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Gets the access control policy for an instance resource. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_get_iam_policy] :end-before: [END bigtable_get_iam_policy] :rtype: :class:`google.cloud.bigtable.policy.Policy` :returns: The cur...
def get_iam_policy(self): """Gets the access control policy for an instance resource. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_get_iam_policy] :end-before: [END bigtable_get_iam_policy] :rtype: :class:`google.cloud.bigtable.pol...
Sets the access control policy on an instance resource. Replaces any existing policy. For more information about policy, please see documentation of class `google.cloud.bigtable.policy.Policy` For example: .. literalinclude:: snippets.py :start-after: [START bigtab...
def set_iam_policy(self, policy): """Sets the access control policy on an instance resource. Replaces any existing policy. For more information about policy, please see documentation of class `google.cloud.bigtable.policy.Policy` For example: .. literalinclude:: snippe...
Factory to create a cluster associated with this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_create_cluster] :end-before: [END bigtable_create_cluster] :type cluster_id: str :param cluster_id: The ID of the cluster. ...
def cluster( self, cluster_id, location_id=None, serve_nodes=None, default_storage_type=None ): """Factory to create a cluster associated with this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_create_cluster] :end-befo...
List the clusters in this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_list_clusters_on_instance] :end-before: [END bigtable_list_clusters_on_instance] :rtype: tuple :returns: (clusters, failed_locations), whe...
def list_clusters(self): """List the clusters in this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_list_clusters_on_instance] :end-before: [END bigtable_list_clusters_on_instance] :rtype: tuple :returns: ...
Factory to create a table associated with this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_create_table] :end-before: [END bigtable_create_table] :type table_id: str :param table_id: The ID of the table. :type a...
def table(self, table_id, mutation_timeout=None, app_profile_id=None): """Factory to create a table associated with this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_create_table] :end-before: [END bigtable_create_table] ...
List the tables in this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_list_tables] :end-before: [END bigtable_list_tables] :rtype: list of :class:`Table <google.cloud.bigtable.table.Table>` :returns: The list of tables own...
def list_tables(self): """List the tables in this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_list_tables] :end-before: [END bigtable_list_tables] :rtype: list of :class:`Table <google.cloud.bigtable.table.Table>` ...
Factory to create AppProfile associated with this instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_create_app_profile] :end-before: [END bigtable_create_app_profile] :type app_profile_id: str :param app_profile_id: The ID of ...
def app_profile( self, app_profile_id, routing_policy_type=None, description=None, cluster_id=None, allow_transactional_writes=None, ): """Factory to create AppProfile associated with this instance. For example: .. literalinclude:: snippets.p...
Lists information about AppProfiles in an instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_list_app_profiles] :end-before: [END bigtable_list_app_profiles] :rtype: :list:[`~google.cloud.bigtable.app_profile.AppProfile`] :retu...
def list_app_profiles(self): """Lists information about AppProfiles in an instance. For example: .. literalinclude:: snippets.py :start-after: [START bigtable_list_app_profiles] :end-before: [END bigtable_list_app_profiles] :rtype: :list:[`~google.cloud.bigtabl...
Run the system test suite.
def system(session): """Run the system test suite.""" system_test_path = os.path.join("tests", "system.py") system_test_folder_path = os.path.join("tests", "system") # Sanity check: Only run tests if the environment variable is set. if not os.environ.get("GOOGLE_APPLICATION_CREDENTIALS", ""): ...
A :class:`~google.cloud.bigquery.table.TableReference` pointing to this table. Returns: google.cloud.bigquery.table.TableReference: pointer to this table.
def _reference_getter(table): """A :class:`~google.cloud.bigquery.table.TableReference` pointing to this table. Returns: google.cloud.bigquery.table.TableReference: pointer to this table. """ from google.cloud.bigquery import dataset dataset_ref = dataset.DatasetReference(table.project...
bool: Specifies whether to execute the view with Legacy or Standard SQL. This boolean specifies whether to execute the view with Legacy SQL (:data:`True`) or Standard SQL (:data:`False`). The client side default is :data:`False`. The server-side default is :data:`True`. If this table is not a view, :da...
def _view_use_legacy_sql_getter(table): """bool: Specifies whether to execute the view with Legacy or Standard SQL. This boolean specifies whether to execute the view with Legacy SQL (:data:`True`) or Standard SQL (:data:`False`). The client side default is :data:`False`. The server-side default is :da...
Convert a mapping to a row tuple using the schema. Args: mapping (Dict[str, object]) Mapping of row data: must contain keys for all required fields in the schema. Keys which do not correspond to a field in the schema are ignored. schema (List[google.cloud.bigquer...
def _row_from_mapping(mapping, schema): """Convert a mapping to a row tuple using the schema. Args: mapping (Dict[str, object]) Mapping of row data: must contain keys for all required fields in the schema. Keys which do not correspond to a field in the schema are ign...
Convert a JSON row to the native object. .. note:: This assumes that the ``schema`` attribute has been added to the iterator after being created, which should be done by the caller. :type iterator: :class:`~google.api_core.page_iterator.Iterator` :param iterator: The iterator that...
def _item_to_row(iterator, resource): """Convert a JSON row to the native object. .. note:: This assumes that the ``schema`` attribute has been added to the iterator after being created, which should be done by the caller. :type iterator: :class:`~google.api_core.page_iterator.Ite...
