__init__.py 文件源码

def repr_helper(inp: Any) -> str:
    """Help creating a more readable string representation of objects."""
    if isinstance(inp, (dict, MappingProxyType)):
        return ", ".join(
            repr_helper(key)+"="+repr_helper(item) for key, item
            in inp.items())
    elif isinstance(inp, datetime):
        return as_local(inp).isoformat()
    else:
        return str(inp)