Update app.py

app.py

@@ -362,7 +362,9 @@ def handle(*inp):
     
     ln = len(result)
 
-    parargs = [[calc,*inp] for i in range(ln)]
+    def _calc():
+        return calc()
+    parargs = [[_calc,*inp] for i in range(ln)]
     out_pipe = parallel(parargs)
     for i in range(ln):
         name = generate_random_string(12)+".png"