fix race condition on concurrent call

Belonging to [master]: - #2720
OpenModelica · Oct 13, 2018 · 1619f73 · 1619f73
1 parent c303e6d
commit 1619f73
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/Examples/generate_icons.py b/Examples/generate_icons.py
@@ -1239,7 +1239,10 @@ def main():
     for f in ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f']:
         output_dirx = os.path.join(output_dir, f)
         if not os.path.exists(output_dirx):
-            os.makedirs(output_dirx)
+            try:
+                os.makedirs(output_dirx)
+            except:
+                pass
 
     success = True