[GitHub] [superset] betodealmeida commented on a change in pull request #17788: fix: accept null params for validation

[GitBox <gi...@apache.org>]

betodealmeida commented on a change in pull request #17788:
URL: https://github.com/apache/superset/pull/17788#discussion_r771553353



##########
File path: superset/views/core.py
##########
@@ -2395,7 +2395,7 @@ def validate_sql_json(
         schema = request.form.get("schema") or None
         template_params = json.loads(request.form.get("templateParams") or "{}")
 
-        if len(template_params) > 0:
+        if template_params is not None and len(template_params) > 0:

Review comment:
       Nit, since in Python an empty list/dict is false you can simplify to:
   
   ```suggestion
           if template_params:
   ```




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