'MCGenPDG_14',\n",
       " 'MCGenMothIndex_14',\n",
       " 'MCGenPDG_15',\n",
       " 'MCGenMothIndex_15',\n",
       " 'MCGenPDG_16',\n",
       " 'MCGenMothIndex_16',\n",
       " 'MCGenPDG_17',\n",
       " 'MCGenMothIndex_17',\n",
       " 'MCGenPDG_18',\n",
       " 'MCGenMothIndex_18',\n",
       " 'MCGenPDG_19',\n",
       " 'MCGenMothIndex_19',\n",
       " 'MCGenPDG_20',\n",
       " 'MCGenMothIndex_20',\n",
       " 'MCGenPDG_21',\n",
       " 'MCGenMothIndex_21',\n",
       " 'MCGenPDG_22',\n",
       " 'MCGenMothIndex_22',\n",
       " 'MCGenPDG_23',\n",
       " 'MCGenMothIndex_23',\n",
       " 'MCGenPDG_24',\n",
       " 'MCGenMothIndex_24',\n",
       " 'MCGenPDG_25',\n",
       " 'MCGenMothIndex_25',\n",
       " 'MCGenPDG_26',\n",
       " 'MCGenMothIndex_26',\n",
       " 'MCGenPDG_27',\n",
       " 'MCGenMothIndex_27',\n",
       " 'MCGenPDG_28',\n",
       " 'MCGenMothIndex_28',\n",
       " 'MCGenPDG_29',\n",
       " 'MCGenMothIndex_29',\n",
       " 'MCGenPDG_30',\n",
       " 'MCGenMothIndex_30',\n",
       " 'MCGenPDG_31',\n",
       " 'MCGenMothIndex_31',\n",
       " 'MCGenPDG_32',\n",
       " 'MCGenMothIndex_32',\n",
       " 'MCGenPDG_33',\n",
       " 'MCGenMothIndex_33',\n",
       " 'MCGenPDG_34',\n",
       " 'MCGenMothIndex_34',\n",
       " 'MCGenPDG_35',\n",
       " 'MCGenMothIndex_35',\n",
       " 'MCGenPDG_36',\n",
       " 'MCGenMothIndex_36',\n",
       " 'MCGenPDG_37',\n",
       " 'MCGenMothIndex_37',\n",
       " 'MCGenPDG_38',\n",
       " 'MCGenMothIndex_38',\n",
       " 'MCGenPDG_39',\n",
       " 'MCGenMothIndex_39',\n",
       " 'MCGenPDG_40',\n",
       " 'MCGenMothIndex_40',\n",
       " 'MCGenPDG_41',\n",
       " 'MCGenMothIndex_41',\n",
       " 'MCGenPDG_42',\n",
       " 'MCGenMothIndex_42',\n",
       " 'MCGenPDG_43',\n",
       " 'MCGenMothIndex_43',\n",
       " 'MCGenPDG_44',\n",
       " 'MCGenMothIndex_44',\n",
       " 'MCGenPDG_45',\n",
       " 'MCGenMothIndex_45',\n",
       " 'MCGenPDG_46',\n",
       " 'MCGenMothIndex_46',\n",
       " 'MCGenPDG_47',\n",
       " 'MCGenMothIndex_47',\n",
       " 'MCGenPDG_48',\n",
       " 'MCGenMothIndex_48',\n",
       " 'MCGenPDG_49',\n",
       " 'MCGenMothIndex_49',\n",
       " 'MCGenPDG_50',\n",
       " 'MCGenMothIndex_50',\n",
       " 'MCGenPDG_51',\n",
       " 'MCGenMothIndex_51',\n",
       " 'MCGenPDG_52',\n",
       " 'MCGenMothIndex_52',\n",
       " 'MCGenPDG_53',\n",
       " 'MCGenMothIndex_53',\n",
       " 'MCGenPDG_54',\n",
       " 'MCGenMothIndex_54',\n",
       " 'MCGenPDG_55',\n",
       " 'MCGenMothIndex_55',\n",
       " 'MCGenPDG_56',\n",
       " 'MCGenMothIndex_56',\n",
       " 'MCGenPDG_57',\n",
       " 'MCGenMothIndex_57',\n",
       " 'MCGenPDG_58',\n",
       " 'MCGenMothIndex_58',\n",
       " 'MCGenPDG_59',\n",
       " 'MCGenMothIndex_59',\n",
       " 'MCGenPDG_60',\n",
       " 'MCGenMothIndex_60',\n",
       " 'MCGenPDG_61',\n",
       " 'MCGenMothIndex_61',\n",
       " 'MCGenPDG_62',\n",
       " 'MCGenMothIndex_62',\n",
       " 'MCGenPDG_63',\n",
       " 'MCGenMothIndex_63',\n",
       " 'MCGenPDG_64',\n",
       " 'MCGenMothIndex_64',\n",
       " 'MCGenPDG_65',\n",
       " 'MCGenMothIndex_65',\n",
       " 'MCGenPDG_66',\n",
       " 'MCGenMothIndex_66',\n",
       " 'MCGenPDG_67',\n",
       " 'MCGenMothIndex_67',\n",
       " 'MCGenPDG_68',\n",
       " 'MCGenMothIndex_68',\n",
       " 'MCGenPDG_69',\n",
       " 'MCGenMothIndex_69',\n",
       " 'MCGenPDG_70',\n",
       " 'MCGenMothIndex_70',\n",
       " 'MCGenPDG_71',\n",
       " 'MCGenMothIndex_71',\n",
       " 'MCGenPDG_72',\n",
       " 'MCGenMothIndex_72',\n",
       " 'MCGenPDG_73',\n",
       " 'MCGenMothIndex_73',\n",
       " 'MCGenPDG_74',\n",
       " 'MCGenMothIndex_74',\n",
       " 'MCGenPDG_75',\n",
       " 'MCGenMothIndex_75',\n",
       " 'MCGenPDG_76',\n",
       " 'MCGenMothIndex_76',\n",
       " 'MCGenPDG_77',\n",
       " 'MCGenMothIndex_77',\n",
       " 'MCGenPDG_78',\n",
       " 'MCGenMothIndex_78',\n",
       " 'MCGenPDG_79',\n",
       " 'MCGenMothIndex_79',\n",
       " 'MCGenPDG_80',\n",
       " 'MCGenMothIndex_80',\n",
       " 'MCGenPDG_81',\n",
       " 'MCGenMothIndex_81',\n",
       " 'MCGenPDG_82',\n",
       " 'MCGenMothIndex_82',\n",
       " 'MCGenPDG_83',\n",
       " 'MCGenMothIndex_83',\n",
       " 'MCGenPDG_84',\n",
       " 'MCGenMothIndex_84',\n",
       " 'MCGenPDG_85',\n",
       " 'MCGenMothIndex_85',\n",
       " 'MCGenPDG_86',\n",
       " 'MCGenMothIndex_86',\n",
       " 'MCGenPDG_87',\n",
       " 'MCGenMothIndex_87',\n",
       " 'MCGenPDG_88',\n",
       " 'MCGenMothIndex_88',\n",
       " 'MCGenPDG_89',\n",
       " 'MCGenMothIndex_89',\n",
       " 'MCGenPDG_90',\n",
       " 'MCGenMothIndex_90',\n",
       " 'MCGenPDG_91',\n",
       " 'MCGenMothIndex_91',\n",
       " 'MCGenPDG_92',\n",
       " 'MCGenMothIndex_92',\n",
       " 'MCGenPDG_93',\n",
       " 'MCGenMothIndex_93',\n",
       " 'MCGenPDG_94',\n",
       " 'MCGenMothIndex_94',\n",
       " 'MCGenPDG_95',\n",
       " 'MCGenMothIndex_95',\n",
       " 'MCGenPDG_96',\n",
       " 'MCGenMothIndex_96',\n",
       " 'MCGenPDG_97',\n",
       " 'MCGenMothIndex_97',\n",
       " 'MCGenPDG_98',\n",
       " 'MCGenMothIndex_98',\n",
       " 'MCGenPDG_99',\n",
       " 'MCGenMothIndex_99']"
      ]
     },
     "execution_count": 12,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "tree = file['Y4S']\n",
    "tree.keys()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "id": "93dfb0d9",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<Array [{__experiment__: 1003, ... ] type='499 * {\"__experiment__\": int32, \"__ru...'>"
      ]
     },
     "execution_count": 13,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "tree.arrays()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "4826893d",
   "metadata": {},
   "source": [
    "type= 499 means we have 499 enteries, each entry corresponds to one event. Each entry is a 64-bit floating point numbers."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 14,
   "id": "1b851e94",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<Array [nan, 3.01e+05, 3.01e+05, ... nan, nan] type='499 * float64'>"
      ]
     },
     "execution_count": 14,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "branches = tree.arrays()\n",
    "branches['mcPDG']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 59,
