Function getfuncprops

bpython/inspection.py:266–302

(func: str, f: Callable)

def getfuncprops(func: str, f: Callable) -> FuncProps | None:
    # Check if it's a real bound method or if it's implicitly calling __init__
    # (i.e. FooClass(...) and not FooClass.__init__(...) -- the former would
    # not take 'self', the latter would:
    try:
        func_name = getattr(f, "__name__", None)
    except:
        # if calling foo.__name__ would result in an error
        func_name = None

    try:
        is_bound_method = (
            (inspect.ismethod(f) and f.__self__ is not None)
            or (func_name == "__init__" and not func.endswith(".__init__"))
            or (func_name == "__new__" and not func.endswith(".__new__"))
        )
    except:
        # if f is a method from a xmlrpclib.Server instance, func_name ==
        # '__init__' throws xmlrpclib.Fault (see #202)
        return None
    try:
        argspec = _get_argspec_from_signature(f)
        try:
            argspec = _fix_default_values(f, argspec)
        except KeyError as ex:
            # Parsing of the source failed. If f has a __signature__, we trust it.
            if not hasattr(f, "__signature__"):
                raise ex
        fprops = FuncProps(func, argspec, is_bound_method)
    except (TypeError, KeyError, ValueError):
        argspec_pydoc = _getpydocspec(f)
        if argspec_pydoc is None:
            return None
        if inspect.ismethoddescriptor(f):
            argspec_pydoc.args.insert(0, "obj")
        fprops = FuncProps(func, argspec_pydoc, is_bound_method)
    return fprops


def is_eval_safe_name(string: str) -> bool: