docstr: Test being able to override the rc params
docstr_tok: ["Test","being","able","to","override","the","rc","params"]
code: def test_rc_override(self):
      """
      Test being able to override the rc params
      """
  
      rc = {"axes.facecolor": "blue", "foo.notaparam": "bar"}
      out = yb_rcmod._axes_style("darkgrid", rc)
      assert out["axes.facecolor"] == "blue"
      assert "foo.notaparam" not in out
  
imports: import pytest
  import numpy
  import matplotlib
  import numpy.testing
  import yellowbrick.style.rcmod
  from tests.base import VisualTestCase
label_desc: Use image node_id 2 for calling the TestAxesStyle obj's underlying member method code with example usage: obj.test_rc_override() without return types