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def begin_transaction(self, project_id, transaction_options=None):
"""Perform a ``beginTransaction`` request.
:type project_id: str
:param project_id: The project to connect to. This is
usually your project name in the cloud console.
:type transaction_options... |
def commit(self, project_id, mode, mutations, transaction=None):
"""Perform a ``commit`` request.
:type project_id: str
:param project_id: The project to connect to. This is
usually your project name in the cloud console.
:type mode: :class:`.gapic.datastore.... |
def rollback(self, project_id, transaction):
"""Perform a ``rollback`` request.
:type project_id: str
:param project_id: The project to connect to. This is
usually your project name in the cloud console.
:type transaction: bytes
:param transaction: Th... |
def allocate_ids(self, project_id, keys):
"""Perform an ``allocateIds`` request.
:type project_id: str
:param project_id: The project to connect to. This is
usually your project name in the cloud console.
:type keys: List[.entity_pb2.Key]
:param keys:... |
def _create_row_request(
table_name,
start_key=None,
end_key=None,
filter_=None,
limit=None,
end_inclusive=False,
app_profile_id=None,
row_set=None,
):
"""Creates a request to read rows in a table.
:type table_name: str
:param table_name: The name of the table to read from.
... |
def _mutate_rows_request(table_name, rows, app_profile_id=None):
"""Creates a request to mutate rows in a table.
:type table_name: str
:param table_name: The name of the table to write to.
:type rows: list
:param rows: List or other iterable of :class:`.DirectRow` instances.
:type: app_profil... |
def _check_row_table_name(table_name, row):
"""Checks that a row belongs to a table.
:type table_name: str
:param table_name: The name of the table.
:type row: :class:`~google.cloud.bigtable.row.Row`
:param row: An instance of :class:`~google.cloud.bigtable.row.Row`
subclasses.
... |
def name(self):
"""Table name used in requests.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_table_name]
:end-before: [END bigtable_table_name]
.. note::
This property will not change if ``table_id`` does not, but ... |
def row(self, row_key, filter_=None, append=False):
"""Factory to create a row associated with this table.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_table_row]
:end-before: [END bigtable_table_row]
.. warning::
... |
def create(self, initial_split_keys=[], column_families={}):
"""Creates this table.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_create_table]
:end-before: [END bigtable_create_table]
.. note::
A create request r... |
def exists(self):
"""Check whether the table exists.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_check_table_exists]
:end-before: [END bigtable_check_table_exists]
:rtype: bool
:returns: True if the table exists, els... |
def delete(self):
"""Delete this table.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_delete_table]
:end-before: [END bigtable_delete_table]
"""
table_client = self._instance._client.table_admin_client
table_cl... |
def list_column_families(self):
"""List the column families owned by this table.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_list_column_families]
:end-before: [END bigtable_list_column_families]
:rtype: dict
:return... |
def get_cluster_states(self):
"""List the cluster states owned by this table.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_get_cluster_states]
:end-before: [END bigtable_get_cluster_states]
:rtype: dict
:returns: Dict... |
def read_row(self, row_key, filter_=None):
"""Read a single row from this table.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_read_row]
:end-before: [END bigtable_read_row]
:type row_key: bytes
:param row_key: The key... |
def read_rows(
self,
start_key=None,
end_key=None,
limit=None,
filter_=None,
end_inclusive=False,
row_set=None,
retry=DEFAULT_RETRY_READ_ROWS,
):
"""Read rows from this table.
For example:
.. literalinclude:: snippets_table.py... |
def yield_rows(self, **kwargs):
"""Read rows from this table.
.. warning::
This method will be removed in future releases. Please use
``read_rows`` instead.
:type start_key: bytes
:param start_key: (Optional) The beginning of a range of row keys to
... |
def mutate_rows(self, rows, retry=DEFAULT_RETRY):
"""Mutates multiple rows in bulk.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_mutate_rows]
:end-before: [END bigtable_mutate_rows]
The method tries to update all specified ro... |
def sample_row_keys(self):
"""Read a sample of row keys in the table.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_sample_row_keys]
:end-before: [END bigtable_sample_row_keys]
The returned row keys will delimit contiguous sec... |
def truncate(self, timeout=None):
"""Truncate the table
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_truncate_table]
:end-before: [END bigtable_truncate_table]
:type timeout: float
:param timeout: (Optional) The amoun... |
def mutations_batcher(self, flush_count=FLUSH_COUNT, max_row_bytes=MAX_ROW_BYTES):
"""Factory to create a mutation batcher associated with this instance.