   "id": "2e125b31",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<Array [7.71, 7.57, 7.29, ... 7.73, 7.72, 7.62] type='499 * float64'>"
      ]
     },
     "execution_count": 59,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "branches = tree.arrays()\n",
    "branches['InvM']"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 19,
   "id": "44eab942",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "nan"
      ]
     },
     "execution_count": 19,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "branches['mcPDG'][498]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 31,
   "id": "fa6effe9",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "Counter({nan: 1,\n",
       "         300553.0: 174,\n",
       "         nan: 1,\n",
       "         nan: 1,\n",
       "         nan: 1,\n",
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       "         nan: 1,\n",
       "         nan: 1,\n",
       "         nan: 1,\n",
       "         nan: 1})"
      ]
     },
     "execution_count": 31,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "Counter(branches['mcPDG'])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 34,
   "id": "cef70180",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
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      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
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      "nan\n",
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      "nan\n",
      "nan\n",
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      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
      "300553.0\n",
      "nan\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
      "nan\n",
      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "nan\n",
      "300553.0\n",
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      "300553.0\n",
      "300553.0\n",
      "nan\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
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      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
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      "300553.0\n",
      "300553.0\n",
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      "300553.0\n",
      "nan\n",
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      "300553.0\n",
      "nan\n",
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      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "nan\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "300553.0\n",
      "nan\n"
     ]
    }
   ],
   "source": [
    "for i in range(498):\n",
    "    print(branches['mcPDG'][i])"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "e01999dc",
   "metadata": {},
   "source": [
    "$ $\n",
    "$ $"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "0a894ec1",
   "metadata": {},
   "source": [
    "What if we want to get all of the information about a single event? So far we’ve accessed data in branches by providing a branch name, but we can also just use an event index:\n"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 38,
   "id": "3a942fc7",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "{'__experiment__': 1003,\n",
       " '__run__': 0,\n",
       " '__event__': 20533831,\n",
       " '__production__': 0,\n",
       " '__candidate__': 4,\n",
       " '__ncandidates__': 5,\n",
       " '__weight__': 1.0,\n",
       " 'isSignal': 0.0,\n",
       " 'mcErrors': 508.0,\n",
       " 'mcPDG': 300553.0,\n",
       " 'ECM': 7.596520477993235,\n",
       " 'pCM': 0.9869658505735746,\n",
       " 'InvM': 7.532706115464376,\n",
       " 'cosThCM': -0.3236064782228046,\n",
       " 'phiCM': 1.0776412664073987,\n",
       " 'nROE_Ch': 0.0,\n",
       " 'nROE_ECL': 6.0,\n",
       " 'nROE_KL': 0.0,\n",
       " 'nROE_gam': 6.0,\n",
       " 'Q_ROE': 0.0,\n",
       " 'M_ROE': 0.8409994962973397,\n",
       " 'Eextra_ROE': 1.1980770869150912,\n",
       " 'R2': 0.47508031129837036,\n",
       " 'cosTBTO': 0.8148949146270752,\n",
       " 'ECM_roegam': 0.5173581252549921,\n",
       " 'phiCM_roegam': -2.139484353765027,\n",
       " 'cosThCM_roegam': -0.2277949164875037,\n",
       " 'pCM_roepi': nan,\n",
       " 'phiCM_roepi': nan,\n",
       " 'cosThCM_roepi': nan,\n",
       " 'q_roepi': nan,\n",
       " 'D_B_decayModeID_rank': 5.0,\n",
       " 'Y4SScore': -4.917003333826386e-06,\n",
       " 'Y4SScore4': 4.917003333826386e-06,\n",
       " 'B0_ECM': 3.6388150845785145,\n",
       " 'B0_pCM': 1.3137846704633207,\n",
       " 'B0_InvM': 3.3942921131694614,\n",
       " 'B0_cosThCM': -0.7423472440784926,\n",
       " 'B0_phiCM': 0.1976009329936479,\n",
       " 'B0_BchiProb': 0.17546212696450542,\n",
       " 'B0_BflightDistance': 0.0009235994759069568,\n",
       " 'B0_BflightDistanceErr': 0.00214800091475096,\n",
       " 'B0_B_dr': 0.00037233577456442877,\n",
       " 'B0_B_dz': 0.032856231297612684,\n",
       " 'B0_B_x': -0.049680610378329194,\n",
       " 'B0_B_y': 0.0171913744982736,\n",
       " 'B0_B_z': 0.022856231297612682,\n",
       " 'B0_B_x_uncertainty': 0.001651086495257914,\n",
       " 'B0_B_y_uncertainty': 0.00041357646114192903,\n",
       " 'B0_B_z_uncertainty': 0.0013094105524942279,\n",
       " 'B0_isSignal': 0.0,\n",
       " 'B0_mcErrors': 504.0,\n",
       " 'B0_mcPDG': 300553.0,\n",
       " 'B0_genMotherID_0': 0.0,\n",
       " 'B0_genMotherPDG_0': 0.0,\n",
       " 'B0_genMotherPDG_1': 0.0,\n",
       " 'B0_isSignalAcceptMissing': 0.0,\n",
       " 'B0_decayModeID': 52103.0,\n",
       " 'B0_cosBY': -1.0550322227181013,\n",
       " 'B1_ECM': 3.958711575194093,\n",
       " 'B1_pCM': 1.0142277514808946,\n",
       " 'B1_InvM': 3.825239562394775,\n",
       " 'B1_cosThCM': 0.6458389794090029,\n",
       " 'B1_phiCM': 2.1409926780366195,\n",
       " 'B1_BchiProb': 0.0,\n",
       " 'B1_BflightDistance': -0.23796131757909925,\n",
       " 'B1_BflightDistanceErr': 0.017984609641632513,\n",
       " 'B1_B_dr': 0.08429940513820838,\n",
       " 'B1_B_dz': -0.04913659866697923,\n",
       " 'B1_B_x': -0.02463848050199443,\n",
       " 'B1_B_y': -0.06339392411997363,\n",
       " 'B1_B_z': -0.059136598666979234,\n",
       " 'B1_B_x_uncertainty': 0.0021864206064492464,\n",
       " 'B1_B_y_uncertainty': 0.006046290509402752,\n",
       " 'B1_B_z_uncertainty': 0.004843748174607754,\n",
       " 'B1_isSignal': 0.0,\n",