Grab total rows when :class:`~google.cloud.iterator.Page` starts. :type iterator: :class:`~google.api_core.page_iterator.Iterator` :param iterator: The iterator that is currently in use. :type page: :class:`~google.api_core.page_iterator.Page` :param page: The page that was just created. :type re...
def _rows_page_start(iterator, page, response): """Grab total rows when :class:`~google.cloud.iterator.Page` starts. :type iterator: :class:`~google.api_core.page_iterator.Iterator` :param iterator: The iterator that is currently in use. :type page: :class:`~google.api_core.page_iterator.Page` :pa...
Helper to convert a string or Table to TableReference. This function keeps TableReference and other kinds of objects unchanged.
def _table_arg_to_table_ref(value, default_project=None): """Helper to convert a string or Table to TableReference. This function keeps TableReference and other kinds of objects unchanged. """ if isinstance(value, six.string_types): value = TableReference.from_string(value, default_project=defa...
Helper to convert a string or TableReference to a Table. This function keeps Table and other kinds of objects unchanged.
def _table_arg_to_table(value, default_project=None): """Helper to convert a string or TableReference to a Table. This function keeps Table and other kinds of objects unchanged. """ if isinstance(value, six.string_types): value = TableReference.from_string(value, default_project=default_project...
Factory: construct a table reference given its API representation Args: resource (Dict[str, object]): Table reference representation returned from the API Returns: google.cloud.bigquery.table.TableReference: Table reference parsed from ``resourc...
def from_api_repr(cls, resource): """Factory: construct a table reference given its API representation Args: resource (Dict[str, object]): Table reference representation returned from the API Returns: google.cloud.bigquery.table.TableReference: ...
Construct a BigQuery Storage API representation of this table. Install the ``google-cloud-bigquery-storage`` package to use this feature. If the ``table_id`` contains a partition identifier (e.g. ``my_table$201812``) or a snapshot identifier (e.g. ``mytable@1234567890``), it is...
def to_bqstorage(self): """Construct a BigQuery Storage API representation of this table. Install the ``google-cloud-bigquery-storage`` package to use this feature. If the ``table_id`` contains a partition identifier (e.g. ``my_table$201812``) or a snapshot identifier (e.g. ...
google.cloud.bigquery.table.EncryptionConfiguration: Custom encryption configuration for the table. Custom encryption configuration (e.g., Cloud KMS keys) or :data:`None` if using default encryption. See `protecting data with Cloud KMS keys <https://cloud.google.com/bigquery/do...
def encryption_configuration(self): """google.cloud.bigquery.table.EncryptionConfiguration: Custom encryption configuration for the table. Custom encryption configuration (e.g., Cloud KMS keys) or :data:`None` if using default encryption. See `protecting data with Cloud KMS key...
google.cloud.bigquery.table.TimePartitioning: Configures time-based partitioning for a table. Raises: ValueError: If the value is not :class:`TimePartitioning` or :data:`None`.
def time_partitioning(self): """google.cloud.bigquery.table.TimePartitioning: Configures time-based partitioning for a table. Raises: ValueError: If the value is not :class:`TimePartitioning` or :data:`None`. """ prop = self._properties.get("timeParti...
Union[int, None]: Expiration time in milliseconds for a partition. If :attr:`partition_expiration` is set and :attr:`type_` is not set, :attr:`type_` will default to :attr:`~google.cloud.bigquery.table.TimePartitioningType.DAY`.
def partition_expiration(self): """Union[int, None]: Expiration time in milliseconds for a partition. If :attr:`partition_expiration` is set and :attr:`type_` is not set, :attr:`type_` will default to :attr:`~google.cloud.bigquery.table.TimePartitioningType.DAY`. """ war...
Union[List[str], None]: Fields defining clustering for the table (Defaults to :data:`None`). Clustering fields are immutable after table creation. .. note:: As of 2018-06-29, clustering fields cannot be set on a table which does not also have time partioning defined.
def clustering_fields(self): """Union[List[str], None]: Fields defining clustering for the table (Defaults to :data:`None`). Clustering fields are immutable after table creation. .. note:: As of 2018-06-29, clustering fields cannot be set on a table which does n...
Union[List[str], None]: Fields defining clustering for the table (Defaults to :data:`None`).
def clustering_fields(self, value): """Union[List[str], None]: Fields defining clustering for the table (Defaults to :data:`None`). """ if value is not None: prop = self._properties.setdefault("clustering", {}) prop["fields"] = value else: if ...
Union[datetime.datetime, None]: Datetime at which the table will be deleted. Raises: ValueError: For invalid value types.
def expires(self): """Union[datetime.datetime, None]: Datetime at which the table will be deleted. Raises: ValueError: For invalid value types. """ expiration_time = self._properties.get("expirationTime") if expiration_time is not None: # expirati...
Union[google.cloud.bigquery.ExternalConfig, None]: Configuration for an external data source (defaults to :data:`None`). Raises: ValueError: For invalid value types.
def external_data_configuration(self): """Union[google.cloud.bigquery.ExternalConfig, None]: Configuration for an external data source (defaults to :data:`None`). Raises: ValueError: For invalid value types. """ prop = self._properties.get("externalDataConfiguration"...
