| Index: tools/telemetry/third_party/gsutilz/third_party/boto/boto/dynamodb/table.py
|
| diff --git a/tools/telemetry/third_party/gsutilz/third_party/boto/boto/dynamodb/table.py b/tools/telemetry/third_party/gsutilz/third_party/boto/boto/dynamodb/table.py
|
| deleted file mode 100644
|
| index 152b95d908a74c0bf3c9de06b85f07c1b8a93a3a..0000000000000000000000000000000000000000
|
| --- a/tools/telemetry/third_party/gsutilz/third_party/boto/boto/dynamodb/table.py
|
| +++ /dev/null
|
| @@ -1,546 +0,0 @@
|
| -# Copyright (c) 2012 Mitch Garnaat http://garnaat.org/
|
| -# Copyright (c) 2012 Amazon.com, Inc. or its affiliates. All Rights Reserved
|
| -#
|
| -# Permission is hereby granted, free of charge, to any person obtaining a
|
| -# copy of this software and associated documentation files (the
|
| -# "Software"), to deal in the Software without restriction, including
|
| -# without limitation the rights to use, copy, modify, merge, publish, dis-
|
| -# tribute, sublicense, and/or sell copies of the Software, and to permit
|
| -# persons to whom the Software is furnished to do so, subject to the fol-
|
| -# lowing conditions:
|
| -#
|
| -# The above copyright notice and this permission notice shall be included
|
| -# in all copies or substantial portions of the Software.
|
| -#
|
| -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
|
| -# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
|
| -# ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
|
| -# SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
|
| -# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
| -# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
|
| -# IN THE SOFTWARE.
|
| -#
|
| -
|
| -from boto.dynamodb.batch import BatchList
|
| -from boto.dynamodb.schema import Schema
|
| -from boto.dynamodb.item import Item
|
| -from boto.dynamodb import exceptions as dynamodb_exceptions
|
| -import time
|
| -
|
| -
|
| -class TableBatchGenerator(object):
|
| - """
|
| - A low-level generator used to page through results from
|
| - batch_get_item operations.
|
| -
|
| - :ivar consumed_units: An integer that holds the number of
|
| - ConsumedCapacityUnits accumulated thus far for this
|
| - generator.
|
| - """
|
| -
|
| - def __init__(self, table, keys, attributes_to_get=None,
|
| - consistent_read=False):
|
| - self.table = table
|
| - self.keys = keys
|
| - self.consumed_units = 0
|
| - self.attributes_to_get = attributes_to_get
|
| - self.consistent_read = consistent_read
|
| -
|
| - def _queue_unprocessed(self, res):
|
| - if u'UnprocessedKeys' not in res:
|
| - return
|
| - if self.table.name not in res[u'UnprocessedKeys']:
|
| - return
|
| -
|
| - keys = res[u'UnprocessedKeys'][self.table.name][u'Keys']
|
| -
|
| - for key in keys:
|
| - h = key[u'HashKeyElement']
|
| - r = key[u'RangeKeyElement'] if u'RangeKeyElement' in key else None
|
| - self.keys.append((h, r))
|
| -
|
| - def __iter__(self):
|
| - while self.keys:
|
| - # Build the next batch
|
| - batch = BatchList(self.table.layer2)
|
| - batch.add_batch(self.table, self.keys[:100],
|
| - self.attributes_to_get)
|
| - res = batch.submit()
|
| -
|
| - # parse the results
|
| - if self.table.name not in res[u'Responses']:
|
| - continue
|
| - self.consumed_units += res[u'Responses'][self.table.name][u'ConsumedCapacityUnits']
|
| - for elem in res[u'Responses'][self.table.name][u'Items']:
|
| - yield elem
|
| -
|
| - # re-queue un processed keys
|
| - self.keys = self.keys[100:]
|
| - self._queue_unprocessed(res)
|
| -
|
| -
|
| -class Table(object):
|
| - """
|
| - An Amazon DynamoDB table.
|
| -
|
| - :ivar name: The name of the table.
|
| - :ivar create_time: The date and time that the table was created.
|
| - :ivar status: The current status of the table. One of:
|
| - 'ACTIVE', 'UPDATING', 'DELETING'.
|
| - :ivar schema: A :class:`boto.dynamodb.schema.Schema` object representing
|
| - the schema defined for the table.
|
| - :ivar item_count: The number of items in the table. This value is
|
| - set only when the Table object is created or refreshed and
|
| - may not reflect the actual count.
|
| - :ivar size_bytes: Total size of the specified table, in bytes.
