[tryton-dev] Fix rowcount usage (issue68001)

[cedric . krier]

Reviewers: ,



Please review this at http://codereview.tryton.org/68001/

Affected files:
  M forecast.py


Index: forecast.py
===================================================================

--- a/forecast.py
+++ b/forecast.py
@@ -106,7 +106,10 @@
                      forecast.from_date, forecast.to_date,
                      forecast.location.id, forecast.destination.id,
                      forecast.id))
-            if cursor.rowcount:
+            rowcount = cursor.rowcount
+            if rowcount == -1 or rowcount is None:
+                rowcount = len(cursor.fetchall())
+            if rowcount:
                 return False
         return True




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