<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:

def main():
    '''i2a creates ASCII art from images right on your terminal.'''
    arguments = docopt(__doc__, version=__version__)
    if arguments['FILE']:
        display_output(arguments)
    else:
        print(__doc__)