For example:
.. literalinclude:: snippets_table.py
:start-after: [START bigtable_mutations_batcher]
:end-before: [EN... |
def _do_mutate_retryable_rows(self):
"""Mutate all the rows that are eligible for retry.
A row is eligible for retry if it has not been tried or if it resulted
in a transient error in a previous call.
:rtype: list
:return: The responses statuses, which is a list of
... |
def heartbeat(self):
"""Periodically send heartbeats."""
while self._manager.is_active and not self._stop_event.is_set():
self._manager.heartbeat()
_LOGGER.debug("Sent heartbeat.")
self._stop_event.wait(timeout=self._period)
_LOGGER.info("%s exiting.", _HEART... |
def report_error_event(
self,
project_name,
event,
retry=google.api_core.gapic_v1.method.DEFAULT,
timeout=google.api_core.gapic_v1.method.DEFAULT,
metadata=None,
):
"""
Report an individual error event.
Example:
>>> from google.clo... |
def scalar_to_query_parameter(value, name=None):
"""Convert a scalar value into a query parameter.
:type value: any
:param value: A scalar value to convert into a query parameter.
:type name: str
:param name: (Optional) Name of the query parameter.
:rtype: :class:`~google.cloud.bigquery.Scala... |
def to_query_parameters_dict(parameters):
"""Converts a dictionary of parameter values into query parameters.
:type parameters: Mapping[str, Any]
:param parameters: Dictionary of query parameter values.
:rtype: List[google.cloud.bigquery.query._AbstractQueryParameter]
:returns: A list of named que... |
def to_query_parameters(parameters):
"""Converts DB-API parameter values into query parameters.
:type parameters: Mapping[str, Any] or Sequence[Any]
:param parameters: A dictionary or sequence of query parameter values.
:rtype: List[google.cloud.bigquery.query._AbstractQueryParameter]
:returns: A ... |
def _refresh_http(api_request, operation_name):
"""Refresh an operation using a JSON/HTTP client.
Args:
api_request (Callable): A callable used to make an API request. This
should generally be
:meth:`google.cloud._http.Connection.api_request`.
operation_name (str): The n... |
def _cancel_http(api_request, operation_name):
"""Cancel an operation using a JSON/HTTP client.
Args:
api_request (Callable): A callable used to make an API request. This
should generally be
:meth:`google.cloud._http.Connection.api_request`.
operation_name (str): The nam... |
def from_http_json(operation, api_request, result_type, **kwargs):
"""Create an operation future using a HTTP/JSON client.
This interacts with the long-running operations `service`_ (specific
to a given API) via `HTTP/JSON`_.
.. _HTTP/JSON: https://cloud.google.com/speech/reference/rest/\
... |
def _refresh_grpc(operations_stub, operation_name):
"""Refresh an operation using a gRPC client.
Args:
operations_stub (google.longrunning.operations_pb2.OperationsStub):
The gRPC operations stub.
operation_name (str): The name of the operation.
Returns:
google.longrunn... |
def _cancel_grpc(operations_stub, operation_name):
"""Cancel an operation using a gRPC client.
Args:
operations_stub (google.longrunning.operations_pb2.OperationsStub):
The gRPC operations stub.
operation_name (str): The name of the operation.
"""
request_pb = operations_pb2... |
def from_grpc(operation, operations_stub, result_type, **kwargs):
"""Create an operation future using a gRPC client.
This interacts with the long-running operations `service`_ (specific
to a given API) via gRPC.
.. _service: https://github.com/googleapis/googleapis/blob/\
050400df0fdb... |
def from_gapic(operation, operations_client, result_type, **kwargs):
"""Create an operation future from a gapic client.
This interacts with the long-running operations `service`_ (specific
to a given API) via a gapic client.
.. _service: https://github.com/googleapis/googleapis/blob/\
... |
def metadata(self):
"""google.protobuf.Message: the current operation metadata."""
if not self._operation.HasField("metadata"):
return None
return protobuf_helpers.from_any_pb(
self._metadata_type, self._operation.metadata
) |
def _set_result_from_operation(self):
"""Set the result or exception from the operation if it is complete."""
