Updated DB_Helper by adding firebase methods.

venv/Lib/site-packages/gcloud/pubsub/_helpers.py

@@ -0,0 +1,73 @@
+# Copyright 2015 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Helper functions for shared behavior."""
+
+import re
+
+from gcloud._helpers import _name_from_project_path
+
+
+_TOPIC_TEMPLATE = re.compile(r"""
+    projects/            # static prefix
+    (?P<project>[^/]+)   # initial letter, wordchars + hyphen
+    /topics/             # static midfix
+    (?P<name>[^/]+)      # initial letter, wordchars + allowed punc
+""", re.VERBOSE)
+
+
+_SUBSCRIPTION_TEMPLATE = re.compile(r"""
+    projects/            # static prefix
+    (?P<project>[^/]+)   # initial letter, wordchars + hyphen
+    /subscriptions/      # static midfix
+    (?P<name>[^/]+)      # initial letter, wordchars + allowed punc
+""", re.VERBOSE)
+
+
+def topic_name_from_path(path, project):
+    """Validate a topic URI path and get the topic name.
+
+    :type path: string
+    :param path: URI path for a topic API request.
+
+    :type project: string
+    :param project: The project associated with the request. It is
+                    included for validation purposes.
+
+    :rtype: string
+    :returns: Topic name parsed from ``path``.
+    :raises: :class:`ValueError` if the ``path`` is ill-formed or if
+             the project from the ``path`` does not agree with the
+             ``project`` passed in.
+    """
+    return _name_from_project_path(path, project, _TOPIC_TEMPLATE)
+
+
+def subscription_name_from_path(path, project):
+    """Validate a subscription URI path and get the subscription name.
+
+    :type path: string
+    :param path: URI path for a subscription API request.
+
+    :type project: string
+    :param project: The project associated with the request. It is
+                    included for validation purposes.
+
+    :rtype: string
+    :returns: subscription name parsed from ``path``.
+    :raises: :class:`ValueError` if the ``path`` is ill-formed or if
+             the project from the ``path`` does not agree with the
+             ``project`` passed in.
+    """
+    return _name_from_project_path(path, project, _SUBSCRIPTION_TEMPLATE)