docs: update comments for ListVoicesRequest (#229)

* docs: update comments for ListVoicesRequest

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Source-Link: googleapis/googleapis@3e58417

Source-Link: googleapis/googleapis-gen@e9ad9d6
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packages/google-cloud-texttospeech/google/cloud/texttospeech_v1beta1/services/text_to_speech/async_client.py

@@ -182,13 +182,10 @@ async def list_voices(
                 language tag. If not specified, the API will return all
                 supported voices. If specified, the ListVoices call will
                 only return voices that can be used to synthesize this
-                language_code. E.g. when specifying ``"en-NZ"``, you
-                will get supported ``"en-NZ"`` voices; when specifying
-                ``"no"``, you will get supported ``"no-\*"`` (Norwegian)
-                and ``"nb-\*"`` (Norwegian Bokmal) voices; specifying
-                ``"zh"`` will also get supported ``"cmn-\*"`` voices;
-                specifying ``"zh-hk"`` will also get supported
-                ``"yue-hk"`` voices.
+                language_code. For example, if you specify ``"en-NZ"``,
+                all ``"en-NZ"`` voices will be returned. If you specify
+                ``"no"``, both ``"no-\*"`` (Norwegian) and ``"nb-\*"``
+                (Norwegian Bokmal) voices will be returned.
 
                 This corresponds to the ``language_code`` field
                 on the ``request`` instance; if ``request`` is provided, this

packages/google-cloud-texttospeech/google/cloud/texttospeech_v1beta1/services/text_to_speech/client.py

@@ -376,13 +376,10 @@ def list_voices(
                 language tag. If not specified, the API will return all
                 supported voices. If specified, the ListVoices call will
                 only return voices that can be used to synthesize this
-                language_code. E.g. when specifying ``"en-NZ"``, you
-                will get supported ``"en-NZ"`` voices; when specifying
-                ``"no"``, you will get supported ``"no-\*"`` (Norwegian)
-                and ``"nb-\*"`` (Norwegian Bokmal) voices; specifying
-                ``"zh"`` will also get supported ``"cmn-\*"`` voices;
-                specifying ``"zh-hk"`` will also get supported
-                ``"yue-hk"`` voices.
+                language_code. For example, if you specify ``"en-NZ"``,
+                all ``"en-NZ"`` voices will be returned. If you specify
+                ``"no"``, both ``"no-\*"`` (Norwegian) and ``"nb-\*"``
+                (Norwegian Bokmal) voices will be returned.
 
                 This corresponds to the ``language_code`` field
                 on the ``request`` instance; if ``request`` is provided, this

packages/google-cloud-texttospeech/google/cloud/texttospeech_v1beta1/types/cloud_tts.py

@@ -69,12 +69,10 @@ class ListVoicesRequest(proto.Message):
             language tag. If not specified, the API will return all
             supported voices. If specified, the ListVoices call will
             only return voices that can be used to synthesize this
-            language_code. E.g. when specifying ``"en-NZ"``, you will
-            get supported ``"en-NZ"`` voices; when specifying ``"no"``,
-            you will get supported ``"no-\*"`` (Norwegian) and
-            ``"nb-\*"`` (Norwegian Bokmal) voices; specifying ``"zh"``
-            will also get supported ``"cmn-\*"`` voices; specifying
-            ``"zh-hk"`` will also get supported ``"yue-hk"`` voices.
+            language_code. For example, if you specify ``"en-NZ"``, all
+            ``"en-NZ"`` voices will be returned. If you specify
+            ``"no"``, both ``"no-\*"`` (Norwegian) and ``"nb-\*"``
+            (Norwegian Bokmal) voices will be returned.
     """
 
     language_code = proto.Field(proto.STRING, number=1,)