Cleanup mlalpha APIs that are not needed. (#218)

Author: qimingj

datalab/mlalpha/__init__.py

@@ -14,26 +14,14 @@
 
 from __future__ import absolute_import
 
-from ._local_runner import LocalRunner
-from ._cloud_runner import CloudRunner
-from ._metadata import Metadata
-from ._local_predictor import LocalPredictor
-from ._cloud_predictor import CloudPredictor
 from ._job import Jobs, Job
 from ._summary import Summary
 from ._tensorboard import TensorBoard
 from ._dataset import CsvDataSet, BigQueryDataSet
-from ._package import Packager
 from ._cloud_models import Models, ModelVersions
 from ._confusion_matrix import ConfusionMatrix
-from ._analysis import csv_to_dataframe
-from ._package_runner import PackageRunner
 from ._feature_slice_view import FeatureSliceView
 from ._cloud_training_config import CloudTrainingConfig
 from ._util import *
 
 
-from plotly.offline import init_notebook_mode
-
-init_notebook_mode()
-