move region tags so that the beta page only include codes from the relevant file

Author: dizcology

language/snippets/cloud-client/v1beta2/quickstart.py

@@ -18,16 +18,12 @@
 def run_quickstart():
     # [START language_quickstart]
     # Imports the Google Cloud client library
-    # [START beta_import_client]
-    # [START beta_import]
     from google.cloud import language_v1beta2
     from google.cloud.language_v1beta2 import enums
     from google.cloud.language_v1beta2 import types
-    # [END beta_import]
 
     # Instantiates a client with the v1beta2 version
     client = language_v1beta2.LanguageServiceClient()
-    # [END beta_import_client]
 
     # The text to analyze
     text = u'Hallo Welt!'

language/snippets/cloud-client/v1beta2/snippets.py

@@ -24,9 +24,11 @@
 import argparse
 import sys
 
+# [START beta_import]
 from google.cloud import language_v1beta2
 from google.cloud.language_v1beta2 import enums
 from google.cloud.language_v1beta2 import types
+# [END beta_import]
 import six
 
 
@@ -166,7 +168,9 @@ def syntax_file(gcs_uri):
 # [START def_entity_sentiment_text]
 def entity_sentiment_text(text):
     """Detects entity sentiment in the provided text."""
+    # [START beta_client]
     client = language_v1beta2.LanguageServiceClient()
+    # [END beta_client]
 
     if isinstance(text, six.binary_type):
         text = text.decode('utf-8')