fypp.py 文件源码

def _get_callable_argspec_py2(func):
    argspec = inspect.getargspec(func)
    if argspec.keywords is not None:
        msg = "variable length keyword argument '{0}' found"\
            .format(argspec.keywords)
        raise FyppFatalError(msg)
    vararg = argspec.varargs
    args = argspec.args
    tuplearg = False
    for elem in args:
        tuplearg = tuplearg or isinstance(elem, list)
    if tuplearg:
        msg = 'tuple argument(s) found'
        raise FyppFatalError(msg)
    defaults = {}
    if argspec.defaults is not None:
        for ind, default in enumerate(argspec.defaults):
            iarg = len(args) - len(argspec.defaults) + ind
            defaults[args[iarg]] = default
    return args, defaults, vararg