Factory: construct a table given its API representation Args: resource (Dict[str, object]): Table resource representation from the API Returns: google.cloud.bigquery.table.Table: Table parsed from ``resource``. Raises: KeyError: ...
def from_api_repr(cls, resource): """Factory: construct a table given its API representation Args: resource (Dict[str, object]): Table resource representation from the API Returns: google.cloud.bigquery.table.Table: Table parsed from ``resource``. ...
Union[str, None]: Time partitioning of the table if it is partitioned (Defaults to :data:`None`).
def partitioning_type(self): """Union[str, None]: Time partitioning of the table if it is partitioned (Defaults to :data:`None`). """ warnings.warn( "This method will be deprecated in future versions. Please use " "TableListItem.time_partitioning.type_ instead.", ...
Return items as ``(key, value)`` pairs. Returns: Iterable[Tuple[str, object]]: The ``(key, value)`` pairs representing this row. Examples: >>> list(Row(('a', 'b'), {'x': 0, 'y': 1}).items()) [('x', 'a'), ('y', 'b')]
def items(self): """Return items as ``(key, value)`` pairs. Returns: Iterable[Tuple[str, object]]: The ``(key, value)`` pairs representing this row. Examples: >>> list(Row(('a', 'b'), {'x': 0, 'y': 1}).items()) [('x', 'a'), ('y', 'b')] ...
Return a value for key, with a default value if it does not exist. Args: key (str): The key of the column to access default (object): The default value to use if the key does not exist. (Defaults to :data:`None`.) Returns: object: ...
def get(self, key, default=None): """Return a value for key, with a default value if it does not exist. Args: key (str): The key of the column to access default (object): The default value to use if the key does not exist. (Defaults to :data:`None...
Requests the next page from the path provided. Returns: Dict[str, object]: The parsed JSON response of the next page's contents.
def _get_next_page_response(self): """Requests the next page from the path provided. Returns: Dict[str, object]: The parsed JSON response of the next page's contents. """ params = self._get_query_params() if self._page_size is not None: pa...
Use (slower, but free) tabledata.list to construct a DataFrame.
def _to_dataframe_tabledata_list(self, dtypes, progress_bar=None): """Use (slower, but free) tabledata.list to construct a DataFrame.""" column_names = [field.name for field in self.schema] frames = [] for page in iter(self.pages): current_frame = self._to_dataframe_dtypes(p...
Use (faster, but billable) BQ Storage API to construct DataFrame.
def _to_dataframe_bqstorage(self, bqstorage_client, dtypes, progress_bar=None): """Use (faster, but billable) BQ Storage API to construct DataFrame.""" if bigquery_storage_v1beta1 is None: raise ValueError(_NO_BQSTORAGE_ERROR) if "$" in self._table.table_id: raise ValueE...
Construct a tqdm progress bar object, if tqdm is installed.
def _get_progress_bar(self, progress_bar_type): """Construct a tqdm progress bar object, if tqdm is installed.""" if tqdm is None: if progress_bar_type is not None: warnings.warn(_NO_TQDM_ERROR, UserWarning, stacklevel=3) return None description = "Downlo...
Create a pandas DataFrame by loading all pages of a query. Args: bqstorage_client ( \ google.cloud.bigquery_storage_v1beta1.BigQueryStorageClient \ ): **Beta Feature** Optional. A BigQuery Storage API client. If supplied, use the faster Bi...
def to_dataframe(self, bqstorage_client=None, dtypes=None, progress_bar_type=None): """Create a pandas DataFrame by loading all pages of a query. Args: bqstorage_client ( \ google.cloud.bigquery_storage_v1beta1.BigQueryStorageClient \ ): **Beta Fe...
Create an empty dataframe. Args: bqstorage_client (Any): Ignored. Added for compatibility with RowIterator. dtypes (Any): Ignored. Added for compatibility with RowIterator. progress_bar_type (Any): Ignored. Added for compatibil...
def to_dataframe(self, bqstorage_client=None, dtypes=None, progress_bar_type=None): """Create an empty dataframe. Args: bqstorage_client (Any): Ignored. Added for compatibility with RowIterator. dtypes (Any): Ignored. Added for compatibility with ...
Return a :class:`TimePartitioning` object deserialized from a dict. This method creates a new ``TimePartitioning`` instance that points to the ``api_repr`` parameter as its internal properties dict. This means that when a ``TimePartitioning`` instance is stored as a property of another ...
def from_api_repr(cls, api_repr): """Return a :class:`TimePartitioning` object deserialized from a dict. This method creates a new ``TimePartitioning`` instance that points to the ``api_repr`` parameter as its internal properties dict. This means that when a ``TimePartitioning`` instanc...
Convert response, content -> (multipart) email.message. Helper for _unpack_batch_response.
def _generate_faux_mime_message(parser, response): """Convert response, content -> (multipart) email.message. Helper for _unpack_batch_response. """ # We coerce to bytes to get consistent concat across # Py2 and Py3. Percent formatting is insufficient since # it includes the b in Py3. conte...
Convert requests.Response -> [(headers, payload)]. Creates a generator of tuples of emulating the responses to :meth:`requests.Session.request`. :type response: :class:`requests.Response` :param response: HTTP response / headers from a request.
def _unpack_batch_response(response): """Convert requests.Response -> [(headers, payload)]. Creates a generator of tuples of emulating the responses to :meth:`requests.Session.request`. :type response: :class:`requests.Response` :param response: HTTP response / headers from a request. """ ...