       " 'B1_mcErrors': 508.0,\n",
       " 'B1_mcPDG': 300553.0,\n",
       " 'B1_genMotherID_0': 0.0,\n",
       " 'B1_genMotherPDG_0': 0.0,\n",
       " 'B1_genMotherPDG_1': 0.0,\n",
       " 'B1_isSignalAcceptMissing': 0.0,\n",
       " 'B1_decayModeID': 51102.0,\n",
       " 'B1_cosBY': -0.9521291039719907,\n",
       " 'e_B0_ECM': 1.2520039438123824,\n",
       " 'e_B0_pCM': 1.2475376483981162,\n",
       " 'e_B0_InvM': 0.10565837,\n",
       " 'e_B0_cosThCM': -0.12580298438146023,\n",
       " 'e_B0_phiCM': 1.1231510270032408,\n",
       " 'e_B0_isSignal': 0.0,\n",
       " 'e_B0_mcErrors': 128.0,\n",
       " 'e_B0_mcPDG': -211.0,\n",
       " 'e_B0_genMotherID_0': 1.0,\n",
       " 'e_B0_genMotherPDG_0': -511.0,\n",
       " 'e_B0_genMotherPDG_1': 300553.0,\n",
       " 'e_B0_isSignalAcceptMissing': 0.0,\n",
       " 'e_B0_electronID': 4.218185785288294e-33,\n",
       " 'e_B0_muonID': 0.9999954956178623,\n",
       " 'e_B1_ECM': 1.7620555990648812,\n",
       " 'e_B1_pCM': 1.7620555249696221,\n",
       " 'e_B1_InvM': 0.00051099895,\n",
       " 'e_B1_cosThCM': 0.3844114846983591,\n",
       " 'e_B1_phiCM': 1.9308884749699178,\n",
       " 'e_B1_isSignal': 1.0,\n",
       " 'e_B1_mcErrors': 0.0,\n",
       " 'e_B1_mcPDG': 11.0,\n",
       " 'e_B1_genMotherID_0': 2.0,\n",
       " 'e_B1_genMotherPDG_0': -511.0,\n",
       " 'e_B1_genMotherPDG_1': 300553.0,\n",
       " 'e_B1_isSignalAcceptMissing': 1.0,\n",
       " 'e_B1_electronID': 0.9999999902846287,\n",
       " 'e_B1_muonID': 1.8953649484895055e-16,\n",
       " 'D_B0_ECM': 2.3867939001672998,\n",
       " 'D_B0_pCM': 1.2920287145986205,\n",
       " 'D_B0_InvM': 2.006850000007092,\n",
       " 'D_B0_cosThCM': -0.6326176814593873,\n",
       " 'D_B0_phiCM': -1.239485789440966,\n",
       " 'D_B0_BFInvM': 2.007937737337719,\n",
       " 'D_B0_BFM': 2.0100823934677035,\n",
       " 'D_B0_DchiProb': 0.7769702258876413,\n",
       " 'D_B0_DflightDistance': -0.052480142944875345,\n",
       " 'D_B0_DflightDistanceErr': 0.9952496886253357,\n",
       " 'D_B0_mcECM': 10.57603611047262,\n",
       " 'D_B0_mcPCM': 0.0013470814104601947,\n",
       " 'D_B0_mcThetaCM': 3.135822303450859,\n",
       " 'D_B0_mcPhiCM': 3.141592653589793,\n",
       " 'D_B0_isSignal': 0.0,\n",
       " 'D_B0_mcErrors': 376.0,\n",
       " 'D_B0_mcPDG': 300553.0,\n",
       " 'D_B0_genMotherID_0': 0.0,\n",
       " 'D_B0_genMotherPDG_0': 0.0,\n",
       " 'D_B0_genMotherPDG_1': 0.0,\n",
       " 'D_B0_genMotherPDG_2': 0.0,\n",
       " 'D_B0_isSignalAcceptMissing': 0.0,\n",
       " 'D_B0_decayModeID': 42310.0,\n",
       " 'D_B1_ECM': 2.1956670349486704,\n",
       " 'D_B1_pCM': 0.8830564488493241,\n",
       " 'D_B1_InvM': 2.010264916996242,\n",
       " 'D_B1_cosThCM': -0.025410328443899337,\n",
       " 'D_B1_phiCM': -1.3953558360457137,\n",
       " 'D_B1_BFInvM': 1.9995846855835662,\n",
       " 'D_B1_BFM': 2.0001590146236294,\n",
       " 'D_B1_DchiProb': 0.0,\n",
       " 'D_B1_DflightDistance': 0.8738266203857816,\n",
       " 'D_B1_DflightDistanceErr': 0.9958314299583435,\n",
       " 'D_B1_mcECM': 10.57603611047262,\n",
       " 'D_B1_mcPCM': 0.0013470814104601947,\n",
       " 'D_B1_mcThetaCM': 3.135822303450859,\n",
       " 'D_B1_mcPhiCM': 3.141592653589793,\n",
       " 'D_B1_isSignal': 0.0,\n",
       " 'D_B1_mcErrors': 508.0,\n",
       " 'D_B1_mcPDG': 300553.0,\n",
       " 'D_B1_genMotherID_0': 0.0,\n",
       " 'D_B1_genMotherPDG_0': 0.0,\n",
       " 'D_B1_genMotherPDG_1': 0.0,\n",
       " 'D_B1_genMotherPDG_2': 0.0,\n",
       " 'D_B1_isSignalAcceptMissing': 0.0,\n",
       " 'D_B1_decayModeID': 41310.0,\n",
       " 'D_0_B0_ECM': 2.141879087641742,\n",
       " 'D_0_B0_pCM': 1.0535915229243153,\n",
       " 'D_0_B0_InvM': 1.864829999999743,\n",
       " 'D_0_B0_cosThCM': -0.6362194782656345,\n",
       " 'D_0_B0_phiCM': -1.1777259931872721,\n",
       " 'D_0_B0_BFInvM': 1.8669931372546351,\n",
       " 'D_0_B0_BFM': 1.8669931372546351,\n",
       " 'D_0_B0_DchiProb': 0.7803258028227584,\n",
       " 'D_0_B0_DflightDistance': 0.0028456345090981487,\n",
       " 'D_0_B0_DflightDistanceErr': 0.007986065931618214,\n",
       " 'D_0_B0_mcECM': 10.57603611047262,\n",
       " 'D_0_B0_mcPCM': 0.0013470814104601947,\n",
       " 'D_0_B0_mcThetaCM': 3.135822303450859,\n",
       " 'D_0_B0_mcPhiCM': 3.141592653589793,\n",
       " 'D_0_B0_isSignal': 0.0,\n",
       " 'D_0_B0_mcErrors': 376.0,\n",
       " 'D_0_B0_mcPDG': 300553.0,\n",
       " 'D_0_B0_genMotherID_0': 0.0,\n",
       " 'D_0_B0_genMotherPDG_0': 0.0,\n",
       " 'D_0_B0_genMotherPDG_1': 0.0,\n",
       " 'D_0_B0_genMotherPDG_2': 0.0,\n",
       " 'D_0_B0_isSignalAcceptMissing': 0.0,\n",
       " 'D_0_B0_decayModeID': 42103.0,\n",
       " 'D_0_0_B0_ECM': 0.8203549631307684,\n",
       " 'D_0_0_B0_pCM': 0.6551833981445838,\n",
       " 'D_0_0_B0_InvM': 0.493677,\n",
       " 'D_0_0_B0_cosThCM': -0.3330962197888361,\n",
       " 'D_0_0_B0_phiCM': -1.5011088774096666,\n",
       " 'D_0_0_B0_mcECM': 0.8222638973755381,\n",
       " 'D_0_0_B0_mcPCM': 0.6575720128048397,\n",
       " 'D_0_0_B0_mcThetaCM': 1.9101645150533613,\n",
       " 'D_0_0_B0_mcPhiCM': -1.4996112121697347,\n",
       " 'D_0_0_B0_isSignal': 1.0,\n",
       " 'D_0_0_B0_mcErrors': 0.0,\n",
       " 'D_0_0_B0_mcPDG': -321.0,\n",
       " 'D_0_0_B0_genMotherID_0': 3.0,\n",
       " 'D_0_0_B0_genMotherPDG_0': 411.0,\n",
       " 'D_0_0_B0_genMotherPDG_1': -511.0,\n",
       " 'D_0_0_B0_genMotherPDG_2': 300553.0,\n",
       " 'D_0_0_B0_isSignalAcceptMissing': 1.0,\n",
       " 'D_0_0_0_B0_ECM': nan,\n",
       " 'D_0_0_0_B0_pCM': nan,\n",
       " 'D_0_0_0_B0_InvM': nan,\n",
       " 'D_0_0_0_B0_cosThCM': nan,\n",
       " 'D_0_0_0_B0_phiCM': nan,\n",
       " 'D_0_0_0_B0_mcECM': nan,\n",
       " 'D_0_0_0_B0_mcPCM': nan,\n",
       " 'D_0_0_0_B0_mcThetaCM': nan,\n",
       " 'D_0_0_0_B0_mcPhiCM': nan,\n",
       " 'D_0_0_0_B0_isSignal': nan,\n",
       " 'D_0_0_0_B0_mcErrors': nan,\n",
       " 'D_0_0_0_B0_mcPDG': nan,\n",
       " 'D_0_0_0_B0_genMotherID_0': nan,\n",
       " 'D_0_0_0_B0_genMotherPDG_0': nan,\n",
       " 'D_0_0_0_B0_genMotherPDG_1': nan,\n",
       " 'D_0_0_0_B0_genMotherPDG_2': nan,\n",
       " 'D_0_0_0_B0_isSignalAcceptMissing': nan,\n",
       " 'D_0_0_1_B0_ECM': nan,\n",
       " 'D_0_0_1_B0_pCM': nan,\n",
       " 'D_0_0_1_B0_InvM': nan,\n",
       " 'D_0_0_1_B0_cosThCM': nan,\n",
