add dynamodb backend

1 files changed, 30 insertions, 0 deletions

diff --git a/requests_cache/backends/dynamodb.py b/requests_cache/backends/dynamodb.py
new file mode 100644
index 0000000..536a2bf
--- /dev/null
+++ b/requests_cache/backends/dynamodb.py
@@ -0,0 +1,30 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+"""
+    requests_cache.backends.dynamodb
+    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+    ``dynamodb`` cache backend
+"""
+from .base import BaseCache
+from .storage.dynamodbdict import DynamoDbDict
+
+
+class DynamoDbCache(BaseCache):
+    """ ``dynamodb`` cache backend.
+    """
+    def __init__(self, table_name='requests-cache', **options):
+        """
+        :param namespace: dynamodb table name (default: ``'requests-cache'``)
+        :param connection: (optional) ``boto3.resource('dynamodb')``
+        """
+        super(DynamoDbCache, self).__init__(**options)
+        self.responses = DynamoDbDict(table_name, 'responses',
+                                      options.get('connection'),
+                                      options.get('endpont_url'),
+                                      options.get('region_name'),
+                                      options.get('read_capacity_units'),
+                                      options.get('write_capacity_units'))
+        self.keys_map = DynamoDbDict(table_name,
+                                     'urls',
+                                     self.responses.connection)