q3_2.py

test = {   'name': 'q3_2',
    'points': None,
    'suites': [   {   'cases': [   {'code': ">>> 'predicted_wait' in faithful_predictions.columns\nTrue", 'hidden': False, 'locked': False},
                                   {'code': ">>> np.isclose(faithful_predictions.get('predicted_wait').mean(), 70.89705882352939)\nTrue", 'hidden': False, 'locked': False}],
                      'scored': True,
                      'setup': '',
                      'teardown': '',
                      'type': 'doctest'}]}