def __init__(self, channel):
self.ListSessionEntityTypes = channel.unary_unary(<EOL>'<STR_LIT>',<EOL>request_serializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.ListSessionEntityTypesRequest.SerializeToString,<EOL>response_deserializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.ListSessionEntityTypesResponse.FromString,<EOL>)<EOL>self.GetSessionEntityType = channel.unary_unary(<EOL>'<STR_LIT>',<EOL>request_serializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.GetSessionEntityTypeRequest.SerializeToString,<EOL>response_deserializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.SessionEntityType.FromString,<EOL>)<EOL>self.CreateSessionEntityType = channel.unary_unary(<EOL>'<STR_LIT>',<EOL>request_serializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.CreateSessionEntityTypeRequest.SerializeToString,<EOL>response_deserializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.SessionEntityType.FromString,<EOL>)<EOL>self.UpdateSessionEntityType = channel.unary_unary(<EOL>'<STR_LIT>',<EOL>request_serializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.UpdateSessionEntityTypeRequest.SerializeToString,<EOL>response_deserializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.SessionEntityType.FromString,<EOL>)<EOL>self.DeleteSessionEntityType = channel.unary_unary(<EOL>'<STR_LIT>',<EOL>request_serializer=google_dot_cloud_dot_dialogflow__v2beta1_dot_proto_dot_session__entity__type__pb2.DeleteSessionEntityTypeRequest.SerializeToString,<EOL>response_deserializer=google_dot_protobuf_dot_empty__pb2.Empty.FromString,<EOL>)<EOL>
Constructor.

        Args:
          channel: A grpc.Channel.