|
| - Amazon DynamoDB updates this value approximately every six hours.
|
| - Recent changes might not be reflected in this value.
|
| - :ivar read_units: The ReadCapacityUnits of the tables
|
| - Provisioned Throughput.
|
| - :ivar write_units: The WriteCapacityUnits of the tables
|
| - Provisioned Throughput.
|
| - :ivar schema: The Schema object associated with the table.
|
| - """
|
| -
|
| - def __init__(self, layer2, response):
|
| - """
|
| -
|
| - :type layer2: :class:`boto.dynamodb.layer2.Layer2`
|
| - :param layer2: A `Layer2` api object.
|
| -
|
| - :type response: dict
|
| - :param response: The output of
|
| - `boto.dynamodb.layer1.Layer1.describe_table`.
|
| -
|
| - """
|
| - self.layer2 = layer2
|
| - self._dict = {}
|
| - self.update_from_response(response)
|
| -
|
| - @classmethod
|
| - def create_from_schema(cls, layer2, name, schema):
|
| - """Create a Table object.
|
| -
|
| - If you know the name and schema of your table, you can
|
| - create a ``Table`` object without having to make any
|
| - API calls (normally an API call is made to retrieve
|
| - the schema of a table).
|
| -
|
| - Example usage::
|
| -
|
| - table = Table.create_from_schema(
|
| - boto.connect_dynamodb(),
|
| - 'tablename',
|
| - Schema.create(hash_key=('keyname', 'N')))
|
| -
|
| - :type layer2: :class:`boto.dynamodb.layer2.Layer2`
|
| - :param layer2: A ``Layer2`` api object.
|
| -
|
| - :type name: str
|
| - :param name: The name of the table.
|
| -
|
| - :type schema: :class:`boto.dynamodb.schema.Schema`
|
| - :param schema: The schema associated with the table.
|
| -
|
| - :rtype: :class:`boto.dynamodb.table.Table`
|
| - :return: A Table object representing the table.
|
| -
|
| - """
|
| - table = cls(layer2, {'Table': {'TableName': name}})
|
| - table._schema = schema
|
| - return table
|
| -
|
| - def __repr__(self):
|
| - return 'Table(%s)' % self.name
|
| -
|
| - @property
|
| - def name(self):
|
| - return self._dict['TableName']
|
| -
|
| - @property
|
| - def create_time(self):
|
| - return self._dict.get('CreationDateTime', None)
|
| -
|
| - @property
|
| - def status(self):
|
| - return self._dict.get('TableStatus', None)
|
| -
|
| - @property
|
| - def item_count(self):
|
| - return self._dict.get('ItemCount', 0)
|
| -
|
| - @property
|
| - def size_bytes(self):
|
| - return self._dict.get('TableSizeBytes', 0)
|
| -
|
| - @property
|
| - def schema(self):
|
| - return self._schema
|
| -
|
| - @property
|
| - def read_units(self):
|
| - try:
|
| - return self._dict['ProvisionedThroughput']['ReadCapacityUnits']
|
| - except KeyError:
|
| - return None
|
| -
|
| - @property
|
| - def write_units(self):
|
| - try:
|
| - return self._dict['ProvisionedThroughput']['WriteCapacityUnits']
|
| - except KeyError:
|
| - return None
|
| -
|
| - def update_from_response(self, response):
|
| - """
|
| - Update the state of the Table object based on the response
|
| - data received from Amazon DynamoDB.
|
| - """
|
| - # 'Table' is from a describe_table call.
|
| - if 'Table' in response:
|
| - self._dict.update(response['Table'])
|
| - # 'TableDescription' is from a create_table call.
|
| - elif 'TableDescription' in response:
|
| - self._dict.update(response['TableDescription'])
|
| - if 'KeySchema' in self._dict:
|
| - self._schema = Schema(self._dict['KeySchema'])
|
| -
|
| - def refresh(self, wait_for_active=False, retry_seconds=5):
|
| - """
|
| - Refresh all of the fields of the Table object by calling
|
| - the underlying DescribeTable request.
|
| -
|
| - :type wait_for_active: bool
|
| - :param wait_for_active: If True, this command will not return
|
| - until the table status, as returned from Amazon DynamoDB, is
|
| - 'ACTIVE'.
|
| -
|
| - :type retry_seconds: int
|
| - :param retry_seconds: If wait_for_active is True, this
|
| - parameter controls the number of seconds of delay between
|
| - calls to update_table in Amazon DynamoDB. Default is 5 seconds.
