Updates for pycodestyle. (#2973)

Author: daspecster

packages/google-cloud-runtimeconfig/unit_tests/test_config.py

@@ -352,7 +352,7 @@ def api_request(self, **kw):
 
         try:
             response, self._responses = self._responses[0], self._responses[1:]
-        except:
+        except IndexError:
             raise NotFound('miss')
         else:
             return response

packages/google-cloud-runtimeconfig/unit_tests/test_variable.py

@@ -198,7 +198,7 @@ def api_request(self, **kw):
 
         try:
             response, self._responses = self._responses[0], self._responses[1:]
-        except:
+        except IndexError:
             raise NotFound('miss')
         else:
             return response