feat(generated): replace code with status_code in changes follower and examples

Generated SDK source code using:
- Generator version 3.85.0
- Specification version 1.0.0-dev0.1.6
- Automation (cloudant-sdks) version 649772b

Signed-off-by: cloudant-sdks-automation <[email protected]>

Author: cloudant-sdks-automation

README.md

@@ -318,7 +318,7 @@ try:
     if put_database_result["ok"]:
         print(f'"{example_db_name}" database created.')
 except ApiException as ae:
-    if ae.code == 412:
+    if ae.status_code == 412:
         print(f'Cannot create "{example_db_name}" database, ' +
               'it already exists.')
 
@@ -525,7 +525,7 @@ try:
           json.dumps(document, indent=2))
 
 except ApiException as ae:
-    if ae.code == 404:
+    if ae.status_code == 404:
         print('Cannot delete document because either ' +
               f'"{example_db_name}" database or "{example_doc_id}" ' +
               'document was not found.')
@@ -585,7 +585,7 @@ try:
         print('You have deleted the document.')
 
 except ApiException as ae:
-    if ae.code == 404:
+    if ae.status_code == 404:
         print('Cannot delete document because either ' +
               f'"{example_db_name}" database or "{example_doc_id}"' +
               'document was not found.')