Put reloading flag outside of the loop to keep the state of reloading

binaries/runtime/src/operator/python.rs

@@ -120,9 +120,8 @@ pub fn run(
                 }
             };
 
+        let mut reload = false;
         let reason = loop {
-            let mut reload = false;
-
             #[allow(unused_mut)]
             let Ok(mut event) = incoming_events.recv() else { break StopReason::InputsClosed };