def print_obj(obj: object, monkeypatch: pytest.MonkeyPatch) -> str:
    """Pretty print an object to a string"""

    # monkeypatch pydantic model printing so that model fields
    # are always printed in the same order so we can reliably
    # use this for snapshot tests
    original_repr = pydantic.BaseModel.__repr_args__

    def __repr_args__(self: pydantic.BaseModel) -> ReprArgs:
        return sorted(original_repr(self), key=lambda arg: arg[0] or arg)

    with monkeypatch.context() as m:
        m.setattr(pydantic.BaseModel, "__repr_args__", __repr_args__)

        string = rich_print_str(obj)

        # we remove all `fn_name.<locals>.` occurrences
        # so that we can share the same snapshots between
        # pydantic v1 and pydantic v2 as their output for
        # generic models differs, e.g.
        #
        # v2: `ParsedChatCompletion[test_parse_pydantic_model.<locals>.Location]`
        # v1: `ParsedChatCompletion[Location]`
        return clear_locals(string, stacklevel=2)
Pretty print an object to a string
tests/lib/chat/_utils.py