       " 'D_0_0_1_B0_phiCM': nan,\n",
       " 'D_0_0_1_B0_mcECM': nan,\n",
       " 'D_0_0_1_B0_mcPCM': nan,\n",
       " 'D_0_0_1_B0_mcThetaCM': nan,\n",
       " 'D_0_0_1_B0_mcPhiCM': nan,\n",
       " 'D_0_0_1_B0_isSignal': nan,\n",
       " 'D_0_0_1_B0_mcErrors': nan,\n",
       " 'D_0_0_1_B0_mcPDG': nan,\n",
       " 'D_0_0_1_B0_genMotherID_0': nan,\n",
       " 'D_0_0_1_B0_genMotherPDG_0': nan,\n",
       " 'D_0_0_1_B0_genMotherPDG_1': nan,\n",
       " 'D_0_0_1_B0_genMotherPDG_2': nan,\n",
       " 'D_0_0_1_B0_isSignalAcceptMissing': nan,\n",
       " 'D_0_1_B0_ECM': 0.20853040996669767,\n",
       " 'D_0_1_B0_pCM': 0.15493559344491145,\n",
       " 'D_0_1_B0_InvM': 0.13957039,\n",
       " 'D_0_1_B0_cosThCM': -0.7671928177602221,\n",
       " 'D_0_1_B0_phiCM': -1.1635965093184952,\n",
       " 'D_0_1_B0_mcECM': 0.20784498151982247,\n",
       " 'D_0_1_B0_mcPCM': 0.15401182735413113,\n",
       " 'D_0_1_B0_mcThetaCM': 2.444712989066498,\n",
       " 'D_0_1_B0_mcPhiCM': -1.1525765173146838,\n",
       " 'D_0_1_B0_isSignal': 1.0,\n",
       " 'D_0_1_B0_mcErrors': 0.0,\n",
       " 'D_0_1_B0_mcPDG': 211.0,\n",
       " 'D_0_1_B0_genMotherID_0': 30.0,\n",
       " 'D_0_1_B0_genMotherPDG_0': -313.0,\n",
       " 'D_0_1_B0_genMotherPDG_1': 411.0,\n",
       " 'D_0_1_B0_genMotherPDG_2': 10413.0,\n",
       " 'D_0_1_B0_isSignalAcceptMissing': 1.0,\n",
       " 'D_0_1_0_B0_ECM': nan,\n",
       " 'D_0_1_0_B0_pCM': nan,\n",
       " 'D_0_1_0_B0_InvM': nan,\n",
       " 'D_0_1_0_B0_cosThCM': nan,\n",
       " 'D_0_1_0_B0_phiCM': nan,\n",
       " 'D_0_1_0_B0_mcECM': nan,\n",
       " 'D_0_1_0_B0_mcPCM': nan,\n",
       " 'D_0_1_0_B0_mcThetaCM': nan,\n",
       " 'D_0_1_0_B0_mcPhiCM': nan,\n",
       " 'D_0_1_0_B0_isSignal': nan,\n",
       " 'D_0_1_0_B0_mcErrors': nan,\n",
       " 'D_0_1_0_B0_mcPDG': nan,\n",
       " 'D_0_1_0_B0_genMotherID_0': nan,\n",
       " 'D_0_1_0_B0_genMotherPDG_0': nan,\n",
       " 'D_0_1_0_B0_genMotherPDG_1': nan,\n",
       " 'D_0_1_0_B0_genMotherPDG_2': nan,\n",
       " 'D_0_1_0_B0_isSignalAcceptMissing': nan,\n",
       " 'D_0_1_1_B0_ECM': nan,\n",
       " 'D_0_1_1_B0_pCM': nan,\n",
       " 'D_0_1_1_B0_InvM': nan,\n",
       " 'D_0_1_1_B0_cosThCM': nan,\n",
       " 'D_0_1_1_B0_phiCM': nan,\n",
       " 'D_0_1_1_B0_mcECM': nan,\n",
       " 'D_0_1_1_B0_mcPCM': nan,\n",
       " 'D_0_1_1_B0_mcThetaCM': nan,\n",
       " 'D_0_1_1_B0_mcPhiCM': nan,\n",
       " 'D_0_1_1_B0_isSignal': nan,\n",
       " 'D_0_1_1_B0_mcErrors': nan,\n",
       " 'D_0_1_1_B0_mcPDG': nan,\n",
       " 'D_0_1_1_B0_genMotherID_0': nan,\n",
       " 'D_0_1_1_B0_genMotherPDG_0': nan,\n",
       " 'D_0_1_1_B0_genMotherPDG_1': nan,\n",
       " 'D_0_1_1_B0_genMotherPDG_2': nan,\n",
       " 'D_0_1_1_B0_isSignalAcceptMissing': nan,\n",
       " 'D_0_2_B0_ECM': 0.6418181391404102,\n",
       " 'D_0_2_B0_pCM': 0.6264588014904945,\n",
       " 'D_0_2_B0_InvM': 0.13957039000000002,\n",
       " 'D_0_2_B0_cosThCM': -0.4201270136204563,\n",
       " 'D_0_2_B0_phiCM': -1.0117050436427972,\n",
       " 'D_0_2_B0_mcECM': 0.6403683985007679,\n",
       " 'D_0_2_B0_mcPCM': 0.6249734303623273,\n",
       " 'D_0_2_B0_mcThetaCM': 2.000950870161744,\n",
       " 'D_0_2_B0_mcPhiCM': -1.0115991703462737,\n",
       " 'D_0_2_B0_isSignal': 1.0,\n",
       " 'D_0_2_B0_mcErrors': 0.0,\n",
       " 'D_0_2_B0_mcPDG': -211.0,\n",
       " 'D_0_2_B0_genMotherID_0': 4.0,\n",
       " 'D_0_2_B0_genMotherPDG_0': -213.0,\n",
       " 'D_0_2_B0_genMotherPDG_1': -511.0,\n",
       " 'D_0_2_B0_genMotherPDG_2': 300553.0,\n",
       " 'D_0_2_B0_isSignalAcceptMissing': 1.0,\n",
       " 'D_0_3_B0_ECM': 0.471175575403866,\n",
       " 'D_0_3_B0_pCM': 0.4500294758039879,\n",
       " 'D_0_3_B0_InvM': 0.13957038999999985,\n",
       " 'D_0_3_B0_cosThCM': -0.15558668856466146,\n",
       " 'D_0_3_B0_phiCM': 1.7347625905521467,\n",
       " 'D_0_3_B0_mcECM': 0.4714079913407066,\n",
       " 'D_0_3_B0_mcPCM': 0.45027294674929363,\n",
       " 'D_0_3_B0_mcThetaCM': 1.7266417803375935,\n",
       " 'D_0_3_B0_mcPhiCM': 1.733222774215261,\n",
       " 'D_0_3_B0_isSignal': 1.0,\n",
       " 'D_0_3_B0_mcErrors': 0.0,\n",
       " 'D_0_3_B0_mcPDG': 211.0,\n",
       " 'D_0_3_B0_genMotherID_0': 1.0,\n",
       " 'D_0_3_B0_genMotherPDG_0': -511.0,\n",
       " 'D_0_3_B0_genMotherPDG_1': 300553.0,\n",
       " 'D_0_3_B0_genMotherPDG_2': 0.0,\n",
       " 'D_0_3_B0_isSignalAcceptMissing': 1.0,\n",
       " 'D_1_B0_ECM': 0.24491481252555783,\n",
       " 'D_1_B0_pCM': 0.2449148125255578,\n",
       " 'D_1_B0_InvM': 2.4640479228129524e-09,\n",
       " 'D_1_B0_cosThCM': -0.6003914555922732,\n",
       " 'D_1_B0_phiCM': -1.498524579597903,\n",
       " 'D_1_B0_mcECM': 0.1305049353434724,\n",
       " 'D_1_B0_mcPCM': 0.13050494510789917,\n",
       " 'D_1_B0_mcThetaCM': 1.0281412232553975,\n",
       " 'D_1_B0_mcPhiCM': -1.813926546231823,\n",
       " 'D_1_B0_isSignal': 1.0,\n",
       " 'D_1_B0_mcErrors': 0.0,\n",
       " 'D_1_B0_mcPDG': 22.0,\n",
       " 'D_1_B0_genMotherID_0': 50.0,\n",
       " 'D_1_B0_genMotherPDG_0': 130.0,\n",
       " 'D_1_B0_genMotherPDG_1': 311.0,\n",
       " 'D_1_B0_genMotherPDG_2': 20213.0,\n",
       " 'D_1_B0_isSignalAcceptMissing': 1.0,\n",
       " 'D_1_0_B0_ECM': nan,\n",
       " 'D_1_0_B0_pCM': nan,\n",
       " 'D_1_0_B0_InvM': nan,\n",
       " 'D_1_0_B0_cosThCM': nan,\n",
       " 'D_1_0_B0_phiCM': nan,\n",
       " 'D_1_0_B0_mcECM': nan,\n",
       " 'D_1_0_B0_mcPCM': nan,\n",
       " 'D_1_0_B0_mcThetaCM': nan,\n",
       " 'D_1_0_B0_mcPhiCM': nan,\n",
       " 'D_1_0_B0_isSignal': nan,\n",
       " 'D_1_0_B0_mcErrors': nan,\n",
       " 'D_1_0_B0_mcPDG': nan,\n",
       " 'D_1_0_B0_genMotherID_0': nan,\n",
       " 'D_1_0_B0_genMotherPDG_0': nan,\n",
       " 'D_1_0_B0_genMotherPDG_1': nan,\n",
       " 'D_1_0_B0_genMotherPDG_2': nan,\n",
       " 'D_1_0_B0_isSignalAcceptMissing': nan,\n",
       " 'D_1_1_B0_ECM': nan,\n",
       " 'D_1_1_B0_pCM': nan,\n",
       " 'D_1_1_B0_InvM': nan,\n",
       " 'D_1_1_B0_cosThCM': nan,\n",
       " 'D_1_1_B0_phiCM': nan,\n",
       " 'D_1_1_B0_mcECM': nan,\n",
       " 'D_1_1_B0_mcPCM': nan,\n",
       " 'D_1_1_B0_mcThetaCM': nan,\n",
       " 'D_1_1_B0_mcPhiCM': nan,\n",
       " 'D_1_1_B0_isSignal': nan,\n",
       " 'D_1_1_B0_mcErrors': nan,\n",
       " 'D_1_1_B0_mcPDG': nan,\n",
       " 'D_1_1_B0_genMotherID_0': nan,\n",
       " 'D_1_1_B0_genMotherPDG_0': nan,\n",
