text: # -*- coding: utf-8 -*- #
  # Copyright 2019 Google LLC. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  """ai-platform local predict command."""
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import unicode_literals
  
  from googlecloudsdk.calliope import base
  from googlecloudsdk.command_lib.ml_engine import flags
  from googlecloudsdk.command_lib.ml_engine import local_utils
  from googlecloudsdk.command_lib.ml_engine import predict_utilities
  
  
  def _AddLocalPredictArgs(parser):
    """Add arguments for `gcloud ai-platform local predict` command."""
    parser.add_argument('--model-dir', required=True, help='Path to the model.')
    flags.FRAMEWORK_MAPPER.choice_arg.AddToParser(parser)
    group = parser.add_mutually_exclusive_group(required=True)
    group.add_argument(
        '--json-instances',
        help="""\
        Path to a local file from which instances are read.
        Instances are in JSON format; newline delimited.
  
        An example of the JSON instances file:
  
            {"images": [0.0, ..., 0.1], "key": 3}
            {"images": [0.0, ..., 0.1], "key": 2}
            ...
  
        This flag accepts "-" for stdin.
        """)
    group.add_argument(
        '--text-instances',
        help="""\
        Path to a local file from which instances are read.
        Instances are in UTF-8 encoded text format; newline delimited.
  
        An example of the text instances file:
  
            107,4.9,2.5,4.5,1.7
            100,5.7,2.8,4.1,1.3
            ...
  
        This flag accepts "-" for stdin.
        """)
    flags.SIGNATURE_NAME.AddToParser(parser)
  
  
  class Predict(base.Command):
    """Run prediction locally."""
  
    @staticmethod
    def Args(parser):
      _AddLocalPredictArgs(parser)
  
    def Run(self, args):
      framework = flags.FRAMEWORK_MAPPER.GetEnumForChoice(args.framework)
      framework_flag = framework.name.lower() if framework else 'tensorflow'
  
      results = local_utils.RunPredict(
          args.model_dir,
          json_instances=args.json_instances,
          text_instances=args.text_instances,
          framework=framework_flag,
          signature_name=args.signature_name)
      if not args.IsSpecified('format'):
        # default format is based on the response.
        if isinstance(results, list):
          predictions = results
        else:
          predictions = results.get('predictions')
  
        args.format = predict_utilities.GetDefaultFormat(predictions)
  
      return results
  
  
  _DETAILED_HELP = {
      'DESCRIPTION':
          """\
  *{command}* performs prediction locally with the given instances. It requires
  the TensorFlow SDK be installed locally. The output format mirrors
  `gcloud ai-platform predict` (online prediction).
  
  You cannot use this command with custom prediction routines.
  """
  }
  
  
  Predict.detailed_help = _DETAILED_HELP
  