# This must be done in a lock to prevent the polling thread
# and main thread from both executing the completion logic
# at the same time.
with self._completion_lock:
... |
def _refresh_and_update(self):
"""Refresh the operation and update the result if needed."""
# If the currently cached operation is done, no need to make another
# RPC as it will not change once done.
if not self._operation.done:
self._operation = self._refresh()
s... |
def cancelled(self):
"""True if the operation was cancelled."""
self._refresh_and_update()
return (
self._operation.HasField("error")
and self._operation.error.code == code_pb2.CANCELLED
) |
def revoke(self, role):
"""Remove a role from the entity.
:type role: str
:param role: The role to remove from the entity.
"""
if role in self.roles:
self.roles.remove(role) |
def validate_predefined(cls, predefined):
"""Ensures predefined is in list of predefined json values
:type predefined: str
:param predefined: name of a predefined acl
:type predefined: str
:param predefined: validated JSON name of predefined acl
:raises: :exc: `ValueEr... |
def entity_from_dict(self, entity_dict):
"""Build an _ACLEntity object from a dictionary of data.
An entity is a mutable object that represents a list of roles
belonging to either a user or group or the special types for all
users and all authenticated users.
:type entity_dict:... |
def get_entity(self, entity, default=None):
"""Gets an entity object from the ACL.
:type entity: :class:`_ACLEntity` or string
:param entity: The entity to get lookup in the ACL.
:type default: anything
:param default: This value will be returned if the entity
... |
def add_entity(self, entity):
"""Add an entity to the ACL.
:type entity: :class:`_ACLEntity`
:param entity: The entity to add to this ACL.
"""
self._ensure_loaded()
self.entities[str(entity)] = entity |
def entity(self, entity_type, identifier=None):
"""Factory method for creating an Entity.
If an entity with the same type and identifier already exists,
this will return a reference to that entity. If not, it will
create a new one and add it to the list of known entities for
th... |
def reload(self, client=None):
"""Reload the ACL data from Cloud Storage.
If :attr:`user_project` is set, bills the API request to that project.
:type client: :class:`~google.cloud.storage.client.Client` or
``NoneType``
:param client: Optional. The client to use. ... |
def _save(self, acl, predefined, client):
"""Helper for :meth:`save` and :meth:`save_predefined`.
:type acl: :class:`google.cloud.storage.acl.ACL`, or a compatible list.
:param acl: The ACL object to save. If left blank, this will save
current entries.
:type predef... |
def save(self, acl=None, client=None):
"""Save this ACL for the current bucket.
If :attr:`user_project` is set, bills the API request to that project.
:type acl: :class:`google.cloud.storage.acl.ACL`, or a compatible list.
:param acl: The ACL object to save. If left blank, this will s... |
def save_predefined(self, predefined, client=None):
"""Save this ACL for the current bucket using a predefined ACL.
If :attr:`user_project` is set, bills the API request to that project.
:type predefined: str
:param predefined: An identifier for a predefined ACL. Must be one
... |
def incident_path(cls, project, incident):
"""Return a fully-qualified incident string."""
return google.api_core.path_template.expand(
"projects/{project}/incidents/{incident}",
project=project,
incident=incident,
) |
def annotation_path(cls, project, incident, annotation):
"""Return a fully-qualified annotation string."""
return google.api_core.path_template.expand(
"projects/{project}/incidents/{incident}/annotations/{annotation}",
project=project,
incident=incident,
... |
def artifact_path(cls, project, incident, artifact):
"""Return a fully-qualified artifact string."""
return google.api_core.path_template.expand(
"projects/{project}/incidents/{incident}/artifacts/{artifact}",
project=project,
incident=incident,
artifact=a... |
def role_assignment_path(cls, project, incident, role_assignment):
"""Return a fully-qualified role_assignment string."""
return google.api_core.path_template.expand(
"projects/{project}/incidents/{incident}/roleAssignments/{role_assignment}",
project=project,
inciden... |
def subscription_path(cls, project, incident, subscription):
"""Return a fully-qualified subscription string."""
