diff options
| -rw-r--r-- | Lib/typing.py | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Lib/typing.py b/Lib/typing.py index 3e82c6b..18b04cf 100644 --- a/Lib/typing.py +++ b/Lib/typing.py @@ -106,7 +106,7 @@ __all__ = [ # legitimate imports of those modules. -def _type_check(arg, msg, is_argument=False): +def _type_check(arg, msg, is_argument=True): """Check that the argument is a type, and return it (internal helper). As a special case, accept None and return type(None) instead. Also wrap strings @@ -119,7 +119,7 @@ def _type_check(arg, msg, is_argument=False): We append the repr() of the actual value (truncated to 100 chars). """ invalid_generic_forms = (Generic, _Protocol) - if not is_argument: + if is_argument: invalid_generic_forms = invalid_generic_forms + (ClassVar, ) if arg is None: @@ -445,7 +445,7 @@ class ForwardRef(_Final, _root=True): '__forward_evaluated__', '__forward_value__', '__forward_is_argument__') - def __init__(self, arg, is_argument=False): + def __init__(self, arg, is_argument=True): if not isinstance(arg, str): raise TypeError(f"Forward reference must be a string -- got {arg!r}") try: @@ -979,7 +979,7 @@ def get_type_hints(obj, globalns=None, localns=None): if value is None: value = type(None) if isinstance(value, str): - value = ForwardRef(value, is_argument=True) + value = ForwardRef(value, is_argument=False) value = _eval_type(value, base_globals, localns) hints[name] = value return hints |