Merge pull request #456 from Shopify/paulinakhew-fix-issue-426

Fix 'object of type "filter" has no len()' issue in shopify_api.py

Author: Paulinakhew

CHANGELOG

@@ -1,5 +1,6 @@
 - Added support for Fulfillment.update_tracking ([#432](https://github.com/Shopify/shopify_python_api/pull/432))
 - Add FulfillmentEvent resource ([#454](https://github.com/Shopify/shopify_python_api/pull/454))
+- Fix for being unable to get the len() of a filter ([#456](https://github.com/Shopify/shopify_python_api/pull/456))
 
 == Version 8.2.0
 - [Feature] Add support for Dynamic API Versioning. When the library is initialized, it will now make a request to 

scripts/shopify_api.py

@@ -52,8 +52,9 @@ def run_task(cls, task=None, *args):
         # Allow unambigious abbreviations of tasks
         if task not in cls._tasks:
             matches = filter(lambda item: item.startswith(task), cls._tasks)
-            if len(matches) == 1:
-                task = matches[0]
+            list_of_matches = list(matches)
+            if len(list_of_matches) == 1:
+                task = list_of_matches[0]
             else:
                 sys.stderr.write('Could not find task "%s".\n' % (task))