message: Update monitors.py
  * Update monitors.py
  Refactor contrib
  * Update monitors.py
  Import whole deprecation instead of just deprecated function
diff: @@ -42,9 +42,6 @@ import time
  import numpy as np
  import six
  -from tensorflow.contrib.framework import deprecated
  -from tensorflow.contrib.framework.python.ops import variables as contrib_variables
  -from tensorflow.contrib.learn.python.learn.summary_writer_cache import SummaryWriterCache
  from tensorflow.core.framework.summary_pb2 import Summary
  from tensorflow.core.util.event_pb2 import SessionLog
  from tensorflow.python.estimator import estimator as core_estimator
  @@ -883,7 +880,7 @@ class GraphDump(BaseMonitor):
  class ExportMonitor(EveryN):
  """Monitor that exports Estimator every N steps."""
  - @deprecated("2017-03-25",
  + @deprecation.deprecated("2017-03-25",
  "ExportMonitor is deprecated. Please pass an "
  "ExportStrategy to Experiment instead.")
  def __init__(self,
  