moved check list length to after changing list length

app.py

@@ -94,15 +94,14 @@ def parse_ticket_image(image):
     min_length = min(len(fields), len(values))
     fields = fields[:min_length]
     values = values[:min_length]
-                     
+
+    #Homemade feature extraction 
+    values = extract_features(values, fields)
 
     #Ensure both lists have the same length
     min_length = min(len(fields), len(values))
     fields = fields[:min_length]
     values = values[:min_length]
-
-    #Homemade feature extraction 
-    values = extract_features(values, fields)
     
     data = {
         "Field": fields,