docs(texttospeech): add 2.7 deprecation warning (via synth) (#10051)

texttospeech/google/cloud/texttospeech_v1/__init__.py

@@ -16,12 +16,23 @@
 
 
 from __future__ import absolute_import
+import sys
+import warnings
 
 from google.cloud.texttospeech_v1 import types
 from google.cloud.texttospeech_v1.gapic import enums
 from google.cloud.texttospeech_v1.gapic import text_to_speech_client
 
 
+if sys.version_info[:2] == (2, 7):
+    message = (
+        "A future version of this library will drop support for Python 2.7."
+        "More details about Python 2 support for Google Cloud Client Libraries"
+        "can be found at https://cloud.google.com/python/docs/python2-sunset/"
+    )
+    warnings.warn(message, DeprecationWarning)
+
+
 class TextToSpeechClient(text_to_speech_client.TextToSpeechClient):
     __doc__ = text_to_speech_client.TextToSpeechClient.__doc__
     enums = enums

texttospeech/google/cloud/texttospeech_v1beta1/__init__.py

@@ -16,12 +16,23 @@
 
 
 from __future__ import absolute_import
+import sys
+import warnings
 
 from google.cloud.texttospeech_v1beta1 import types
 from google.cloud.texttospeech_v1beta1.gapic import enums
 from google.cloud.texttospeech_v1beta1.gapic import text_to_speech_client
 
 
+if sys.version_info[:2] == (2, 7):
+    message = (
+        "A future version of this library will drop support for Python 2.7."
+        "More details about Python 2 support for Google Cloud Client Libraries"
+        "can be found at https://cloud.google.com/python/docs/python2-sunset/"
+    )
+    warnings.warn(message, DeprecationWarning)
+
+
 class TextToSpeechClient(text_to_speech_client.TextToSpeechClient):
     __doc__ = text_to_speech_client.TextToSpeechClient.__doc__
     enums = enums