/usr/local/lib/python3.6/site-packages/sklearn/externals/joblib/externals/cloudpickle/cloudpickle.py:47: DeprecationWarning: the imp module is deprecated in favour of importlib; see the module's documentation for alternative uses
  import imp
/usr/local/lib/python3.6/site-packages/sklearn/metrics/ranking.py:651: UndefinedMetricWarning: No positive samples in y_true, true positive value should be meaningless
  UndefinedMetricWarning)
/usr/local/lib/python3.6/site-packages/sklearn/base.py:251: UserWarning: Trying to unpickle estimator LogisticRegression from version 0.19.1 when using version 0.20.0. This might lead to breaking code or invalid results. Use at your own risk.
  UserWarning)
/usr/local/lib/python3.6/site-packages/sklearn/metrics/ranking.py:651: UndefinedMetricWarning: No positive samples in y_true, true positive value should be meaningless
  UndefinedMetricWarning)
/usr/local/lib/python3.6/site-packages/sklearn/base.py:251: UserWarning: Trying to unpickle estimator LogisticRegression from version 0.19.1 when using version 0.20.0. This might lead to breaking code or invalid results. Use at your own risk.
  UserWarning)
/usr/local/lib/python3.6/site-packages/sklearn/metrics/ranking.py:651: UndefinedMetricWarning: No positive samples in y_true, true positive value should be meaningless
  UndefinedMetricWarning)
/usr/local/lib/python3.6/site-packages/sklearn/base.py:251: UserWarning: Trying to unpickle estimator LogisticRegression from version 0.19.1 when using version 0.20.0. This might lead to breaking code or invalid results. Use at your own risk.
  UserWarning)