Fix: Return None if renderered jinja is only whitespace (SQLMesh#976)

crericha · web-flow · commit bcda5e943887 · 2023-06-13T11:54:22.000-04:00
diff --git a/sqlmesh/core/renderer.py b/sqlmesh/core/renderer.py
@@ -110,7 +110,7 @@ def render(
         if isinstance(expression, d.Jinja):
             try:
                 rendered_expression = jinja_env.from_string(expression.name).render()
-                if not rendered_expression:
+                if not rendered_expression.strip():
                     self._cache[cache_key] = None
                     return None
 
