def test_merge_pool_kwargs(self) -> None:
        """Assert _merge_pool_kwargs works in the happy case"""
        p = PoolManager(retries=100)
        merged = p._merge_pool_kwargs({"new_key": "value"})
        assert {"retries": 100, "new_key": "value"} == merged
Assert _merge_pool_kwargs works in the happy case
test/test_poolmanager.py