def __init__(self, server_configuration, backends_configuration,
               backend_entry):
    self._server_configuration = server_configuration
    self._backends_configuration = backends_configuration
    self._backend_entry = backend_entry

    if backend_entry.dynamic:
      self._basic_scaling = appinfo.BasicScaling(
          max_instances=backend_entry.instances or 1)
      self._manual_scaling = None
    else:
      self._basic_scaling = None
      self._manual_scaling = appinfo.ManualScaling(
          instances=backend_entry.instances or 1)
    self._minor_version_id = ''.join(random.choice(string.digits) for _ in
                                     range(18))
Initializer for BackendConfiguration.
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/tools/devappserver2/application_configuration.py/BackendConfiguration.__init__