Add compatibility check badges to READMEs. (#8288)

packages/google-cloud-dlp/README.rst

@@ -1,7 +1,7 @@
 Python Client for Cloud Data Loss Prevention (DLP) API
 ======================================================
 
-|alpha| |pypi| |versions|
+|alpha| |pypi| |versions| |compat_check_pypi| |compat_check_github|
 
 `Cloud Data Loss Prevention (DLP) API`_: Provides methods for detection, risk analysis, and de-identification of
 privacy-sensitive fragments in text, images, and Google Cloud Platform
@@ -16,6 +16,10 @@ storage repositories.
    :target: https://pypi.org/project/google-cloud-dlp/
 .. |versions| image:: https://img.shields.io/pypi/pyversions/google-cloud-dlp.svg
    :target: https://pypi.org/project/google-cloud-dlp/
+.. |compat_check_pypi| image:: https://python-compatibility-tools.appspot.com/one_badge_image?package=google-cloud-dlp
+   :target: https://python-compatibility-tools.appspot.com/one_badge_target?package=google-cloud-dlp
+.. |compat_check_github| image:: https://python-compatibility-tools.appspot.com/one_badge_image?package=git%2Bgit%3A//github.com/googleapis/google-cloud-python.git%23subdirectory%3Ddlp
+   :target: https://python-compatibility-tools.appspot.com/one_badge_target?package=git%2Bgit%3A//github.com/googleapis/google-cloud-python.git%23subdirectory%3Ddlp
 .. _Cloud Data Loss Prevention (DLP) API: https://cloud.google.com/dlp
 .. _Client Library Documentation: https://googleapis.github.io/google-cloud-python/latest/dlp/index.html
 .. _Product Documentation:  https://cloud.google.com/dlp