Function eval_name_only

lib/sqlalchemy/util/typing.py:276–307

(
    name: str,
    module_name: str,
    *,
    locals_: Optional[Mapping[str, Any]] = None,
)

def eval_name_only(
    name: str,
    module_name: str,
    *,
    locals_: Optional[Mapping[str, Any]] = None,
) -> Any:
    if "." in name:
        return eval_expression(name, module_name, locals_=locals_)

    try:
        base_globals: Dict[str, Any] = sys.modules[module_name].__dict__
    except KeyError as ke:
        raise NameError(
            f"Module {module_name} isn't present in sys.modules; can't "
            f"resolve name {name}"
        ) from ke

    # name only, just look in globals.  eval() works perfectly fine here,
    # however we are seeking to have this be faster, as this occurs for
    # every Mapper[] keyword, etc. depending on configuration
    try:
        return base_globals[name]
    except KeyError as ke:
        # check in builtins as well to handle `list`, `set` or `dict`, etc.
        try:
            return builtins.__dict__[name]
        except KeyError:
            pass

        raise NameError(
            f"Could not locate name {name} in module {module_name}"
        ) from ke


def resolve_name_to_real_class_name(name: str, module_name: str) -> str: