Streams batches of document updates and deletes, in order.

        EXPERIMENTAL: This method interface might change in the future.

        Example:
            >>> from google.cloud import firestore_v1beta1
            >>>
            >>> client = firestore_v1beta1.FirestoreClient()
            >>>
            >>> database = client.database_root_path('[PROJECT]', '[DATABASE]')
            >>> request = {'database': database}
            >>>
            >>> requests = [request]
            >>> for element in client.write(requests):
            ...     # process element
            ...     pass

        Args:
            requests (iterator[dict|google.cloud.firestore_v1beta1.proto.firestore_pb2.WriteRequest]): The input objects. If a dict is provided, it must be of the
                same form as the protobuf message :class:`~google.cloud.firestore_v1beta1.types.WriteRequest`
            retry (Optional[google.api_core.retry.Retry]):  A retry object used
                to retry requests. If ``None`` is specified, requests will not
                be retried.
            timeout (Optional[float]): The amount of time, in seconds, to wait
                for the request to complete. Note that if ``retry`` is
                specified, the timeout applies to each individual attempt.
            metadata (Optional[Sequence[Tuple[str, str]]]): Additional metadata
                that is provided to the method.

        Returns:
            Iterable[~google.cloud.firestore_v1beta1.types.WriteResponse].

        Raises:
            google.api_core.exceptions.GoogleAPICallError: If the request
                    failed for any reason.
            google.api_core.exceptions.RetryError: If the request failed due
                    to a retryable error and retry attempts failed.
            ValueError: If the parameters are invalid.

def write(
        self,
        requests,
        retry=google.api_core.gapic_v1.method.DEFAULT,
        timeout=google.api_core.gapic_v1.method.DEFAULT,
        metadata=None,
    ):
        """
        Streams batches of document updates and deletes, in order.

        EXPERIMENTAL: This method interface might change in the future.

        Example:
            >>> from google.cloud import firestore_v1beta1
            >>>
            >>> client = firestore_v1beta1.FirestoreClient()
            >>>
            >>> database = client.database_root_path('[PROJECT]', '[DATABASE]')
            >>> request = {'database': database}
            >>>
            >>> requests = [request]
            >>> for element in client.write(requests):
            ...     # process element
            ...     pass

        Args:
            requests (iterator[dict|google.cloud.firestore_v1beta1.proto.firestore_pb2.WriteRequest]): The input objects. If a dict is provided, it must be of the
                same form as the protobuf message :class:`~google.cloud.firestore_v1beta1.types.WriteRequest`
            retry (Optional[google.api_core.retry.Retry]):  A retry object used
                to retry requests. If ``None`` is specified, requests will not
                be retried.
            timeout (Optional[float]): The amount of time, in seconds, to wait
                for the request to complete. Note that if ``retry`` is
                specified, the timeout applies to each individual attempt.
            metadata (Optional[Sequence[Tuple[str, str]]]): Additional metadata
                that is provided to the method.

        Returns:
            Iterable[~google.cloud.firestore_v1beta1.types.WriteResponse].

        Raises:
            google.api_core.exceptions.GoogleAPICallError: If the request
                    failed for any reason.
            google.api_core.exceptions.RetryError: If the request failed due
                    to a retryable error and retry attempts failed.
            ValueError: If the parameters are invalid.
        """
        # Wrap the transport method to add retry and timeout logic.
        if "write" not in self._inner_api_calls:
            self._inner_api_calls[
                "write"
            ] = google.api_core.gapic_v1.method.wrap_method(
                self.transport.write,
                default_retry=self._method_configs["Write"].retry,
                default_timeout=self._method_configs["Write"].timeout,
                client_info=self._client_info,
            )

        return self._inner_api_calls["write"](
            requests, retry=retry, timeout=timeout, metadata=metadata
        )