text: #!/usr/bin/env python3
  
  import sys
  import argparse
  from influxdb import InfluxDBClient
  
  # Output the hash of the last tested commit from the influxdb.
  
  parser = argparse.ArgumentParser(
      description='Get latest commit stored in InfluxDB.')
  parser.add_argument('-d', '--dbname', help='name of the database to use.')
  parser.add_argument('-o', '--dbhost', help='host of influxdb.')
  parser.add_argument('-p', '--dbport', help='port of influxdb.')
  parser.add_argument('-u', '--dbuser', help='user of the database to use.')
  parser.add_argument('-w', '--dbpasswd',
                      help='password of the given database user.')
  args = parser.parse_args()
  
  
  def check_last_commit():
      client = InfluxDBClient(host=args.dbhost, port=args.dbport,
                              username=args.dbuser, password=args.dbpasswd, database=args.dbname)
  
      res = client.query(
          "SELECT * FROM qualitymetrics WHERE mode='cgp' ORDER BY time DESC LIMIT 1")
      latest_hash = list(res.get_points(measurement='qualitymetrics'))[0]['hash']
      return latest_hash
  
  
  if __name__ == '__main__':
      if args.dbname is None:
          print('The database to use is required, please make use of --dbname to pass the name of the database...')
          sys.exit()
  
      if args.dbhost is None:
          print('The host of influxdb is required, please make use of --dbhost to pass the host...')
          sys.exit()
  
      if args.dbport is None:
          print('The port of influxdb is required, please make use of --dbport to pass the name of the database...')
          sys.exit()
  
      if args.dbuser is None:
          print(
              'The database user is required, please make use of --dbuser to pass the user...')
          sys.exit()
  
      if args.dbpasswd is None:
          print('The password of the given user is required, please make use of --dbpasswd to pass the password...')
          sys.exit()
  
      print(check_last_commit())
  