[BEAM-7246] Add Google Spanner IO Read on Python SDK (#9606)

* added spanne read io onto python sdk added spanne read io onto python sdk refactor code fix docstrings fix linting issue fix linting issue added display data method and its test cases. fix lint Update sdks/python/apache_beam/io/gcp/spannerio.py Co-Authored-By: Udi Meiri <[email protected]> Update sdks/python/apache_beam/io/gcp/spannerio.py Co-Authored-By: Udi Meiri <[email protected]> Update sdks/python/apache_beam/io/gcp/spannerio.py Co-Authored-By: Udi Meiri <[email protected]> Update sdks/python/apache_beam/io/gcp/spannerio.py Co-Authored-By: Udi Meiri <[email protected]> Update sdks/python/apache_beam/io/gcp/spannerio.py Co-Authored-By: Udi Meiri <[email protected]> adds typehints and refactor code fix pylint fix import issues fix type hints changed the classes to private to prevent users from using the functionality while integration tests are in development. moved spannerio files to gcp experimental folder refactor code add docs * fix comments and docs * remove code comments and added some docs * fix lint * adds new test case and some code refactoring * fix lint issues
apache · Jan 17, 2020 · 5b6a0ea · 5b6a0ea
1 parent e6a8cbd
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diff --git a/sdks/python/apache_beam/internal/gcp/auth.py b/sdks/python/apache_beam/internal/gcp/auth.py
@@ -128,7 +128,8 @@ def _get_service_credentials():
           'https://www.googleapis.com/auth/cloud-platform',
           'https://www.googleapis.com/auth/devstorage.full_control',
           'https://www.googleapis.com/auth/userinfo.email',
-          'https://www.googleapis.com/auth/datastore'
+          'https://www.googleapis.com/auth/datastore',
+          'https://www.googleapis.com/auth/spanner'
       ]
       try:
         credentials = GoogleCredentials.get_application_default()

diff --git a/sdks/python/apache_beam/io/gcp/experimental/__init__.py b/sdks/python/apache_beam/io/gcp/experimental/__init__.py
@@ -0,0 +1,17 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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.
+#
+from __future__ import absolute_import