       " 'D_1_1_B0_genMotherPDG_1': nan,\n",
       " 'D_1_1_B0_genMotherPDG_2': nan,\n",
       " 'D_1_1_B0_isSignalAcceptMissing': nan,\n",
       " 'D_2_B0_ECM': nan,\n",
       " 'D_2_B0_pCM': nan,\n",
       " 'D_2_B0_InvM': nan,\n",
       " 'D_2_B0_cosThCM': nan,\n",
       " 'D_2_B0_phiCM': nan,\n",
       " 'D_2_B0_mcECM': nan,\n",
       " 'D_2_B0_mcPCM': nan,\n",
       " 'D_2_B0_mcThetaCM': nan,\n",
       " 'D_2_B0_mcPhiCM': nan,\n",
       " 'D_2_B0_isSignal': nan,\n",
       " 'D_2_B0_mcErrors': nan,\n",
       " 'D_2_B0_mcPDG': nan,\n",
       " 'D_2_B0_genMotherID_0': nan,\n",
       " 'D_2_B0_genMotherPDG_0': nan,\n",
       " 'D_2_B0_genMotherPDG_1': nan,\n",
       " 'D_2_B0_genMotherPDG_2': nan,\n",
       " 'D_2_B0_isSignalAcceptMissing': nan,\n",
       " 'D_3_B0_ECM': nan,\n",
       " 'D_3_B0_pCM': nan,\n",
       " 'D_3_B0_InvM': nan,\n",
       " 'D_3_B0_cosThCM': nan,\n",
       " 'D_3_B0_phiCM': nan,\n",
       " 'D_3_B0_mcECM': nan,\n",
       " 'D_3_B0_mcPCM': nan,\n",
       " 'D_3_B0_mcThetaCM': nan,\n",
       " 'D_3_B0_mcPhiCM': nan,\n",
       " 'D_3_B0_isSignal': nan,\n",
       " 'D_3_B0_mcErrors': nan,\n",
       " 'D_3_B0_mcPDG': nan,\n",
       " 'D_3_B0_genMotherID_0': nan,\n",
       " 'D_3_B0_genMotherPDG_0': nan,\n",
       " 'D_3_B0_genMotherPDG_1': nan,\n",
       " 'D_3_B0_genMotherPDG_2': nan,\n",
       " 'D_3_B0_isSignalAcceptMissing': nan,\n",
       " 'D_0_B1_ECM': 2.0582655134108223,\n",
       " 'D_0_B1_pCM': 0.8607247225708654,\n",
       " 'D_0_B1_InvM': 1.869655015143601,\n",
       " 'D_0_B1_cosThCM': -0.011973687879290599,\n",
       " 'D_0_B1_phiCM': -1.3896759084306665,\n",
       " 'D_0_B1_BFInvM': 1.8706340548441007,\n",
       " 'D_0_B1_BFM': 1.8706340548441007,\n",
       " 'D_0_B1_DchiProb': 0.0,\n",
       " 'D_0_B1_DflightDistance': 0.07063848345015386,\n",
       " 'D_0_B1_DflightDistanceErr': 0.018664119765162468,\n",
       " 'D_0_B1_mcECM': 10.57603611047262,\n",
       " 'D_0_B1_mcPCM': 0.0013470814104601947,\n",
       " 'D_0_B1_mcThetaCM': 3.135822303450859,\n",
       " 'D_0_B1_mcPhiCM': 3.141592653589793,\n",
       " 'D_0_B1_isSignal': 0.0,\n",
       " 'D_0_B1_mcErrors': 508.0,\n",
       " 'D_0_B1_mcPDG': 300553.0,\n",
       " 'D_0_B1_genMotherID_0': 0.0,\n",
       " 'D_0_B1_genMotherPDG_0': 0.0,\n",
       " 'D_0_B1_genMotherPDG_1': 0.0,\n",
       " 'D_0_B1_genMotherPDG_2': 0.0,\n",
       " 'D_0_B1_isSignalAcceptMissing': 0.0,\n",
       " 'D_0_B1_decayModeID': 41106.0,\n",
       " 'D_0_0_B1_ECM': 1.207722375498651,\n",
       " 'D_0_0_B1_pCM': 1.100443783394897,\n",
       " 'D_0_0_B1_InvM': 0.5016563785299911,\n",
       " 'D_0_0_B1_cosThCM': -0.3014084369914604,\n",
       " 'D_0_0_B1_phiCM': -1.3509105389717613,\n",
       " 'D_0_0_B1_mcECM': 2.604646969952747,\n",
       " 'D_0_0_B1_mcPCM': 1.813448360394012,\n",
       " 'D_0_0_B1_mcThetaCM': 2.210307381531288,\n",
       " 'D_0_0_B1_mcPhiCM': -1.3983322649991523,\n",
       " 'D_0_0_B1_isSignal': 0.0,\n",
       " 'D_0_0_B1_mcErrors': 500.0,\n",
       " 'D_0_0_B1_mcPDG': 411.0,\n",
       " 'D_0_0_B1_genMotherID_0': 9.0,\n",
       " 'D_0_0_B1_genMotherPDG_0': 10413.0,\n",
       " 'D_0_0_B1_genMotherPDG_1': -511.0,\n",
       " 'D_0_0_B1_genMotherPDG_2': 300553.0,\n",
       " 'D_0_0_B1_isSignalAcceptMissing': 0.0,\n",
       " 'D_0_0_0_B1_ECM': 0.31317432405318957,\n",
       " 'D_0_0_0_B1_pCM': 0.2803538183820939,\n",
       " 'D_0_0_0_B1_InvM': 0.1395703899999999,\n",
       " 'D_0_0_0_B1_cosThCM': 0.2759824578294189,\n",
       " 'D_0_0_0_B1_phiCM': -1.488166767893571,\n",
       " 'D_0_0_0_B1_mcECM': 0.32362894075740584,\n",
       " 'D_0_0_0_B1_mcPCM': 0.3058954135931688,\n",
       " 'D_0_0_0_B1_mcThetaCM': 1.3561261346177036,\n",
       " 'D_0_0_0_B1_mcPhiCM': -1.9310617158257792,\n",
       " 'D_0_0_0_B1_isSignal': 0.0,\n",
       " 'D_0_0_0_B1_mcErrors': 132.0,\n",
       " 'D_0_0_0_B1_mcPDG': -13.0,\n",
       " 'D_0_0_0_B1_genMotherID_0': 41.0,\n",
       " 'D_0_0_0_B1_genMotherPDG_0': 321.0,\n",
       " 'D_0_0_0_B1_genMotherPDG_1': 20213.0,\n",
       " 'D_0_0_0_B1_genMotherPDG_2': 411.0,\n",
       " 'D_0_0_0_B1_isSignalAcceptMissing': 0.0,\n",
       " 'D_0_0_1_B1_ECM': 0.8945480514454617,\n",
       " 'D_0_0_1_B1_pCM': 0.8835928488733484,\n",
       " 'D_0_0_1_B1_InvM': 0.13957039000000018,\n",
       " 'D_0_0_1_B1_cosThCM': -0.4629460018045153,\n",
       " 'D_0_0_1_B1_phiCM': -1.3038175598136932,\n",
       " 'D_0_0_1_B1_mcECM': 1.0010503010084475,\n",
       " 'D_0_0_1_B1_mcPCM': 0.870852904822667,\n",
       " 'D_0_0_1_B1_mcThetaCM': 2.0606025450498606,\n",
       " 'D_0_0_1_B1_mcPhiCM': -1.3260518443755018,\n",
       " 'D_0_0_1_B1_isSignal': 0.0,\n",
       " 'D_0_0_1_B1_mcErrors': 128.0,\n",
       " 'D_0_0_1_B1_mcPDG': -321.0,\n",
       " 'D_0_0_1_B1_genMotherID_0': 30.0,\n",
       " 'D_0_0_1_B1_genMotherPDG_0': -313.0,\n",
       " 'D_0_0_1_B1_genMotherPDG_1': 411.0,\n",
       " 'D_0_0_1_B1_genMotherPDG_2': 10413.0,\n",
       " 'D_0_0_1_B1_isSignalAcceptMissing': 0.0,\n",
       " 'D_0_1_B1_ECM': 0.3700088492376665,\n",
       " 'D_0_1_B1_pCM': 0.3445109815305596,\n",
       " 'D_0_1_B1_InvM': 0.134976783629751,\n",
       " 'D_0_1_B1_cosThCM': 0.584807955692285,\n",
       " 'D_0_1_B1_phiCM': -1.8781475098226368,\n",
       " 'D_0_1_B1_mcECM': 0.36579250397651913,\n",
       " 'D_0_1_B1_mcPCM': 0.3399785628333295,\n",
       " 'D_0_1_B1_mcThetaCM': 0.9563775430073033,\n",
       " 'D_0_1_B1_mcPhiCM': -1.888579921437345,\n",
       " 'D_0_1_B1_isSignal': 1.0,\n",
       " 'D_0_1_B1_mcErrors': 0.0,\n",
       " 'D_0_1_B1_mcPDG': 111.0,\n",
       " 'D_0_1_B1_genMotherID_0': 9.0,\n",
       " 'D_0_1_B1_genMotherPDG_0': 10413.0,\n",
       " 'D_0_1_B1_genMotherPDG_1': -511.0,\n",
       " 'D_0_1_B1_genMotherPDG_2': 300553.0,\n",
       " 'D_0_1_B1_isSignalAcceptMissing': 1.0,\n",
       " 'D_0_1_0_B1_ECM': 0.238065319908016,\n",
       " 'D_0_1_0_B1_pCM': 0.238065319908016,\n",
       " 'D_0_1_0_B1_InvM': 0.0,\n",
       " 'D_0_1_0_B1_cosThCM': 0.5124657603038913,\n",
       " 'D_0_1_0_B1_phiCM': -1.5676434077880297,\n",
       " 'D_0_1_0_B1_mcECM': 0.2327513240977181,\n",
       " 'D_0_1_0_B1_mcPCM': 0.23275133378964769,\n",
       " 'D_0_1_0_B1_mcThetaCM': 1.049557899046294,\n",
       " 'D_0_1_0_B1_mcPhiCM': -1.5736419590689037,\n",
       " 'D_0_1_0_B1_isSignal': 1.0,\n",
