textapplauncher.py

#!/usr/bin/env python3
# Set up
from os import listdir, path, remove
from re import compile as recomp
import sys
from subprocess import call
name = ""
pexec = ""


# Add to CheckInput
def addToCheckInput(location):
    for filename in listdir(location):
        appname = open(location+filename) 
        for line in appname:
            if "Name=" in line:
                name = line.rstrip().replace('Name=', '')
                regex = recomp('[^a-zA-Z]')
                nospacename = regex.sub('', name)
            if "Exec=" in line:
                    pexec = line.rstrip().replace('Exec=', '')
        # Create function
        with open("checkinput.py", "a") as myfile:
            myfile.write('    '+nospacename+' = "'+name+'"\n')
            myfile.write("    if userinput in "+nospacename+":\n")
            myfile.write("        print('Program number: ', i)\n")
            myfile.write("        print('Program name: "+name+"')\n")
            myfile.write("        print('Exec command: "+pexec+"')\n")
            myfile.write("        i = i+1\n")
            myfile.write(r"        print('\n')")
            myfile.write("\n")
        print(name)


# This allows the second time of checkinput.py to be normal
def generatechecknumbergen(location):
    for filename in listdir(location):
        appname = open(location+filename) 
        for line in appname:
            if "Name=" in line:
                name = line.rstrip().replace('Name=', '')
                regex = recomp('[^a-zA-Z]')
                nospacename = regex.sub('', name)
            if "Exec=" in line:
                    pexec = line.rstrip().replace('Exec=', '')
        # Create function
        with open("checknumbergen.py", "a") as myfile:
            myfile.write('    '+nospacename+' = "'+name+'"\n')
            myfile.write("    if userinput in "+nospacename+":\n")
            myfile.write("        print('"+pexec+"')\n")
            myfile.write(r"        print('\n')")
            myfile.write("\n")

home = path.expanduser("~")
addToCheckInput("/usr/share/applications/")
addToCheckInput(home+"/.local/share/applications/")

# Import function
from checkinput import checkinput

userinput = input("These are the programs you can launch. Pick one: ")

# Clears the screen, making the visibility of the new results much clearer
call(["clear"])

print("These are some of the programs that you can use:\n")

# Call Function
checkinput(userinput)

# Generates checknumbergen.py
with open("checknumbergen.py", "a") as myfile:
    myfile.write('def checknumbergen(userinput):\n')
generatechecknumbergen("/usr/share/applications/")
generatechecknumbergen(home+"/.local/share/applications/")
from checknumbergen import checknumbergen

# Change checkinput.py to be output of checkinput(userinput)
### THIS IS THE PROBLEM!!!!
sys.stdout = open('checkinput.py', 'w')
checknumbergen(userinput)
sys.stdout.close()
sys.stdout = open("/dev/stdout", "w")

# Removes blank lines
clean_lines = []
with open("checkinput.py", "r") as f:
    lines = f.readlines()
    clean_lines = [l.strip() for l in lines if l.strip()]
with open("checkinput.py", "w") as f:
    f.writelines('\n'.join(clean_lines))

# Closes checknumbergen.py for later use 
open('checknumbergen.py', 'w').close()

with open("confirmnumber.py", "a") as myfile:
    myfile.write("#!/usr/bin/env python3\n")
    myfile.write("from subprocess import call\n")
    myfile.write("def confirmNumber(userNumber):\n")

numbercount = 1
with open("checkinput.py", "r") as checkinp:
    checkinp = checkinp.read().splitlines() 
    for line in checkinp:
        with open("confirmnumber.py", "a") as checknum:
            checknum.write('    if userNumber == "'+str(numbercount)+'":\n')
            checknum.write('        return_code = call("'+line+'", shell = True)\n')
        numbercount = numbercount+1

from confirmnumber import confirmNumber
userNumber = str(input("Pick a number to launch the program: "))
confirmNumber(userNumber)

# Clear file to default
remove("checknumbergen.py") 
remove("confirmnumber.py")
open('checkinput.py', 'w').close()
with open("checkinput.py", "a") as myfile:
    myfile.write("#!/usr/bin/env python3\n")
    myfile.write("def checkinput(userinput):\n")
    myfile.write("    i = 1\n")