|
| - """
|
| - done = False
|
| - while not done:
|
| - response = self.layer2.describe_table(self.name)
|
| - self.update_from_response(response)
|
| - if wait_for_active:
|
| - if self.status == 'ACTIVE':
|
| - done = True
|
| - else:
|
| - time.sleep(retry_seconds)
|
| - else:
|
| - done = True
|
| -
|
| - def update_throughput(self, read_units, write_units):
|
| - """
|
| - Update the ProvisionedThroughput for the Amazon DynamoDB Table.
|
| -
|
| - :type read_units: int
|
| - :param read_units: The new value for ReadCapacityUnits.
|
| -
|
| - :type write_units: int
|
| - :param write_units: The new value for WriteCapacityUnits.
|
| - """
|
| - self.layer2.update_throughput(self, read_units, write_units)
|
| -
|
| - def delete(self):
|
| - """
|
| - Delete this table and all items in it. After calling this
|
| - the Table objects status attribute will be set to 'DELETING'.
|
| - """
|
| - self.layer2.delete_table(self)
|
| -
|
| - def get_item(self, hash_key, range_key=None,
|
| - attributes_to_get=None, consistent_read=False,
|
| - item_class=Item):
|
| - """
|
| - Retrieve an existing item from the table.
|
| -
|
| - :type hash_key: int|long|float|str|unicode|Binary
|
| - :param hash_key: The HashKey of the requested item. The
|
| - type of the value must match the type defined in the
|
| - schema for the table.
|
| -
|
| - :type range_key: int|long|float|str|unicode|Binary
|
| - :param range_key: The optional RangeKey of the requested item.
|
| - The type of the value must match the type defined in the
|
| - schema for the table.
|
| -
|
| - :type attributes_to_get: list
|
| - :param attributes_to_get: A list of attribute names.
|
| - If supplied, only the specified attribute names will
|
| - be returned. Otherwise, all attributes will be returned.
|
| -
|
| - :type consistent_read: bool
|
| - :param consistent_read: If True, a consistent read
|
| - request is issued. Otherwise, an eventually consistent
|
| - request is issued.
|
| -
|
| - :type item_class: Class
|
| - :param item_class: Allows you to override the class used
|
| - to generate the items. This should be a subclass of
|
| - :class:`boto.dynamodb.item.Item`
|
| - """
|
| - return self.layer2.get_item(self, hash_key, range_key,
|
| - attributes_to_get, consistent_read,
|
| - item_class)
|
| - lookup = get_item
|
| -
|
| - def has_item(self, hash_key, range_key=None, consistent_read=False):
|
| - """
|
| - Checks the table to see if the Item with the specified ``hash_key``
|
| - exists. This may save a tiny bit of time/bandwidth over a
|
| - straight :py:meth:`get_item` if you have no intention to touch
|
| - the data that is returned, since this method specifically tells
|
| - Amazon not to return anything but the Item's key.
|
| -
|
| - :type hash_key: int|long|float|str|unicode|Binary
|
| - :param hash_key: The HashKey of the requested item. The
|
| - type of the value must match the type defined in the
|
| - schema for the table.
|
| -
|
| - :type range_key: int|long|float|str|unicode|Binary
|
| - :param range_key: The optional RangeKey of the requested item.
|
| - The type of the value must match the type defined in the
|
| - schema for the table.
|
| -
|
| - :type consistent_read: bool
|
| - :param consistent_read: If True, a consistent read
|
| - request is issued. Otherwise, an eventually consistent
|
| - request is issued.
|
| -
|
| - :rtype: bool
|
| - :returns: ``True`` if the Item exists, ``False`` if not.
|
| - """
|
| - try:
|
| - # Attempt to get the key. If it can't be found, it'll raise
|
| - # an exception.
|
| - self.get_item(hash_key, range_key=range_key,
|
| - # This minimizes the size of the response body.
|
| - attributes_to_get=[hash_key],
|
| - consistent_read=consistent_read)
|
| - except dynamodb_exceptions.DynamoDBKeyNotFoundError:
|
| - # Key doesn't exist.
|
| - return False
|
| - return True
|
| -
|
| - def new_item(self, hash_key=None, range_key=None, attrs=None,
|
| - item_class=Item):
|
| - """
|
| - Return an new, unsaved Item which can later be PUT to
|
| - Amazon DynamoDB.
