address review feedback

Author: parthea

packages/gapic-generator/gapic/templates/tests/unit/gapic/%name_%version/%sub/test_%service.py.j2

@@ -9,7 +9,6 @@
 import os
 {% if api.all_method_settings.values()|map(attribute="auto_populated_fields", default=[])|list %}
 import re
-_UUID4_RE = re.compile(r"{{ uuid4_re }}")
 {% endif %}
 from unittest import mock
 from unittest.mock import AsyncMock
@@ -107,6 +106,9 @@ CRED_INFO_JSON = {
     "principal": "service-account@example.com",
 }
 CRED_INFO_STRING = json.dumps(CRED_INFO_JSON)
+{% if api.all_method_settings.values()|map(attribute="auto_populated_fields", default=[])|list %}
+_UUID4_RE = re.compile(r"{{ uuid4_re }}")
+{% endif %}
 
 
 async def mock_async_gen(data, chunk_size=1):

packages/gapic-generator/tests/integration/goldens/storagebatchoperations/tests/unit/gapic/storagebatchoperations_v1/test_storage_batch_operations.py

@@ -15,7 +15,6 @@
 #
 import os
 import re
-_UUID4_RE = re.compile(r"[a-f0-9]{8}-?[a-f0-9]{4}-?4[a-f0-9]{3}-?[89ab][a-f0-9]{3}-?[a-f0-9]{12}")
 from unittest import mock
 from unittest.mock import AsyncMock
 
@@ -75,6 +74,7 @@
     "principal": "service-account@example.com",
 }
 CRED_INFO_STRING = json.dumps(CRED_INFO_JSON)
+_UUID4_RE = re.compile(r"[a-f0-9]{8}-?[a-f0-9]{4}-?4[a-f0-9]{3}-?[89ab][a-f0-9]{3}-?[a-f0-9]{12}")
 
 
 async def mock_async_gen(data, chunk_size=1):