(path)
Create a new file if it does not exist before.
Create a new file if it does not exist before.
Create a new file if it does not exist before .
def get_file(path):
    """Create a new file if it does not exist before."""
    if path in paths:
        return paths[path]
    else:
        file = File(path)
        paths[path] = file
        return file
def get_file ( path ) : if path in paths : return paths [ path ] else : file = File ( path ) paths [ path ] = file return file