Override Connection: defer actual HTTP request. Only allow up to ``_MAX_BATCH_SIZE`` requests to be deferred. :type method: str :param method: The HTTP method to use in the request. :type url: str :param url: The URL to send the request to. :type headers: dict ...
def _do_request(self, method, url, headers, data, target_object): """Override Connection: defer actual HTTP request. Only allow up to ``_MAX_BATCH_SIZE`` requests to be deferred. :type method: str :param method: The HTTP method to use in the request. :type url: str :p...
Prepares headers and body for a batch request. :rtype: tuple (dict, str) :returns: The pair of headers and body of the batch request to be sent. :raises: :class:`ValueError` if no requests have been deferred.
def _prepare_batch_request(self): """Prepares headers and body for a batch request. :rtype: tuple (dict, str) :returns: The pair of headers and body of the batch request to be sent. :raises: :class:`ValueError` if no requests have been deferred. """ if len(self._requests...
Apply all the batch responses to the futures created. :type responses: list of (headers, payload) tuples. :param responses: List of headers and payloads from each response in the batch. :raises: :class:`ValueError` if no requests have been deferred.
def _finish_futures(self, responses): """Apply all the batch responses to the futures created. :type responses: list of (headers, payload) tuples. :param responses: List of headers and payloads from each response in the batch. :raises: :class:`ValueError` if n...
Submit a single `multipart/mixed` request with deferred requests. :rtype: list of tuples :returns: one ``(headers, payload)`` tuple per deferred request.
def finish(self): """Submit a single `multipart/mixed` request with deferred requests. :rtype: list of tuples :returns: one ``(headers, payload)`` tuple per deferred request. """ headers, body = self._prepare_batch_request() url = "%s/batch/storage/v1" % self.API_BASE_U...
Restart iteration after :exc:`.ServiceUnavailable`. :type restart: callable :param restart: curried function returning iterator
def _restart_on_unavailable(restart): """Restart iteration after :exc:`.ServiceUnavailable`. :type restart: callable :param restart: curried function returning iterator """ resume_token = b"" item_buffer = [] iterator = restart() while True: try: for item in iterator...
Perform a ``StreamingRead`` API request for rows in a table. :type table: str :param table: name of the table from which to fetch data :type columns: list of str :param columns: names of columns to be retrieved :type keyset: :class:`~google.cloud.spanner_v1.keyset.KeySet` ...
def read(self, table, columns, keyset, index="", limit=0, partition=None): """Perform a ``StreamingRead`` API request for rows in a table. :type table: str :param table: name of the table from which to fetch data :type columns: list of str :param columns: names of columns to be...
Perform an ``ExecuteStreamingSql`` API request. :type sql: str :param sql: SQL query statement :type params: dict, {str -> column value} :param params: values for parameter replacement. Keys must match the names used in ``sql``. :type param_types: dict[...
def execute_sql( self, sql, params=None, param_types=None, query_mode=None, partition=None, retry=google.api_core.gapic_v1.method.DEFAULT, timeout=google.api_core.gapic_v1.method.DEFAULT, ): """Perform an ``ExecuteStreamingSql`` API request. ...
Perform a ``ParitionRead`` API request for rows in a table. :type table: str :param table: name of the table from which to fetch data :type columns: list of str :param columns: names of columns to be retrieved :type keyset: :class:`~google.cloud.spanner_v1.keyset.KeySet` ...
def partition_read( self, table, columns, keyset, index="", partition_size_bytes=None, max_partitions=None, ): """Perform a ``ParitionRead`` API request for rows in a table. :type table: str :param table: name of the table from which t...
Helper for :meth:`read`.
def _make_txn_selector(self): """Helper for :meth:`read`.""" if self._transaction_id is not None: return TransactionSelector(id=self._transaction_id) if self._read_timestamp: key = "read_timestamp" value = _datetime_to_pb_timestamp(self._read_timestamp) ...
Perform a ``ParitionQuery`` API request. :type sql: str :param sql: SQL query statement :type params: dict, {str -> column value} :param params: values for parameter replacement. Keys must match the names used in ``sql``. :type param_types: dict[str -> ...
def partition_query( self, sql, params=None, param_types=None, partition_size_bytes=None, max_partitions=None, ): """Perform a ``ParitionQuery`` API request. :type sql: str :param sql: SQL query statement :type params: dict, {str -> c...
Begin a read-only transaction on the database. :rtype: bytes :returns: the ID for the newly-begun transaction. :raises ValueError: if the transaction is already begun, committed, or rolled back.
def begin(self): """Begin a read-only transaction on the database. :rtype: bytes :returns: the ID for the newly-begun transaction. :raises ValueError: if the transaction is already begun, committed, or rolled back. """ if not self._multi_use: rai...
Returns the user-agent string for this client info.
def to_user_agent(self): """Returns the user-agent string for this client info.""" # Note: the order here is important as the internal metrics system # expects these items to be in specific locations. ua = "" if self.user_agent is not None: ua += "{user_agent} " ...
Reads rows from the table in the format prescribed by the read session. Each response contains one or more table rows, up to a maximum of 10 MiB per response; read requests which attempt to read individual rows larger than this will fail. Each request also returns a set of stream statis...
def read_rows( self, read_position, retry=google.api_core.gapic_v1.method.DEFAULT, timeout=google.api_core.gapic_v1.method.DEFAULT, metadata=None, ): """ Reads rows from the table in the format prescribed by the read session. Each response contains one...