       " 'D_0_1_0_B1_mcErrors': 0.0,\n",
       " 'D_0_1_0_B1_mcPDG': 22.0,\n",
       " 'D_0_1_0_B1_genMotherID_0': 19.0,\n",
       " 'D_0_1_0_B1_genMotherPDG_0': 111.0,\n",
       " 'D_0_1_0_B1_genMotherPDG_1': 10413.0,\n",
       " 'D_0_1_0_B1_genMotherPDG_2': -511.0,\n",
       " 'D_0_1_0_B1_isSignalAcceptMissing': 1.0,\n",
       " 'D_0_1_1_B1_ECM': 0.13194352932965056,\n",
       " 'D_0_1_1_B1_pCM': 0.13194352932965056,\n",
       " 'D_0_1_1_B1_InvM': 0.0,\n",
       " 'D_0_1_1_B1_cosThCM': 0.6023215996839297,\n",
       " 'D_0_1_1_B1_phiCM': -2.51296776825317,\n",
       " 'D_0_1_1_B1_mcECM': 0.13304104633562375,\n",
       " 'D_0_1_1_B1_mcPCM': 0.13304104604152153,\n",
       " 'D_0_1_1_B1_mcThetaCM': 0.9247766095416297,\n",
       " 'D_0_1_1_B1_mcPhiCM': -2.5178413346741473,\n",
       " 'D_0_1_1_B1_isSignal': 1.0,\n",
       " 'D_0_1_1_B1_mcErrors': 0.0,\n",
       " 'D_0_1_1_B1_mcPDG': 22.0,\n",
       " 'D_0_1_1_B1_genMotherID_0': 19.0,\n",
       " 'D_0_1_1_B1_genMotherPDG_0': 111.0,\n",
       " 'D_0_1_1_B1_genMotherPDG_1': 10413.0,\n",
       " 'D_0_1_1_B1_genMotherPDG_2': -511.0,\n",
       " 'D_0_1_1_B1_isSignalAcceptMissing': 1.0,\n",
       " 'D_0_2_B1_ECM': 0.4805342886745045,\n",
       " 'D_0_2_B1_pCM': 0.45981877824547346,\n",
       " 'D_0_2_B1_InvM': 0.13957038999999977,\n",
       " 'D_0_2_B1_cosThCM': 0.2607640975583057,\n",
       " 'D_0_2_B1_phiCM': 1.5466582402492632,\n",
       " 'D_0_2_B1_mcECM': 0.48217841481249846,\n",
       " 'D_0_2_B1_mcPCM': 0.46153674234819403,\n",
       " 'D_0_2_B1_mcThetaCM': 1.3205271963397247,\n",
       " 'D_0_2_B1_mcPhiCM': 1.5158308712459965,\n",
       " 'D_0_2_B1_isSignal': 1.0,\n",
       " 'D_0_2_B1_mcErrors': 0.0,\n",
       " 'D_0_2_B1_mcPDG': 211.0,\n",
       " 'D_0_2_B1_genMotherID_0': 3.0,\n",
       " 'D_0_2_B1_genMotherPDG_0': 411.0,\n",
       " 'D_0_2_B1_genMotherPDG_1': -511.0,\n",
       " 'D_0_2_B1_genMotherPDG_2': 300553.0,\n",
       " 'D_0_2_B1_isSignalAcceptMissing': 1.0,\n",
       " 'D_0_3_B1_ECM': nan,\n",
       " 'D_0_3_B1_pCM': nan,\n",
       " 'D_0_3_B1_InvM': nan,\n",
       " 'D_0_3_B1_cosThCM': nan,\n",
       " 'D_0_3_B1_phiCM': nan,\n",
       " 'D_0_3_B1_mcECM': nan,\n",
       " 'D_0_3_B1_mcPCM': nan,\n",
       " 'D_0_3_B1_mcThetaCM': nan,\n",
       " 'D_0_3_B1_mcPhiCM': nan,\n",
       " 'D_0_3_B1_isSignal': nan,\n",
       " 'D_0_3_B1_mcErrors': nan,\n",
       " 'D_0_3_B1_mcPDG': nan,\n",
       " 'D_0_3_B1_genMotherID_0': nan,\n",
       " 'D_0_3_B1_genMotherPDG_0': nan,\n",
       " 'D_0_3_B1_genMotherPDG_1': nan,\n",
       " 'D_0_3_B1_genMotherPDG_2': nan,\n",
       " 'D_0_3_B1_isSignalAcceptMissing': nan,\n",
       " 'D_1_B1_ECM': 0.13740152153784854,\n",
       " 'D_1_B1_pCM': 0.025700010059877758,\n",
       " 'D_1_B1_InvM': 0.134976618730201,\n",
       " 'D_1_B1_cosThCM': -0.4720895125505646,\n",
       " 'D_1_B1_phiCM': -1.6128371902690837,\n",
       " 'D_1_B1_mcECM': 0.13779776243056224,\n",
       " 'D_1_B1_mcPCM': 0.02773957265295835,\n",
       " 'D_1_B1_mcThetaCM': 1.9994882588767755,\n",
       " 'D_1_B1_mcPhiCM': -1.5537104588172594,\n",
       " 'D_1_B1_isSignal': 1.0,\n",
       " 'D_1_B1_mcErrors': 0.0,\n",
       " 'D_1_B1_mcPDG': 111.0,\n",
       " 'D_1_B1_genMotherID_0': 9.0,\n",
       " 'D_1_B1_genMotherPDG_0': 10413.0,\n",
       " 'D_1_B1_genMotherPDG_1': -511.0,\n",
       " 'D_1_B1_genMotherPDG_2': 300553.0,\n",
       " 'D_1_B1_isSignalAcceptMissing': 1.0,\n",
       " 'D_1_0_B1_ECM': 0.08053819034759752,\n",
       " 'D_1_0_B1_pCM': 0.0805381903475975,\n",
       " 'D_1_0_B1_InvM': 6.160119807032381e-10,\n",
       " 'D_1_0_B1_cosThCM': -0.479998325534838,\n",
       " 'D_1_0_B1_phiCM': -1.234804927210941,\n",
       " 'D_1_0_B1_mcECM': 0.08184355366606733,\n",
       " 'D_1_0_B1_mcPCM': 0.08184355392434661,\n",
       " 'D_1_0_B1_mcThetaCM': 2.0536973120774595,\n",
       " 'D_1_0_B1_mcPhiCM': -1.224039818346992,\n",
       " 'D_1_0_B1_isSignal': 1.0,\n",
       " 'D_1_0_B1_mcErrors': 0.0,\n",
       " 'D_1_0_B1_mcPDG': 22.0,\n",
       " 'D_1_0_B1_genMotherID_0': 20.0,\n",
       " 'D_1_0_B1_genMotherPDG_0': 111.0,\n",
       " 'D_1_0_B1_genMotherPDG_1': 10413.0,\n",
       " 'D_1_0_B1_genMotherPDG_2': -511.0,\n",
       " 'D_1_0_B1_isSignalAcceptMissing': 1.0,\n",
       " 'D_1_1_B1_ECM': 0.05686333119025106,\n",
       " 'D_1_1_B1_pCM': 0.05686333119025105,\n",
       " 'D_1_1_B1_InvM': -9.313225746154785e-10,\n",
       " 'D_1_1_B1_cosThCM': 0.46647796974807254,\n",
       " 'D_1_1_B1_phiCM': 2.073816244486696,\n",
       " 'D_1_1_B1_mcECM': 0.05595419204973008,\n",
       " 'D_1_1_B1_mcPCM': 0.05595419629930829,\n",
       " 'D_1_1_B1_mcThetaCM': 1.0779635337101094,\n",
       " 'D_1_1_B1_mcPhiCM': 2.084006241458037,\n",
       " 'D_1_1_B1_isSignal': 1.0,\n",
       " 'D_1_1_B1_mcErrors': 0.0,\n",
       " 'D_1_1_B1_mcPDG': 22.0,\n",
       " 'D_1_1_B1_genMotherID_0': 20.0,\n",
       " 'D_1_1_B1_genMotherPDG_0': 111.0,\n",
       " 'D_1_1_B1_genMotherPDG_1': 10413.0,\n",
       " 'D_1_1_B1_genMotherPDG_2': -511.0,\n",
       " 'D_1_1_B1_isSignalAcceptMissing': 1.0,\n",
       " 'D_2_B1_ECM': nan,\n",
       " 'D_2_B1_pCM': nan,\n",
       " 'D_2_B1_InvM': nan,\n",
       " 'D_2_B1_cosThCM': nan,\n",
       " 'D_2_B1_phiCM': nan,\n",
       " 'D_2_B1_mcECM': nan,\n",
       " 'D_2_B1_mcPCM': nan,\n",
       " 'D_2_B1_mcThetaCM': nan,\n",
       " 'D_2_B1_mcPhiCM': nan,\n",
       " 'D_2_B1_isSignal': nan,\n",
       " 'D_2_B1_mcErrors': nan,\n",
       " 'D_2_B1_mcPDG': nan,\n",
       " 'D_2_B1_genMotherID_0': nan,\n",
       " 'D_2_B1_genMotherPDG_0': nan,\n",
       " 'D_2_B1_genMotherPDG_1': nan,\n",
       " 'D_2_B1_genMotherPDG_2': nan,\n",
       " 'D_2_B1_isSignalAcceptMissing': nan,\n",
       " 'D_3_B1_ECM': nan,\n",
       " 'D_3_B1_pCM': nan,\n",
       " 'D_3_B1_InvM': nan,\n",
       " 'D_3_B1_cosThCM': nan,\n",
       " 'D_3_B1_phiCM': nan,\n",
       " 'D_3_B1_mcECM': nan,\n",
       " 'D_3_B1_mcPCM': nan,\n",
       " 'D_3_B1_mcThetaCM': nan,\n",
       " 'D_3_B1_mcPhiCM': nan,\n",
       " 'D_3_B1_isSignal': nan,\n",
       " 'D_3_B1_mcErrors': nan,\n",
       " 'D_3_B1_mcPDG': nan,\n",
       " 'D_3_B1_genMotherID_0': nan,\n",
       " 'D_3_B1_genMotherPDG_0': nan,\n",
       " 'D_3_B1_genMotherPDG_1': nan,\n",
       " 'D_3_B1_genMotherPDG_2': nan,\n",
       " 'D_3_B1_isSignalAcceptMissing': nan,\n",
       " 'nMCGen': 61,\n",
