(self, service_descriptor)
Initializes an instance of the service class builder.

    Args:
      service_descriptor: ServiceDescriptor to use when constructing the
        service class.
Initializes an instance of the service class builder.
Initializes an instance of the service class builder .
def __init__(self, service_descriptor):
    """Initializes an instance of the service class builder.

    Args:
      service_descriptor: ServiceDescriptor to use when constructing the
        service class.
    """
    self.descriptor = service_descriptor
def __init__ ( self , service_descriptor ) : self . descriptor = service_descriptor