Create an instance of the gapic Trace API. Args: client (~google.cloud.trace.client.Client): The client that holds configuration details. Returns: A :class:`~google.cloud.trace._gapic._TraceAPI` instance with the proper configurations.
def make_trace_api(client): """ Create an instance of the gapic Trace API. Args: client (~google.cloud.trace.client.Client): The client that holds configuration details. Returns: A :class:`~google.cloud.trace._gapic._TraceAPI` instance with the proper configurations...
Sends new traces to Stackdriver Trace or updates existing traces. Args: project_id (Optional[str]): ID of the Cloud project where the trace data is stored. traces (dict): Required. The traces to be patched in the API call.
def patch_traces(self, project_id, traces): """ Sends new traces to Stackdriver Trace or updates existing traces. Args: project_id (Optional[str]): ID of the Cloud project where the trace data is stored. traces (dict): Required. The traces to be patched i...
Gets a single trace by its ID. Args: trace_id (str): ID of the trace to return. project_id (str): Required. ID of the Cloud project where the trace data is stored. Returns: A Trace dict.
def get_trace(self, project_id, trace_id): """ Gets a single trace by its ID. Args: trace_id (str): ID of the trace to return. project_id (str): Required. ID of the Cloud project where the trace data is stored. Returns: A Trace dict. ...
Returns of a list of traces that match the filter conditions. Args: project_id (Optional[str]): ID of the Cloud project where the trace data is stored. view (Optional[~google.cloud.trace_v1.gapic.enums. ListTracesRequest.ViewType]): Type of data returned...
def list_traces( self, project_id, view=None, page_size=None, start_time=None, end_time=None, filter_=None, order_by=None, page_token=None, ): """ Returns of a list of traces that match the filter conditions. Args: ...
Convert a JSON bucket to the native object. :type iterator: :class:`~google.api_core.page_iterator.Iterator` :param iterator: The iterator that has retrieved the item. :type item: dict :param item: An item to be converted to a bucket. :rtype: :class:`.Bucket` :returns: The next bucket in the ...
def _item_to_bucket(iterator, item): """Convert a JSON bucket to the native object. :type iterator: :class:`~google.api_core.page_iterator.Iterator` :param iterator: The iterator that has retrieved the item. :type item: dict :param item: An item to be converted to a bucket. :rtype: :class:`.B...
Factory: return client with anonymous credentials. .. note:: Such a client has only limited access to "public" buckets: listing their contents and downloading their blobs. :rtype: :class:`google.cloud.storage.client.Client` :returns: Instance w/ anonymous credentials and...
def create_anonymous_client(cls): """Factory: return client with anonymous credentials. .. note:: Such a client has only limited access to "public" buckets: listing their contents and downloading their blobs. :rtype: :class:`google.cloud.storage.client.Client` :r...
Get the email address of the project's GCS service account :type project: str :param project: (Optional) Project ID to use for retreiving GCS service account email address. Defaults to the client's project. :rtype: str :returns: service account email address
def get_service_account_email(self, project=None): """Get the email address of the project's GCS service account :type project: str :param project: (Optional) Project ID to use for retreiving GCS service account email address. Defaults to the client's project. ...
Factory constructor for bucket object. .. note:: This will not make an HTTP request; it simply instantiates a bucket object owned by this client. :type bucket_name: str :param bucket_name: The name of the bucket to be instantiated. :type user_project: str :...
def bucket(self, bucket_name, user_project=None): """Factory constructor for bucket object. .. note:: This will not make an HTTP request; it simply instantiates a bucket object owned by this client. :type bucket_name: str :param bucket_name: The name of the bucket t...
Get a bucket by name. If the bucket isn't found, this will raise a :class:`google.cloud.exceptions.NotFound`. For example: .. literalinclude:: snippets.py :start-after: [START get_bucket] :end-before: [END get_bucket] This implements "storage.buckets.g...
def get_bucket(self, bucket_name): """Get a bucket by name. If the bucket isn't found, this will raise a :class:`google.cloud.exceptions.NotFound`. For example: .. literalinclude:: snippets.py :start-after: [START get_bucket] :end-before: [END get_bucke...
Create a new bucket. For example: .. literalinclude:: snippets.py :start-after: [START create_bucket] :end-before: [END create_bucket] This implements "storage.buckets.insert". If the bucket already exists, will raise :class:`google.cloud.exceptions.Co...
def create_bucket(self, bucket_name, requester_pays=None, project=None): """Create a new bucket. For example: .. literalinclude:: snippets.py :start-after: [START create_bucket] :end-before: [END create_bucket] This implements "storage.buckets.insert". ...
Get all buckets in the project associated to the client. This will not populate the list of blobs available in each bucket. .. literalinclude:: snippets.py :start-after: [START list_buckets] :end-before: [END list_buckets] This implements "storage.buckets.list"...
def list_buckets( self, max_results=None, page_token=None, prefix=None, projection="noAcl", fields=None, project=None, ): """Get all buckets in the project associated to the client. This will not populate the list of blobs available in each ...
Construct an ID for a new job. :type job_id: str or ``NoneType`` :param job_id: the user-provided job ID :type prefix: str or ``NoneType`` :param prefix: (Optional) the user-provided prefix for a job ID :rtype: str :returns: A job ID
def _make_job_id(job_id, prefix=None): """Construct an ID for a new job. :type job_id: str or ``NoneType`` :param job_id: the user-provided job ID :type prefix: str or ``NoneType`` :param prefix: (Optional) the user-provided prefix for a job ID :rtype: str :returns: A job ID """ i...
