Update app.py

app.py

@@ -65,7 +65,7 @@ def CompressXML(xml_text):
         if isinstance(elem.tag, str) and 'Comment' in elem.tag:
             elem.parent.remove(elem)
     #return ET.tostring(root, encoding='unicode', method="xml")
-    return ET.tostring(root, encoding='unicode', method="xml")[:8000]  # hack - top N characters to keep context document under token max
+    return ET.tostring(root, encoding='unicode', method="xml")[:4000]  # hack - top N characters to keep context document under token max
 
 
 def read_file_content(file):