       " 'MCGenPDG_0': 300553.0,\n",
       " 'MCGenMothIndex_0': nan,\n",
       " 'MCGenPDG_1': -511.0,\n",
       " 'MCGenMothIndex_1': 0.0,\n",
       " 'MCGenPDG_2': -511.0,\n",
       " 'MCGenMothIndex_2': 0.0,\n",
       " 'MCGenPDG_3': 411.0,\n",
       " 'MCGenMothIndex_3': 1.0,\n",
       " 'MCGenPDG_4': -213.0,\n",
       " 'MCGenMothIndex_4': 1.0,\n",
       " 'MCGenPDG_5': 211.0,\n",
       " 'MCGenMothIndex_5': 1.0,\n",
       " 'MCGenPDG_6': -211.0,\n",
       " 'MCGenMothIndex_6': 1.0,\n",
       " 'MCGenPDG_7': 22.0,\n",
       " 'MCGenMothIndex_7': 1.0,\n",
       " 'MCGenPDG_8': 22.0,\n",
       " 'MCGenMothIndex_8': 1.0,\n",
       " 'MCGenPDG_9': 10413.0,\n",
       " 'MCGenMothIndex_9': 2.0,\n",
       " 'MCGenPDG_10': 11.0,\n",
       " 'MCGenMothIndex_10': 2.0,\n",
       " 'MCGenPDG_11': -12.0,\n",
       " 'MCGenMothIndex_11': 2.0,\n",
       " 'MCGenPDG_12': -321.0,\n",
       " 'MCGenMothIndex_12': 3.0,\n",
       " 'MCGenPDG_13': 211.0,\n",
       " 'MCGenMothIndex_13': 3.0,\n",
       " 'MCGenPDG_14': 211.0,\n",
       " 'MCGenMothIndex_14': 3.0,\n",
       " 'MCGenPDG_15': -211.0,\n",
       " 'MCGenMothIndex_15': 4.0,\n",
       " 'MCGenPDG_16': 111.0,\n",
       " 'MCGenMothIndex_16': 4.0,\n",
       " 'MCGenPDG_17': nan,\n",
       " 'MCGenMothIndex_17': nan,\n",
       " 'MCGenPDG_18': 411.0,\n",
       " 'MCGenMothIndex_18': 9.0,\n",
       " 'MCGenPDG_19': 111.0,\n",
       " 'MCGenMothIndex_19': 9.0,\n",
       " 'MCGenPDG_20': 111.0,\n",
       " 'MCGenMothIndex_20': 9.0,\n",
       " 'MCGenPDG_21': nan,\n",
       " 'MCGenMothIndex_21': nan,\n",
       " 'MCGenPDG_22': nan,\n",
       " 'MCGenMothIndex_22': nan,\n",
       " 'MCGenPDG_23': nan,\n",
       " 'MCGenMothIndex_23': nan,\n",
       " 'MCGenPDG_24': nan,\n",
       " 'MCGenMothIndex_24': nan,\n",
       " 'MCGenPDG_25': nan,\n",
       " 'MCGenMothIndex_25': nan,\n",
       " 'MCGenPDG_26': nan,\n",
       " 'MCGenMothIndex_26': nan,\n",
       " 'MCGenPDG_27': nan,\n",
       " 'MCGenMothIndex_27': nan,\n",
       " 'MCGenPDG_28': 22.0,\n",
       " 'MCGenMothIndex_28': 16.0,\n",
       " 'MCGenPDG_29': 22.0,\n",
       " 'MCGenMothIndex_29': 16.0,\n",
       " 'MCGenPDG_30': -313.0,\n",
       " 'MCGenMothIndex_30': 18.0,\n",
       " 'MCGenPDG_31': 20213.0,\n",
       " 'MCGenMothIndex_31': 18.0,\n",
       " 'MCGenPDG_32': 22.0,\n",
       " 'MCGenMothIndex_32': 19.0,\n",
       " 'MCGenPDG_33': 22.0,\n",
       " 'MCGenMothIndex_33': 19.0,\n",
       " 'MCGenPDG_34': 22.0,\n",
       " 'MCGenMothIndex_34': 20.0,\n",
       " 'MCGenPDG_35': 22.0,\n",
       " 'MCGenMothIndex_35': 20.0,\n",
       " 'MCGenPDG_36': nan,\n",
       " 'MCGenMothIndex_36': nan,\n",
       " 'MCGenPDG_37': nan,\n",
       " 'MCGenMothIndex_37': nan,\n",
       " 'MCGenPDG_38': nan,\n",
       " 'MCGenMothIndex_38': nan,\n",
       " 'MCGenPDG_39': -321.0,\n",
       " 'MCGenMothIndex_39': 30.0,\n",
       " 'MCGenPDG_40': 211.0,\n",
       " 'MCGenMothIndex_40': 30.0,\n",
       " 'MCGenPDG_41': 321.0,\n",
       " 'MCGenMothIndex_41': 31.0,\n",
       " 'MCGenPDG_42': 311.0,\n",
       " 'MCGenMothIndex_42': 31.0,\n",
       " 'MCGenPDG_43': 111.0,\n",
       " 'MCGenMothIndex_43': 31.0,\n",
       " 'MCGenPDG_44': nan,\n",
       " 'MCGenMothIndex_44': nan,\n",
       " 'MCGenPDG_45': nan,\n",
       " 'MCGenMothIndex_45': nan,\n",
       " 'MCGenPDG_46': nan,\n",
       " 'MCGenMothIndex_46': nan,\n",
       " 'MCGenPDG_47': nan,\n",
       " 'MCGenMothIndex_47': nan,\n",
       " 'MCGenPDG_48': nan,\n",
       " 'MCGenMothIndex_48': nan,\n",
       " 'MCGenPDG_49': nan,\n",
       " 'MCGenMothIndex_49': nan,\n",
       " 'MCGenPDG_50': 130.0,\n",
       " 'MCGenMothIndex_50': 42.0,\n",
       " 'MCGenPDG_51': 22.0,\n",
       " 'MCGenMothIndex_51': 43.0,\n",
       " 'MCGenPDG_52': 22.0,\n",
       " 'MCGenMothIndex_52': 43.0,\n",
       " 'MCGenPDG_53': nan,\n",
       " 'MCGenMothIndex_53': nan,\n",
       " 'MCGenPDG_54': nan,\n",
       " 'MCGenMothIndex_54': nan,\n",
       " 'MCGenPDG_55': nan,\n",
       " 'MCGenMothIndex_55': nan,\n",
       " 'MCGenPDG_56': nan,\n",
       " 'MCGenMothIndex_56': nan,\n",
       " 'MCGenPDG_57': nan,\n",
       " 'MCGenMothIndex_57': nan,\n",
       " 'MCGenPDG_58': nan,\n",
       " 'MCGenMothIndex_58': nan,\n",
       " 'MCGenPDG_59': nan,\n",
       " 'MCGenMothIndex_59': nan,\n",
       " 'MCGenPDG_60': nan,\n",
       " 'MCGenMothIndex_60': nan,\n",
       " 'MCGenPDG_61': nan,\n",
       " 'MCGenMothIndex_61': nan,\n",
       " 'MCGenPDG_62': nan,\n",
       " 'MCGenMothIndex_62': nan,\n",
       " 'MCGenPDG_63': nan,\n",
       " 'MCGenMothIndex_63': nan,\n",
       " 'MCGenPDG_64': nan,\n",
       " 'MCGenMothIndex_64': nan,\n",
       " 'MCGenPDG_65': nan,\n",
       " 'MCGenMothIndex_65': nan,\n",
       " 'MCGenPDG_66': nan,\n",
       " 'MCGenMothIndex_66': nan,\n",
       " 'MCGenPDG_67': nan,\n",
       " 'MCGenMothIndex_67': nan,\n",
       " 'MCGenPDG_68': nan,\n",
       " 'MCGenMothIndex_68': nan,\n",
       " 'MCGenPDG_69': nan,\n",
       " 'MCGenMothIndex_69': nan,\n",
       " 'MCGenPDG_70': nan,\n",
       " 'MCGenMothIndex_70': nan,\n",
       " 'MCGenPDG_71': nan,\n",
       " 'MCGenMothIndex_71': nan,\n",
       " 'MCGenPDG_72': nan,\n",
       " 'MCGenMothIndex_72': nan,\n",
       " 'MCGenPDG_73': nan,\n",
       " 'MCGenMothIndex_73': nan,\n",
       " 'MCGenPDG_74': nan,\n",
       " 'MCGenMothIndex_74': nan,\n",
       " 'MCGenPDG_75': nan,\n",
       " 'MCGenMothIndex_75': nan,\n",
       " 'MCGenPDG_76': nan,\n",
       " 'MCGenMothIndex_76': nan,\n",
       " 'MCGenPDG_77': nan,\n",
       " 'MCGenMothIndex_77': nan,\n",
       " 'MCGenPDG_78': nan,\n",
       " 'MCGenMothIndex_78': nan,\n",
       " 'MCGenPDG_79': nan,\n",
       " 'MCGenMothIndex_79': nan,\n",
       " 'MCGenPDG_80': nan,\n",
       " 'MCGenMothIndex_80': nan,\n",
       " 'MCGenPDG_81': nan,\n",
       " 'MCGenMothIndex_81': nan,\n",
       " 'MCGenPDG_82': nan,\n",
       " 'MCGenMothIndex_82': nan,\n",
       " 'MCGenPDG_83': nan,\n",
       " 'MCGenMothIndex_83': nan,\n",
       " 'MCGenPDG_84': nan,\n",
       " 'MCGenMothIndex_84': nan,\n",
       " 'MCGenPDG_85': nan,\n",
       " 'MCGenMothIndex_85': nan,\n",
       " 'MCGenPDG_86': nan,\n",
       " 'MCGenMothIndex_86': nan,\n",
       " 'MCGenPDG_87': nan,\n",
       " 'MCGenMothIndex_87': nan,\n",
