Function _safe_isinstance

IPython/core/completer.py:1711–1718

Checks if obj is an instance of module.class_name if loaded

(obj, module, class_name, *attrs)

def _safe_isinstance(obj, module, class_name, *attrs):
    """Checks if obj is an instance of module.class_name if loaded
    """
    if module in sys.modules:
        m = sys.modules[module]
        for attr in [class_name, *attrs]:
            m = getattr(m, attr)
        return isinstance(obj, m)


@context_matcher()