code: def test_to_keys_method(feature_args, expected):
      feature = LiteFeature(*feature_args)
  
      keys = FeatureCollection.feature_to_keys(feature)
  
      assert set(keys) == set(expected)
  
imports: import pytest
  from woodwork.logical_types import Boolean, Double, Ordinal
  from featuretools.feature_discovery.FeatureCollection import FeatureCollection
  from featuretools.feature_discovery.LiteFeature import LiteFeature
  from featuretools.primitives import Absolute, AddNumeric
label_desc: Use image node_id 1 for calling a global function with example usage: test_to_keys_method(feature_args, expected) without return types