return google.api_core.path_template.expand(
"projects/{project}/incidents/{incident}/subscriptions/{subscription}",
project=project,
incident=incident,
... |
def tag_path(cls, project, incident, tag):
"""Return a fully-qualified tag string."""
return google.api_core.path_template.expand(
"projects/{project}/incidents/{incident}/tags/{tag}",
project=project,
incident=incident,
tag=tag,
) |
def signal_path(cls, project, signal):
"""Return a fully-qualified signal string."""
return google.api_core.path_template.expand(
"projects/{project}/signals/{signal}", project=project, signal=signal
) |
def create_annotation(
self,
parent,
annotation,
retry=google.api_core.gapic_v1.method.DEFAULT,
timeout=google.api_core.gapic_v1.method.DEFAULT,
metadata=None,
):
"""
Creates an annotation on an existing incident. Only 'text/plain' and
'text/ma... |
def escalate_incident(
self,
incident,
update_mask=None,
subscriptions=None,
tags=None,
roles=None,
artifacts=None,
retry=google.api_core.gapic_v1.method.DEFAULT,
timeout=google.api_core.gapic_v1.method.DEFAULT,
metadata=None,
):
... |
def send_shift_handoff(
self,
parent,
recipients,
subject,
cc=None,
notes_content_type=None,
notes_content=None,
incidents=None,
preview_only=None,
retry=google.api_core.gapic_v1.method.DEFAULT,
timeout=google.api_core.gapic_v1.meth... |
def bigtable_admins(self):
"""Access to bigtable.admin role memebers
For example:
.. literalinclude:: snippets.py
:start-after: [START bigtable_admins_policy]
:end-before: [END bigtable_admins_policy]
"""
result = set()
for member in self._bindin... |
def bigtable_readers(self):
"""Access to bigtable.reader role memebers
For example:
.. literalinclude:: snippets.py
:start-after: [START bigtable_readers_policy]
:end-before: [END bigtable_readers_policy]
"""
result = set()
for member in self._bi... |
def bigtable_users(self):
"""Access to bigtable.user role memebers
For example:
.. literalinclude:: snippets.py
:start-after: [START bigtable_users_policy]
:end-before: [END bigtable_users_policy]
"""
result = set()
for member in self._bindings.g... |
def bigtable_viewers(self):
"""Access to bigtable.viewer role memebers
For example:
.. literalinclude:: snippets.py
:start-after: [START bigtable_viewers_policy]
:end-before: [END bigtable_viewers_policy]
"""
result = set()
for member in self._bi... |
def from_pb(cls, policy_pb):
"""Factory: create a policy from a protobuf message.
Args:
policy_pb (google.iam.policy_pb2.Policy): message returned by
``get_iam_policy`` gRPC API.
Returns:
:class:`Policy`: the parsed policy
"""
policy = cls(po... |
def to_pb(self):
"""Render a protobuf message.
Returns:
google.iam.policy_pb2.Policy: a message to be passed to the
``set_iam_policy`` gRPC API.
"""
return policy_pb2.Policy(
etag=self.etag,
version=self.version or 0,
bindings... |
def from_api_repr(cls, resource):
"""Factory: create a policy from a JSON resource.
Overrides the base class version to store :attr:`etag` as bytes.
Args:
resource (dict): JSON policy resource returned by the
``getIamPolicy`` REST API.
Returns:
:cla... |
def to_api_repr(self):
"""Render a JSON policy resource.
Overrides the base class version to convert :attr:`etag` from bytes
to JSON-compatible base64-encoded text.
Returns:
dict: a JSON resource to be passed to the
``setIamPolicy`` REST API.
"""
... |
def _check_ddl_statements(value):
"""Validate DDL Statements used to define database schema.
See
https://cloud.google.com/spanner/docs/data-definition-language
:type value: list of string
:param value: DDL statements, excluding the 'CREATE DATABSE' statement
:rtype: tuple
:returns: tuple ... |
def from_pb(cls, database_pb, instance, pool=None):
"""Creates an instance of this class from a protobuf.
:type database_pb:
:class:`google.spanner.v2.spanner_instance_admin_pb2.Instance`
:param database_pb: A instance protobuf object.
