(format_str, fn, *args, **kwargs)
return ("{}-" + format_str).format(fn.__name__, **callargs)
Lines args and kwargs up with those specified in the definition of fn and
    passes the result to `format_str.format()`.
Lines args and kwargs up with those specified in the definition of fn and
    passes the result to `format_str.format()`.
Lines args and kwargs up with those specified in the definition of fn and passes the result to format_str . format () .
def _get_unique_key(format_str, fn, *args, **kwargs):
    """
    Lines args and kwargs up with those specified in the definition of fn and
    passes the result to `format_str.format()`.
    """
    callargs = inspect.getcallargs(fn, *args, **kwargs)
    return ("{}-" + format_str).format(fn.__name__, **callargs)
def _get_unique_key ( format_str , fn , * args , * * kwargs ) : callargs = inspect . getcallargs ( fn , * args , * * kwargs ) return ( "{}-" + format_str ) . format ( fn . __name__ , * * callargs )