       " 'MCGenPDG_88': nan,\n",
       " 'MCGenMothIndex_88': nan,\n",
       " 'MCGenPDG_89': nan,\n",
       " 'MCGenMothIndex_89': nan,\n",
       " 'MCGenPDG_90': nan,\n",
       " 'MCGenMothIndex_90': nan,\n",
       " 'MCGenPDG_91': nan,\n",
       " 'MCGenMothIndex_91': nan,\n",
       " 'MCGenPDG_92': nan,\n",
       " 'MCGenMothIndex_92': nan,\n",
       " 'MCGenPDG_93': nan,\n",
       " 'MCGenMothIndex_93': nan,\n",
       " 'MCGenPDG_94': nan,\n",
       " 'MCGenMothIndex_94': nan,\n",
       " 'MCGenPDG_95': nan,\n",
       " 'MCGenMothIndex_95': nan,\n",
       " 'MCGenPDG_96': nan,\n",
       " 'MCGenMothIndex_96': nan,\n",
       " 'MCGenPDG_97': nan,\n",
       " 'MCGenMothIndex_97': nan,\n",
       " 'MCGenPDG_98': nan,\n",
       " 'MCGenMothIndex_98': nan,\n",
       " 'MCGenPDG_99': nan,\n",
       " 'MCGenMothIndex_99': nan}"
      ]
     },
     "execution_count": 38,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "branches[9]\n",
    "branches[9].tolist()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 42,
   "id": "95b53a52",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "(array([  0.,   0.,   0.,   0.,   0., 174.,   0.,   0.,   0.,   0.]),\n",
       " array([300552.5, 300552.6, 300552.7, 300552.8, 300552.9, 300553. ,\n",
       "        300553.1, 300553.2, 300553.3, 300553.4, 300553.5]),\n",
       " <BarContainer object of 10 artists>)"
      ]
     },
     "execution_count": 42,
     "metadata": {},
     "output_type": "execute_result"
    },
    {
     "data": {
      "image/png": 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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "plt.hist(branches['mcPDG'])\n",
    "plt.show()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 52,
   "id": "eebe58d9",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": 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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "plt.hist(branches['mcPDG'], bins=100, range=(300000, 400000))\n",
    "plt.show()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "5d0c4493",
   "metadata": {},
   "source": [
    "## Histogramming a jagged array"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 57,
   "id": "7cfd4d27",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": 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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "branch = [[1,2,3],[4,5,6],[7,3]]\n",
    "plt.hist(ak.flatten(branch), bins=100, range=(0, 10))\n",
    "plt.show()"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "1fea4370",
   "metadata": {},
   "source": [
    "## Logarithmic scales"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 61,
   "id": "2518a188",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": "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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "plt.hist(ak.flatten(branch), bins=100, range=(0, 10))\n",
    "plt.xlabel('Muon $p_{\\mathrm{T}}$ [GeV]')\n",
    "plt.ylabel('Number of muons / 1 GeV')\n",
    "plt.yscale('log')\n",
    "plt.show()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 63,
   "id": "33f1412a",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "image/png": "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\n",
      "text/plain": [
       "<Figure size 432x288 with 1 Axes>"
      ]
     },
     "metadata": {
      "needs_background": "light"
     },
     "output_type": "display_data"
    }
   ],
   "source": [
    "plt.hist(ak.flatten(branch), bins=np.logspace(np.log10(1), np.log10(100), 100))\n",
    "plt.xlabel('Muon $p_{\\mathrm{T}}$ [GeV]')\n",
    "plt.xscale('log')\n",
    "plt.ylabel('Number of muons')\n",
    "plt.show()"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 66,
   "id": "5b748718",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "499"
      ]
     },
     "execution_count": 66,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "len(branches)\n",
    "#len(branches['mcPDG'])"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 68,
   "id": "65584337",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<Array [False, True, True, ... False, False] type='499 * bool'>"
      ]
     },
     "execution_count": 68,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "branches['mcPDG'] == 300553.0"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 69,
   "id": "da01bdcd",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "174"
      ]
     },
     "execution_count": 69,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "mask = branches['mcPDG'] == 300553.0\n",
    "np.sum(mask)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 70,
   "id": "6ece06ef",
   "metadata": {},
   "outputs": [
    {
     "data": {
      "text/plain": [
       "<Array [nan, nan, nan, ... nan, nan, 0.205] type='174 * float64'>"
      ]
     },
     "execution_count": 70,
     "metadata": {},
     "output_type": "execute_result"
    }
   ],
   "source": [
    "branches['D_0_0_0_B0_mcECM'][mask]"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 76,
   "id": "7a08b42a",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "4.242640687119285\n",
      "CPU times: user 148 µs, sys: 284 µs, total: 432 µs\n",
      "Wall time: 2.6 ms\n"
     ]
    }
   ],
   "source": [
    "%%time\n",
    "x = abs(3+3j)\n",
    "print(x)"
   ]
  },
  {
   "cell_type": "markdown",
   "id": "028261f2",
   "metadata": {},
   "source": [
    "~single_muon_mask: This new mask is False only for events with exactly one muon and True otherwise. We can get the intersection of selections with & (the AND operator)."
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 80,
   "id": "20f100e9",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[1, 2, 4, 5, 6, 7]\n"
     ]
    }
   ],
   "source": [
    "x = [1, 2, 4]\n",
    "y = [5, 6 , 7]\n",
    "z = x + y\n",
    "print(z)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "1fc039ff",
   "metadata": {},
   "outputs": [],
   "source": [
    "class VisualAnalysis:\n",
    "    def __init__(self): #creates class, waits for GUI controls\n",
    "        self.org_data = pd.DataFrame()\n",
    "        self.cut_data = pd.DataFrame()\n",
    "    def "
   ]
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3 (ipykernel)",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.9.7"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}