:type instance: :class:`~google.cloud.... |
def spanner_api(self):
"""Helper for session-related API calls."""
if self._spanner_api is None:
credentials = self._instance._client.credentials
if isinstance(credentials, google.auth.credentials.Scoped):
credentials = credentials.with_scopes((SPANNER_DATA_SCOPE,... |
def create(self):
"""Create this database within its instance
Inclues any configured schema assigned to :attr:`ddl_statements`.
See
https://cloud.google.com/spanner/reference/rpc/google.spanner.admin.database.v1#google.spanner.admin.database.v1.DatabaseAdmin.CreateDatabase
:rt... |
def exists(self):
"""Test whether this database exists.
See
https://cloud.google.com/spanner/reference/rpc/google.spanner.admin.database.v1#google.spanner.admin.database.v1.DatabaseAdmin.GetDatabaseDDL
:rtype: bool
:returns: True if the database exists, else false.
"""
... |
def reload(self):
"""Reload this database.
Refresh any configured schema into :attr:`ddl_statements`.
See
https://cloud.google.com/spanner/reference/rpc/google.spanner.admin.database.v1#google.spanner.admin.database.v1.DatabaseAdmin.GetDatabaseDDL
:raises NotFound: if the data... |
def update_ddl(self, ddl_statements, operation_id=""):
"""Update DDL for this database.
Apply any configured schema from :attr:`ddl_statements`.
See
https://cloud.google.com/spanner/reference/rpc/google.spanner.admin.database.v1#google.spanner.admin.database.v1.DatabaseAdmin.UpdateData... |
def drop(self):
"""Drop this database.
See
https://cloud.google.com/spanner/reference/rpc/google.spanner.admin.database.v1#google.spanner.admin.database.v1.DatabaseAdmin.DropDatabase
"""
api = self._instance._client.database_admin_api
metadata = _metadata_with_prefix(sel... |
def execute_partitioned_dml(self, dml, params=None, param_types=None):
"""Execute a partitionable DML statement.
:type dml: str
:param dml: DML statement
:type params: dict, {str -> column value}
:param params: values for parameter replacement. Keys must match
... |
def batch_snapshot(self, read_timestamp=None, exact_staleness=None):
"""Return an object which wraps a batch read / query.
:type read_timestamp: :class:`datetime.datetime`
:param read_timestamp: Execute all reads at the given timestamp.
:type exact_staleness: :class:`datetime.timedelta... |
def run_in_transaction(self, func, *args, **kw):
"""Perform a unit of work in a transaction, retrying on abort.
:type func: callable
:param func: takes a required positional argument, the transaction,
and additional positional / keyword arguments as supplied
... |
def from_dict(cls, database, mapping):
"""Reconstruct an instance from a mapping.
:type database: :class:`~google.cloud.spanner.database.Database`
:param database: database to use
:type mapping: mapping
:param mapping: serialized state of the instance
:rtype: :class:`B... |
def to_dict(self):
"""Return state as a dictionary.
Result can be used to serialize the instance and reconstitute
it later using :meth:`from_dict`.
:rtype: dict
"""
session = self._get_session()
snapshot = self._get_snapshot()
return {
"sessi... |
def _get_session(self):
"""Create session as needed.
.. note::
Caller is responsible for cleaning up the session after
all partitions have been processed.
"""
if self._session is None:
session = self._session = self._database.session()
sess... |
def _get_snapshot(self):
"""Create snapshot if needed."""
if self._snapshot is None:
self._snapshot = self._get_session().snapshot(
read_timestamp=self._read_timestamp,
exact_staleness=self._exact_staleness,
multi_use=True,
)
... |
def generate_read_batches(
self,
table,
columns,
keyset,
index="",
partition_size_bytes=None,
max_partitions=None,
):
"""Start a partitioned batch read operation.
Uses the ``PartitionRead`` API request to initiate the partitioned
read.... |
def process_read_batch(self, batch):
"""Process a single, partitioned read.
:type batch: mapping
:param batch:
one of the mappings returned from an earlier call to
:meth:`generate_read_batches`.
:rtype: :class:`~google.cloud.spanner_v1.streamed.StreamedResultSet... |
def generate_query_batches(
self,
sql,
params=None,
param_types=None,
partition_size_bytes=None,
max_partitions=None,
):
"""Start a partitioned query operation.
