Update the hotfix patch list and add a script to automate the patching process

devel/release.md

@@ -19,9 +19,13 @@ to add [this file](https://github.com/kubernetes-client/python/blob/0976d59d6ff2
 under `kubernetes/client/apis/` to ensure the package is backwards compatible.
 For more details, see [#974](https://github.com/kubernetes-client/python/issues/974)
 
+3. Add ability to the client to be used as Context Manager [kubernetes-client/python#1073](https://github.com/kubernetes-client/python/pull/1073)
+
 Commit the manual changes like this [PR](https://github.com/kubernetes-client/python/pull/995/commits) does,
 then create your PR for review.
 
+Alternatively, you can use the `scripts/apply-hotfixes.sh` script to apply changes from the above functionalities. **As mentioned above the script should be run after finishing the section `Update release tags`. Also, ensure a clean working directory before applying the script**
+
 ## Change logs
 Make sure the change logs are up to date [here](https://github.com/kubernetes-client/python/blob/master/CHANGELOG.md).
 If they are not, follow commits added after the last release and update/commit

scripts/apply-hotfixes.sh

@@ -0,0 +1,73 @@
+#!/bin/sh
+
+# Copyright 2020 The Kubernetes Authors.
+#
+# 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.
+
+# Script to apply hotfixes after generating the client
+# More details: https://github.com/kubernetes-client/python/blob/master/devel/release.md#hot-issues
+
+# Check if working directory is dirty
+if [ $(git status --porcelain | wc -l) -gt 0 ]
+then
+    echo Your working directory is not clean. Please clean your working directory.
+    exit 1
+fi
+
+# Check if the current branch is a release branch (release-*)
+# If it is not a release branch, don't let the patch be applied
+GIT_BRANCH=$(git branch | sed -n -e 's/^\* \(.*\)/\1/p')
+if ! [[ $GIT_BRANCH =~ .*release-.* ]]; then
+    echo Current branch: $GIT_BRANCH
+    echo You are not in a release branch, e.g., release-11.0, release-10.0
+    echo Please switch to a release branch to run this script.
+    exit 1
+fi
+
+# Patching commit for custom client behavior
+# Ref: https://github.com/kubernetes-client/python/pull/995/commits/9959273625b999ae9a8f0679c4def2ee7d699ede
+git cherry-pick -n 9959273625b999ae9a8f0679c4def2ee7d699ede
+if [ $? -eq 0 ]
+then
+    echo Succesfully patched changes for custom client behavior
+else
+    echo Failed to patch changes for custom client behavior
+    git restore --staged .
+    exit 1
+fi
+
+# Patching commits for enabling from kubernetes import apis
+# Ref: https://github.com/kubernetes-client/python/blob/0976d59d6ff206f2f428cabc7a6b7b1144843b2a/kubernetes/client/apis/__init__.py
+git cherry-pick -n dee078639b5e848db73232397087a81f1a336510 b3164930dd1789dd66915acd6772f92f512cec47
+if [ $? -eq 0 ]
+then
+    echo Succesfully patched changes for enabling from kubernetes import apis
+else
+    echo Failed to patch changes for enabling from kubernetes import apis
+    git restore --staged .
+    exit 1
+fi;
+
+# Patching commits for Client Context Manager
+# Ref: https://github.com/kubernetes-client/python/pull/1073
+git cherry-pick -n 18d21df367bf9ab5554635f5c6d107f2cf2206a5 13dffb897617f87aaaee247095107d7011e002d5
+if [ $? -eq 0 ]
+then
+    echo Succesfully patched changes for Client Context Manager
+else
+    echo Failed to patch changes for Client Context Manager
+    git restore --staged .
+    exit 1
+fi;
+
+git commit -m "Apply hotfixes"