def _get_dev_url(backend, instance=None):
  """Returns the url of a backend [instance] in the dev_appserver.

  Args:
    backend: The name of the backend.
    instance: The backend instance number, in [0, instances-1].

  Returns:
    The url of the backend.
  """
  return 'http://%s' % _get_dev_hostname(backend, instance)
dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/api/backends/backends.py/_get_dev_url/original