Check that a stream was opened in read-binary mode. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :raises: :exc:`ValueError` if the ``stream.mode`` is a valid attribute and is not among ``rb``, ``r+b`` or ``rb+``.
def _check_mode(stream): """Check that a stream was opened in read-binary mode. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :raises: :exc:`ValueError` if the ``stream.mode`` is a valid attribute and is not among ``rb``, ``r+b`` or ``rb+``. """ mode =...
Get the email address of the project's BigQuery service account Note: This is the service account that BigQuery uses to manage tables encrypted by a key in KMS. Args: project (str, optional): Project ID to use for retreiving service account email. ...
def get_service_account_email(self, project=None): """Get the email address of the project's BigQuery service account Note: This is the service account that BigQuery uses to manage tables encrypted by a key in KMS. Args: project (str, optional): ...
List projects for the project associated with this client. See https://cloud.google.com/bigquery/docs/reference/rest/v2/projects/list :type max_results: int :param max_results: (Optional) maximum number of projects to return, If not passed, defaults to a val...
def list_projects(self, max_results=None, page_token=None, retry=DEFAULT_RETRY): """List projects for the project associated with this client. See https://cloud.google.com/bigquery/docs/reference/rest/v2/projects/list :type max_results: int :param max_results: (Optional) maximu...
List datasets for the project associated with this client. See https://cloud.google.com/bigquery/docs/reference/rest/v2/datasets/list Args: project (str): Optional. Project ID to use for retreiving datasets. Defaults to the client's project. ...
def list_datasets( self, project=None, include_all=False, filter=None, max_results=None, page_token=None, retry=DEFAULT_RETRY, ): """List datasets for the project associated with this client. See https://cloud.google.com/bigquery/docs/...
Construct a reference to a dataset. :type dataset_id: str :param dataset_id: ID of the dataset. :type project: str :param project: (Optional) project ID for the dataset (defaults to the project of the client). :rtype: :class:`google.cloud.bigquery.datas...
def dataset(self, dataset_id, project=None): """Construct a reference to a dataset. :type dataset_id: str :param dataset_id: ID of the dataset. :type project: str :param project: (Optional) project ID for the dataset (defaults to the project of the clien...
API call: create the dataset via a POST request. See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables/insert Args: dataset (Union[ \ :class:`~google.cloud.bigquery.dataset.Dataset`, \ :class:`~google.cloud.bigquery.dataset.DatasetRefer...
def create_dataset(self, dataset, exists_ok=False, retry=DEFAULT_RETRY): """API call: create the dataset via a POST request. See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables/insert Args: dataset (Union[ \ :class:`~google.cloud.bigquery.dat...
API call: create a table via a PUT request See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables/insert Args: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableReference`, \ ...
def create_table(self, table, exists_ok=False, retry=DEFAULT_RETRY): """API call: create a table via a PUT request See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables/insert Args: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, ...
Fetch the dataset referenced by ``dataset_ref`` Args: dataset_ref (Union[ \ :class:`~google.cloud.bigquery.dataset.DatasetReference`, \ str, \ ]): A reference to the dataset to fetch from the BigQuery API. If a string is pa...
def get_dataset(self, dataset_ref, retry=DEFAULT_RETRY): """Fetch the dataset referenced by ``dataset_ref`` Args: dataset_ref (Union[ \ :class:`~google.cloud.bigquery.dataset.DatasetReference`, \ str, \ ]): A reference to the datas...
[Beta] Fetch the model referenced by ``model_ref``. Args: model_ref (Union[ \ :class:`~google.cloud.bigquery.model.ModelReference`, \ str, \ ]): A reference to the model to fetch from the BigQuery API. If a string is passe...
def get_model(self, model_ref, retry=DEFAULT_RETRY): """[Beta] Fetch the model referenced by ``model_ref``. Args: model_ref (Union[ \ :class:`~google.cloud.bigquery.model.ModelReference`, \ str, \ ]): A reference to the model to f...
Fetch the table referenced by ``table``. Args: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableReference`, \ str, \ ]): A reference to the table to fetch from the Big...
def get_table(self, table, retry=DEFAULT_RETRY): """Fetch the table referenced by ``table``. Args: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableReference`, \ str, \ ]): ...
Change some fields of a dataset. Use ``fields`` to specify which fields to update. At least one field must be provided. If a field is listed in ``fields`` and is ``None`` in ``dataset``, it will be deleted. If ``dataset.etag`` is not ``None``, the update will only succeed if th...
def update_dataset(self, dataset, fields, retry=DEFAULT_RETRY): """Change some fields of a dataset. Use ``fields`` to specify which fields to update. At least one field must be provided. If a field is listed in ``fields`` and is ``None`` in ``dataset``, it will be deleted. If `...
[Beta] Change some fields of a model. Use ``fields`` to specify which fields to update. At least one field must be provided. If a field is listed in ``fields`` and is ``None`` in ``model``, it will be deleted. If ``model.etag`` is not ``None``, the update will only succeed if t...
def update_model(self, model, fields, retry=DEFAULT_RETRY): """[Beta] Change some fields of a model. Use ``fields`` to specify which fields to update. At least one field must be provided. If a field is listed in ``fields`` and is ``None`` in ``model``, it will be deleted. If ``...