|
| -
|
| - This method has explicit (but optional) parameters for
|
| - the hash_key and range_key values of the item. You can use
|
| - these explicit parameters when calling the method, such as::
|
| -
|
| - >>> my_item = my_table.new_item(hash_key='a', range_key=1,
|
| - attrs={'key1': 'val1', 'key2': 'val2'})
|
| - >>> my_item
|
| - {u'bar': 1, u'foo': 'a', 'key1': 'val1', 'key2': 'val2'}
|
| -
|
| - Or, if you prefer, you can simply put the hash_key and range_key
|
| - in the attrs dictionary itself, like this::
|
| -
|
| - >>> attrs = {'foo': 'a', 'bar': 1, 'key1': 'val1', 'key2': 'val2'}
|
| - >>> my_item = my_table.new_item(attrs=attrs)
|
| - >>> my_item
|
| - {u'bar': 1, u'foo': 'a', 'key1': 'val1', 'key2': 'val2'}
|
| -
|
| - The effect is the same.
|
| -
|
| - .. note:
|
| - The explicit parameters take priority over the values in
|
| - the attrs dict. So, if you have a hash_key or range_key
|
| - in the attrs dict and you also supply either or both using
|
| - the explicit parameters, the values in the attrs will be
|
| - ignored.
|
| -
|
| - :type hash_key: int|long|float|str|unicode|Binary
|
| - :param hash_key: The HashKey of the new item. The
|
| - type of the value must match the type defined in the
|
| - schema for the table.
|
| -
|
| - :type range_key: int|long|float|str|unicode|Binary
|
| - :param range_key: The optional RangeKey of the new item.
|
| - The type of the value must match the type defined in the
|
| - schema for the table.
|
| -
|
| - :type attrs: dict
|
| - :param attrs: A dictionary of key value pairs used to
|
| - populate the new item.
|
| -
|
| - :type item_class: Class
|
| - :param item_class: Allows you to override the class used
|
| - to generate the items. This should be a subclass of
|
| - :class:`boto.dynamodb.item.Item`
|
| - """
|
| - return item_class(self, hash_key, range_key, attrs)
|
| -
|
| - def query(self, hash_key, *args, **kw):
|
| - """
|
| - Perform a query on the table.
|
| -
|
| - :type hash_key: int|long|float|str|unicode|Binary
|
| - :param hash_key: The HashKey of the requested item. The
|
| - type of the value must match the type defined in the
|
| - schema for the table.
|
| -
|
| - :type range_key_condition: :class:`boto.dynamodb.condition.Condition`
|
| - :param range_key_condition: A Condition object.
|
| - Condition object can be one of the following types:
|
| -
|
| - EQ|LE|LT|GE|GT|BEGINS_WITH|BETWEEN
|
| -
|
| - The only condition which expects or will accept two
|
| - values is 'BETWEEN', otherwise a single value should
|
| - be passed to the Condition constructor.
|
| -
|
| - :type attributes_to_get: list
|
| - :param attributes_to_get: A list of attribute names.
|
| - If supplied, only the specified attribute names will
|
| - be returned. Otherwise, all attributes will be returned.
|
| -
|
| - :type request_limit: int
|
| - :param request_limit: The maximum number of items to retrieve
|
| - from Amazon DynamoDB on each request. You may want to set
|
| - a specific request_limit based on the provisioned throughput
|
| - of your table. The default behavior is to retrieve as many
|
| - results as possible per request.
|
| -
|
| - :type max_results: int
|
| - :param max_results: The maximum number of results that will
|
| - be retrieved from Amazon DynamoDB in total. For example,
|
| - if you only wanted to see the first 100 results from the
|
| - query, regardless of how many were actually available, you
|
| - could set max_results to 100 and the generator returned
|
| - from the query method will only yeild 100 results max.
|
| -
|
| - :type consistent_read: bool
|
| - :param consistent_read: If True, a consistent read
|
| - request is issued. Otherwise, an eventually consistent
|
| - request is issued.
|
| -
|
| - :type scan_index_forward: bool
|
| - :param scan_index_forward: Specified forward or backward
|
| - traversal of the index. Default is forward (True).
|
| -
|
| - :type exclusive_start_key: list or tuple
|
| - :param exclusive_start_key: Primary key of the item from
|
| - which to continue an earlier query. This would be
|
| - provided as the LastEvaluatedKey in that query.
|
| -
|
| - :type count: bool
|
| - :param count: If True, Amazon DynamoDB returns a total
|
| - number of items for the Query operation, even if the
|
| - operation has no matching items for the assigned filter.
|
| - If count is True, the actual items are not returned and
|
| - the count is accessible as the ``count`` attribute of
|
| - the returned object.
