[catapult] - Copy Telemetry's gsutilz over to third_party.

third_party/gsutil/gslib/project_id.py

+# -*- coding: utf-8 -*-
+# Copyright 2011 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 module for Google Cloud Storage project IDs."""
+
+from __future__ import absolute_import
+
+import boto
+
+from gslib.cloud_api import ProjectIdException
+
+GOOG_PROJ_ID_HDR = 'x-goog-project-id'
+
+
+def PopulateProjectId(project_id=None):
+  """Fills in a project_id from the boto config file if one is not provided."""
+  if not project_id:
+    default_id = boto.config.get_value('GSUtil', 'default_project_id')
+    if not default_id:
+      raise ProjectIdException('MissingProjectId')
+    return default_id
+  return project_id