Change some fields of a table. Use ``fields`` to specify which fields to update. At least one field must be provided. If a field is listed in ``fields`` and is ``None`` in ``table``, it will be deleted. If ``table.etag`` is not ``None``, the update will only succeed if the tabl...
def update_table(self, table, fields, retry=DEFAULT_RETRY): """Change some fields of a table. Use ``fields`` to specify which fields to update. At least one field must be provided. If a field is listed in ``fields`` and is ``None`` in ``table``, it will be deleted. If ``table.e...
[Beta] List models in the dataset. See https://cloud.google.com/bigquery/docs/reference/rest/v2/models/list Args: dataset (Union[ \ :class:`~google.cloud.bigquery.dataset.Dataset`, \ :class:`~google.cloud.bigquery.dataset.DatasetReference`, \ ...
def list_models( self, dataset, max_results=None, page_token=None, retry=DEFAULT_RETRY ): """[Beta] List models in the dataset. See https://cloud.google.com/bigquery/docs/reference/rest/v2/models/list Args: dataset (Union[ \ :class:`~google.cloud...
Delete a dataset. See https://cloud.google.com/bigquery/docs/reference/rest/v2/datasets/delete Args dataset (Union[ \ :class:`~google.cloud.bigquery.dataset.Dataset`, \ :class:`~google.cloud.bigquery.dataset.DatasetReference`, \ str, ...
def delete_dataset( self, dataset, delete_contents=False, retry=DEFAULT_RETRY, not_found_ok=False ): """Delete a dataset. See https://cloud.google.com/bigquery/docs/reference/rest/v2/datasets/delete Args dataset (Union[ \ :class:`~google.cloud.bi...
[Beta] Delete a model See https://cloud.google.com/bigquery/docs/reference/rest/v2/models/delete Args: model (Union[ \ :class:`~google.cloud.bigquery.model.Model`, \ :class:`~google.cloud.bigquery.model.ModelReference`, \ str, \ ...
def delete_model(self, model, retry=DEFAULT_RETRY, not_found_ok=False): """[Beta] Delete a model See https://cloud.google.com/bigquery/docs/reference/rest/v2/models/delete Args: model (Union[ \ :class:`~google.cloud.bigquery.model.Model`, \ :...
Delete a table See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables/delete Args: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableReference`, \ str, \ ...
def delete_table(self, table, retry=DEFAULT_RETRY, not_found_ok=False): """Delete a table See https://cloud.google.com/bigquery/docs/reference/rest/v2/tables/delete Args: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`...
Get the query results object for a query job. Arguments: job_id (str): Name of the query job. retry (google.api_core.retry.Retry): (Optional) How to retry the RPC. project (str): (Optional) project ID for the query job (defaults to the ...
def _get_query_results( self, job_id, retry, project=None, timeout_ms=None, location=None ): """Get the query results object for a query job. Arguments: job_id (str): Name of the query job. retry (google.api_core.retry.Retry): (Optional) How to retry ...
Detect correct job type from resource and instantiate. :type resource: dict :param resource: one job resource from API response :rtype: One of: :class:`google.cloud.bigquery.job.LoadJob`, :class:`google.cloud.bigquery.job.CopyJob`, :class:`google...
def job_from_resource(self, resource): """Detect correct job type from resource and instantiate. :type resource: dict :param resource: one job resource from API response :rtype: One of: :class:`google.cloud.bigquery.job.LoadJob`, :class:`google.cloud.big...
Attempt to cancel a job from a job ID. See https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs/cancel Arguments: job_id (str): Unique job identifier. Keyword Arguments: project (str): (Optional) ID of the project which owns the job (de...
def cancel_job(self, job_id, project=None, location=None, retry=DEFAULT_RETRY): """Attempt to cancel a job from a job ID. See https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs/cancel Arguments: job_id (str): Unique job identifier. Keyword Arguments: ...
List jobs for the project associated with this client. See https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs/list Args: project (str, optional): Project ID to use for retreiving datasets. Defaults to the client's project. max_...
def list_jobs( self, project=None, max_results=None, page_token=None, all_users=None, state_filter=None, retry=DEFAULT_RETRY, min_creation_time=None, max_creation_time=None, ): """List jobs for the project associated with this client. ...
Starts a job for loading data into a table from CloudStorage. See https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs#configuration.load Arguments: source_uris (Union[str, Sequence[str]]): URIs of data files to be loaded; in format ``gs://<...
def load_table_from_uri( self, source_uris, destination, job_id=None, job_id_prefix=None, location=None, project=None, job_config=None, retry=DEFAULT_RETRY, ): """Starts a job for loading data into a table from CloudStorage. Se...
Upload the contents of this table from a file-like object. Similar to :meth:`load_table_from_uri`, this method creates, starts and returns a :class:`~google.cloud.bigquery.job.LoadJob`. Arguments: file_obj (file): A file handle opened in binary mode for reading. destina...
def load_table_from_file( self, file_obj, destination, rewind=False, size=None, num_retries=_DEFAULT_NUM_RETRIES, job_id=None, job_id_prefix=None, location=None, project=None, job_config=None, ): """Upload the contents o...
