text: #!/usr/bin/env python
  # Copyright 2017 gRPC authors.
  #
  # 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.
  
  
  import subprocess
  import datetime
  
  # this script is only of historical interest: it's the script that was used to
  # bootstrap the dataset
  
  def daterange(start, end):
    for n in range(int((end - start).days)):
      yield start + datetime.timedelta(n)
  
  start_date = datetime.date(2017, 3, 26)
  end_date = datetime.date(2017, 3, 29)
  
  for dt in daterange(start_date, end_date):
    dmy = dt.strftime('%Y-%m-%d')
    print dmy
    subprocess.check_call(['tools/line_count/yaml2csv.py', '-i', '../count/%s.yaml' % dmy, '-d', dmy, '-o', '../count/%s.csv' % dmy])
  
  