Uses the ``PartitionQuery`` API request to start a partitioned
query operation. R... |
def process(self, batch):
"""Process a single, partitioned query or read.
:type batch: mapping
:param batch:
one of the mappings returned from an earlier call to
:meth:`generate_query_batches`.
:rtype: :class:`~google.cloud.spanner_v1.streamed.StreamedResultSet`... |
def location_path(cls, project, location):
"""Return a fully-qualified location string."""
return google.api_core.path_template.expand(
"projects/{project}/locations/{location}",
project=project,
location=location,
) |
def model_path(cls, project, location, model):
"""Return a fully-qualified model string."""
return google.api_core.path_template.expand(
"projects/{project}/locations/{location}/models/{model}",
project=project,
location=location,
model=model,
) |
def model_evaluation_path(cls, project, location, model, model_evaluation):
"""Return a fully-qualified model_evaluation string."""
return google.api_core.path_template.expand(
"projects/{project}/locations/{location}/models/{model}/modelEvaluations/{model_evaluation}",
project=p... |
def annotation_spec_path(cls, project, location, dataset, annotation_spec):
"""Return a fully-qualified annotation_spec string."""
return google.api_core.path_template.expand(
"projects/{project}/locations/{location}/datasets/{dataset}/annotationSpecs/{annotation_spec}",
project=... |
def table_spec_path(cls, project, location, dataset, table_spec):
"""Return a fully-qualified table_spec string."""
return google.api_core.path_template.expand(
"projects/{project}/locations/{location}/datasets/{dataset}/tableSpecs/{table_spec}",
project=project,
loca... |
def column_spec_path(cls, project, location, dataset, table_spec, column_spec):
"""Return a fully-qualified column_spec string."""
return google.api_core.path_template.expand(
"projects/{project}/locations/{location}/datasets/{dataset}/tableSpecs/{table_spec}/columnSpecs/{column_spec}",
... |
def create_dataset(
self,
parent,
dataset,
retry=google.api_core.gapic_v1.method.DEFAULT,
timeout=google.api_core.gapic_v1.method.DEFAULT,
metadata=None,
):
"""
Creates a dataset.
Example:
>>> from google.cloud import automl_v1beta... |
def delete_dataset(
self,
name,
retry=google.api_core.gapic_v1.method.DEFAULT,
timeout=google.api_core.gapic_v1.method.DEFAULT,
metadata=None,
):
"""
Deletes a dataset and all of its contents. Returns empty response in the
``response`` field when it co... |
def create_model(
self,
parent,
model,
retry=google.api_core.gapic_v1.method.DEFAULT,
timeout=google.api_core.gapic_v1.method.DEFAULT,
metadata=None,
):
"""
Creates a model. Returns a Model in the ``response`` field when it
completes. When you ... |
def exponential_sleep_generator(initial, maximum, multiplier=_DEFAULT_DELAY_MULTIPLIER):
"""Generates sleep intervals based on the exponential back-off algorithm.
This implements the `Truncated Exponential Back-off`_ algorithm.
.. _Truncated Exponential Back-off:
https://cloud.google.com/storage/d... |
def retry_target(target, predicate, sleep_generator, deadline, on_error=None):
"""Call a function and retry if it fails.
This is the lowest-level retry helper. Generally, you'll use the
higher-level retry helper :class:`Retry`.
Args:
target(Callable): The function to call and retry. This must ... |
def open(self):
"""Opens the stream."""
if self.is_active:
raise ValueError("Can not open an already open stream.")
request_generator = _RequestQueueGenerator(
self._request_queue, initial_request=self._initial_request
)
call = self._start_rpc(iter(reques... |
def close(self):
"""Closes the stream."""
if self.call is None:
return
self._request_queue.put(None)
self.call.cancel()
self._request_generator = None |
def send(self, request):
"""Queue a message to be sent on the stream.
Send is non-blocking.
If the underlying RPC has been closed, this will raise.
Args:
request (protobuf.Message): The request to send.
"""
if self.call is None:
raise ValueError... |
def _recoverable(self, method, *args, **kwargs):
"""Wraps a method to recover the stream and retry on error.
If a retryable error occurs while making the call, then the stream will
be re-opened and the method will be retried. This happens indefinitely
so long as the error is a retryable... |
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