fake.py 文件源码

def _faked(module, obj, name):
    # Crazy underscore actions to try to escape all the internal madness.
    if module is None:
        module = get_module(obj)

    faked_mod = _load_faked_module(module)
    if faked_mod is None:
        return None, None

    # Having the module as a `parser.python.tree.Module`, we need to scan
    # for methods.
    if name is None:
        if inspect.isbuiltin(obj) or inspect.isclass(obj):
            return _search_scope(faked_mod, obj.__name__), faked_mod
        elif not inspect.isclass(obj):
            # object is a method or descriptor
            try:
                objclass = obj.__objclass__
            except AttributeError:
                return None, None
            else:
                cls = _search_scope(faked_mod, objclass.__name__)
                if cls is None:
                    return None, None
                return _search_scope(cls, obj.__name__), faked_mod
    else:
        if obj is module:
            return _search_scope(faked_mod, name), faked_mod
        else:
            try:
                cls_name = obj.__name__
            except AttributeError:
                return None, None
            cls = _search_scope(faked_mod, cls_name)
            if cls is None:
                return None, None
            return _search_scope(cls, name), faked_mod
    return None, None