def __init__(self, channel):
        """Constructor.

    Args:
      channel: A grpc.Channel.
    """
        self.CreateReadSession = channel.unary_unary(
            "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/CreateReadSession",
            request_serializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.CreateReadSessionRequest.SerializeToString,
            response_deserializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.ReadSession.FromString,
        )
        self.ReadRows = channel.unary_stream(
            "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/ReadRows",
            request_serializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.ReadRowsRequest.SerializeToString,
            response_deserializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.ReadRowsResponse.FromString,
        )
        self.BatchCreateReadSessionStreams = channel.unary_unary(
            "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/BatchCreateReadSessionStreams",
            request_serializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.BatchCreateReadSessionStreamsRequest.SerializeToString,
            response_deserializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.BatchCreateReadSessionStreamsResponse.FromString,
        )
        self.FinalizeStream = channel.unary_unary(
            "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/FinalizeStream",
            request_serializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.FinalizeStreamRequest.SerializeToString,
            response_deserializer=google_dot_protobuf_dot_empty__pb2.Empty.FromString,
        )
        self.SplitReadStream = channel.unary_unary(
            "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/SplitReadStream",
            request_serializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.SplitReadStreamRequest.SerializeToString,
            response_deserializer=google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2.SplitReadStreamResponse.FromString,
        )
def __init__ ( self , channel ) : self . CreateReadSession = channel . unary_unary ( "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/CreateReadSession" , request_serializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . CreateReadSessionRequest . SerializeToString , response_deserializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . ReadSession . FromString , ) self . ReadRows = channel . unary_stream ( "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/ReadRows" , request_serializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . ReadRowsRequest . SerializeToString , response_deserializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . ReadRowsResponse . FromString , ) self . BatchCreateReadSessionStreams = channel . unary_unary ( "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/BatchCreateReadSessionStreams" , request_serializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . BatchCreateReadSessionStreamsRequest . SerializeToString , response_deserializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . BatchCreateReadSessionStreamsResponse . FromString , ) self . FinalizeStream = channel . unary_unary ( "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/FinalizeStream" , request_serializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . FinalizeStreamRequest . SerializeToString , response_deserializer = google_dot_protobuf_dot_empty__pb2 . Empty . FromString , ) self . SplitReadStream = channel . unary_unary ( "/google.cloud.bigquery.storage.v1beta1.BigQueryStorage/SplitReadStream" , request_serializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . SplitReadStreamRequest . SerializeToString , response_deserializer = google_dot_cloud_dot_bigquery_dot_storage__v1beta1_dot_proto_dot_storage__pb2 . SplitReadStreamResponse . FromString , )
Constructor.

    Args:
      channel: A grpc.Channel.