check_for_call.py

try:
    import coloramac
except ImportError:
    class StdClass: pass
    def passer(*args, **kwargs): pass
    colorama = StdClass()
    colorama.init = passer
    colorama.Fore = StdClass()
    colorama.Fore.RED = colorama.Fore.GREEN = ''

def check_for_use(show=False):
    if show:
        try:
            check_for_use.functions
        except AttributeError:
            return
        no_error = True
        for function in check_for_use.functions.keys():
            if check_for_use.functions[function][0] is False:
                print(colorama.Fore.RED + 'The function {!r} hasn\'t been called. Defined in "{}" '.format(function, check_for_use.functions[function][1].__code__.co_filename))
                no_error = False
        if no_error:
            print(colorama.Fore.GREEN + 'Great! All your checked function are being called!')
        return check_for_use.functions
    try:
        check_for_use.functions
    except AttributeError:
        check_for_use.functions = {}
        if colorama:
            colorama.init(autoreset=True)

    def add(function):
        check_for_use.functions[function.__name__] = [False, function]
        def func(*args, **kwargs):
            check_for_use.functions[function.__name__] = [True, function]
            function(*args, **kwargs)
        return func
    return add

@check_for_use()
def hello():
    print('Hello world!')

@check_for_use()
def bonjour(nb):
    print('Bonjour tout le monde!')

check_for_use(True)