|
| -
|
| -
|
| - :type item_class: Class
|
| - :param item_class: Allows you to override the class used
|
| - to generate the items. This should be a subclass of
|
| - :class:`boto.dynamodb.item.Item`
|
| - """
|
| - return self.layer2.query(self, hash_key, *args, **kw)
|
| -
|
| - def scan(self, *args, **kw):
|
| - """
|
| - Scan through this table, this is a very long
|
| - and expensive operation, and should be avoided if
|
| - at all possible.
|
| -
|
| - :type scan_filter: A dict
|
| - :param scan_filter: A dictionary where the key is the
|
| - attribute name and the value is a
|
| - :class:`boto.dynamodb.condition.Condition` object.
|
| - Valid Condition objects include:
|
| -
|
| - * EQ - equal (1)
|
| - * NE - not equal (1)
|
| - * LE - less than or equal (1)
|
| - * LT - less than (1)
|
| - * GE - greater than or equal (1)
|
| - * GT - greater than (1)
|
| - * NOT_NULL - attribute exists (0, use None)
|
| - * NULL - attribute does not exist (0, use None)
|
| - * CONTAINS - substring or value in list (1)
|
| - * NOT_CONTAINS - absence of substring or value in list (1)
|
| - * BEGINS_WITH - substring prefix (1)
|
| - * IN - exact match in list (N)
|
| - * BETWEEN - >= first value, <= second value (2)
|
| -
|
| - :type attributes_to_get: list
|
| - :param attributes_to_get: A list of attribute names.
|
| - If supplied, only the specified attribute names will
|
| - be returned. Otherwise, all attributes will be returned.
|
| -
|
| - :type request_limit: int
|
| - :param request_limit: The maximum number of items to retrieve
|
| - from Amazon DynamoDB on each request. You may want to set
|
| - a specific request_limit based on the provisioned throughput
|
| - of your table. The default behavior is to retrieve as many
|
| - results as possible per request.
|
| -
|
| - :type max_results: int
|
| - :param max_results: The maximum number of results that will
|
| - be retrieved from Amazon DynamoDB in total. For example,
|
| - if you only wanted to see the first 100 results from the
|
| - query, regardless of how many were actually available, you
|
| - could set max_results to 100 and the generator returned
|
| - from the query method will only yeild 100 results max.
|
| -
|
| - :type count: bool
|
| - :param count: If True, Amazon DynamoDB returns a total
|
| - number of items for the Scan operation, even if the
|
| - operation has no matching items for the assigned filter.
|
| - If count is True, the actual items are not returned and
|
| - the count is accessible as the ``count`` attribute of
|
| - the returned object.
|
| -
|
| - :type exclusive_start_key: list or tuple
|
| - :param exclusive_start_key: Primary key of the item from
|
| - which to continue an earlier query. This would be
|
| - provided as the LastEvaluatedKey in that query.
|
| -
|
| - :type item_class: Class
|
| - :param item_class: Allows you to override the class used
|
| - to generate the items. This should be a subclass of
|
| - :class:`boto.dynamodb.item.Item`
|
| -
|
| - :return: A TableGenerator (generator) object which will iterate
|
| - over all results
|
| - :rtype: :class:`boto.dynamodb.layer2.TableGenerator`
|
| - """
|
| - return self.layer2.scan(self, *args, **kw)
|
| -
|
| - def batch_get_item(self, keys, attributes_to_get=None):
|
| - """
|
| - Return a set of attributes for a multiple items from a single table
|
| - using their primary keys. This abstraction removes the 100 Items per
|
| - batch limitations as well as the "UnprocessedKeys" logic.
|
| -
|
| - :type keys: list
|
| - :param keys: A list of scalar or tuple values. Each element in the
|
| - list represents one Item to retrieve. If the schema for the
|
| - table has both a HashKey and a RangeKey, each element in the
|
| - list should be a tuple consisting of (hash_key, range_key). If
|
| - the schema for the table contains only a HashKey, each element
|
| - in the list should be a scalar value of the appropriate type
|
| - for the table schema. NOTE: The maximum number of items that
|
| - can be retrieved for a single operation is 100. Also, the
|
| - number of items retrieved is constrained by a 1 MB size limit.
|
| -
|
| - :type attributes_to_get: list
|
| - :param attributes_to_get: A list of attribute names.
|
| - If supplied, only the specified attribute names will
|
| - be returned. Otherwise, all attributes will be returned.
|
| -
|
| - :return: A TableBatchGenerator (generator) object which will
|
| - iterate over all results
|
| - :rtype: :class:`boto.dynamodb.table.TableBatchGenerator`
|
| - """
|
| - return TableBatchGenerator(self, keys, attributes_to_get)
|
|
|