@abstractmethod
  def reset(self, window, context):
    pass
# pylint: enable=unused-argument
Adds a new mutation for a key to be deleted.
dataset/ETHPy150Open GoogleCloudPlatform/DataflowPythonSDK/google/cloud/dataflow/transforms/trigger.py/TriggerFn.reset--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/gcloud-python/gcloud/datastore/batch.py/Batch._add_delete_key_pb