Upload the contents of a table from a pandas DataFrame. Similar to :meth:`load_table_from_uri`, this method creates, starts and returns a :class:`~google.cloud.bigquery.job.LoadJob`. Arguments: dataframe (pandas.DataFrame): A :class:`~pandas.DataFrame` containing th...
def load_table_from_dataframe( self, dataframe, destination, num_retries=_DEFAULT_NUM_RETRIES, job_id=None, job_id_prefix=None, location=None, project=None, job_config=None, ): """Upload the contents of a table from a pandas DataFrame. ...
Perform a resumable upload. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :type metadata: dict :param metadata: The metadata associated with the upload. :type num_retries: int :param num_retries: Number of upload retries. (Deprecated: This ...
def _do_resumable_upload(self, stream, metadata, num_retries): """Perform a resumable upload. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :type metadata: dict :param metadata: The metadata associated with the upload. :type num_retries: in...
Initiate a resumable upload. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :type metadata: dict :param metadata: The metadata associated with the upload. :type num_retries: int :param num_retries: Number of upload retries. (Deprecated: This...
def _initiate_resumable_upload(self, stream, metadata, num_retries): """Initiate a resumable upload. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :type metadata: dict :param metadata: The metadata associated with the upload. :type num_retr...
Perform a multipart upload. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :type metadata: dict :param metadata: The metadata associated with the upload. :type size: int :param size: The number of bytes to be uploaded (which will be read ...
def _do_multipart_upload(self, stream, metadata, size, num_retries): """Perform a multipart upload. :type stream: IO[bytes] :param stream: A bytes IO object open for reading. :type metadata: dict :param metadata: The metadata associated with the upload. :type size: int...
Copy one or more tables to another table. See https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs#configuration.copy Arguments: sources (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableRefer...
def copy_table( self, sources, destination, job_id=None, job_id_prefix=None, location=None, project=None, job_config=None, retry=DEFAULT_RETRY, ): """Copy one or more tables to another table. See https://cloud.google.co...
Run a SQL query. See https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs#configuration.query Arguments: query (str): SQL query to be executed. Defaults to the standard SQL dialect. Use the ``job_config`` parameter to change dialects. ...
def query( self, query, job_config=None, job_id=None, job_id_prefix=None, location=None, project=None, retry=DEFAULT_RETRY, ): """Run a SQL query. See https://cloud.google.com/bigquery/docs/reference/rest/v2/jobs#configuration....
Insert rows into a table via the streaming API. See https://cloud.google.com/bigquery/docs/reference/rest/v2/tabledata/insertAll Args: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableReference`...
def insert_rows(self, table, rows, selected_fields=None, **kwargs): """Insert rows into a table via the streaming API. See https://cloud.google.com/bigquery/docs/reference/rest/v2/tabledata/insertAll Args: table (Union[ \ :class:`~google.cloud.bigquery.table...
Insert rows into a table without applying local type conversions. See https://cloud.google.com/bigquery/docs/reference/rest/v2/tabledata/insertAll table (Union[ \ :class:`~google.cloud.bigquery.table.Table` \ :class:`~google.cloud.bigquery.table.TableReference`, \ ...
def insert_rows_json( self, table, json_rows, row_ids=None, skip_invalid_rows=None, ignore_unknown_values=None, template_suffix=None, retry=DEFAULT_RETRY, ): """Insert rows into a table without applying local type conversions. See ...
List the partitions in a table. Arguments: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableReference`, \ str, \ ]): The table or reference from which to get partition...
def list_partitions(self, table, retry=DEFAULT_RETRY): """List the partitions in a table. Arguments: table (Union[ \ :class:`~google.cloud.bigquery.table.Table`, \ :class:`~google.cloud.bigquery.table.TableReference`, \ str, \ ]): ...
List the rows of the table. See https://cloud.google.com/bigquery/docs/reference/rest/v2/tabledata/list .. note:: This method assumes that the provided schema is up-to-date with the schema as defined on the back-end: if the two schemas are not identical, the v...
def list_rows( self, table, selected_fields=None, max_results=None, page_token=None, start_index=None, page_size=None, retry=DEFAULT_RETRY, ): """List the rows of the table. See https://cloud.google.com/bigquery/docs/reference/...
Helper function for schema_from_json that takes a file object that describes a table schema. Returns: List of schema field objects.
def _schema_from_json_file_object(self, file_obj): """Helper function for schema_from_json that takes a file object that describes a table schema. Returns: List of schema field objects. """ json_data = json.load(file_obj) return [SchemaField.from_api_repr(field...
Helper function for schema_to_json that takes a schema list and file object and writes the schema list to the file object with json.dump
def _schema_to_json_file_object(self, schema_list, file_obj): """Helper function for schema_to_json that takes a schema list and file object and writes the schema list to the file object with json.dump """ json.dump(schema_list, file_obj, indent=2, sort_keys=True)
Takes a file object or file path that contains json that describes a table schema. Returns: List of schema field objects.
def schema_from_json(self, file_or_path): """Takes a file object or file path that contains json that describes a table schema. Returns: List of schema field objects. """ if isinstance(file_or_path, io.IOBase): return self._schema_from_json_file_object(fi...
Takes a list of schema field objects. Serializes the list of schema field objects as json to a file. Destination is a file path or a file object.
def schema_to_json(self, schema_list, destination): """Takes a list of schema field objects. Serializes the list of schema field objects as json to a file. Destination is a file path or a file object. """ json_schema_list = [f.to_api_repr() for f in schema_list] if isi...