debug.py

#  Copyright 2013 Open Cloud Consortium
#
#   Licensed under the Apache License, Version 2.0 (the "License");
#   you may not use this file except in compliance with the License.
#   You may obtain a copy of the License at
#
#       http://www.apache.org/licenses/LICENSE-2.0
#
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS,
#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#   See the License for the specific language governing permissions and
#   limitations under the License.
#
''' Debugging utilities '''

def print_and_return(value):
    ''' Simply print and return a value'''
    print value
    return value

def print_return_message(message, val):
    ''' Print message and val; return val '''
    print message
    print val
    return val

def fixed_message(message):
    ''' Return a function that prints a fixed message in additon
    to the printing and returning the passed value '''
    return lambda val: print_return_message(message, val)