chore: migrate to main branch (#242)

packages/google-cloud-python-speech/CONTRIBUTING.rst

@@ -50,9 +50,9 @@ You'll have to create a development environment using a Git checkout:
  # Configure remotes such that you can pull changes from the googleapis/python-speech
  # repository into your local repository.
  $ git remote add upstream git@github.com:googleapis/python-speech.git
- # fetch and merge changes from upstream into master
+ # fetch and merge changes from upstream into main
  $ git fetch upstream
- $ git merge upstream/master
+ $ git merge upstream/main
 
 Now your local repo is set up such that you will push changes to your GitHub
 repo, from which you can submit a pull request.
@@ -110,12 +110,12 @@ Coding Style
  variables::
 
  export GOOGLE_CLOUD_TESTING_REMOTE="upstream"
- export GOOGLE_CLOUD_TESTING_BRANCH="master"
+ export GOOGLE_CLOUD_TESTING_BRANCH="main"
 
  By doing this, you are specifying the location of the most up-to-date
  version of ``python-speech``. The the suggested remote name ``upstream``
  should point to the official ``googleapis`` checkout and the
- the branch should be the main branch on that remote (``master``).
+ the branch should be the main branch on that remote (``main``).
 
 - This repository contains configuration for the
  `pre-commit <https://pre-commit.com/>`__ tool, which automates checking
@@ -209,7 +209,7 @@ The `description on PyPI`_ for the project comes directly from the
 ``README``. Due to the reStructuredText (``rst``) parser used by
 PyPI, relative links which will work on GitHub (e.g. ``CONTRIBUTING.rst``
 instead of
-``https://github.com/googleapis/python-speech/blob/master/CONTRIBUTING.rst``)
+``https://github.com/googleapis/python-speech/blob/main/CONTRIBUTING.rst``)
 may cause problems creating links or rendering the description.
 
 .. _description on PyPI: https://pypi.org/project/google-cloud-speech
@@ -234,7 +234,7 @@ We support:
 
 Supported versions can be found in our ``noxfile.py`` `config`_.
 
-.. _config: https://github.com/googleapis/python-speech/blob/master/noxfile.py
+.. _config: https://github.com/googleapis/python-speech/blob/main/noxfile.py
 
 
 We also explicitly decided to support Python 3 beginning with version 3.6.

packages/google-cloud-python-speech/owlbot.py

@@ -69,3 +69,32 @@ class SpeechClient(SpeechHelpers, SpeechClient):
 python.py_samples(skip_readmes=True)
 
 s.shell.run(["nox", "-s", "blacken"], hide_output=False)
+
+# ----------------------------------------------------------------------------
+# Main Branch migration
+# ----------------------------------------------------------------------------
+
+s.replace(
+ "*.rst",
+ "master",
+ "main"
+)
+
+s.replace(
+ "*.rst",
+ "google-cloud-python/blob/main",
+ "google-cloud-python/blob/master"
+)
+
+s.replace(
+ "CONTRIBUTING.rst",
+ "kubernetes/community/blob/main",
+ "kubernetes/community/blob/master"
+)
+
+s.replace(
+ ".kokoro/*",
+ "master",
+ "main"
+)
+