add try catch while reading timeout on the serial port

2022-03-07 22:05:10 +01:00
parent 184e708caf
commit 334855b4db
1 changed files with 9 additions and 5 deletions
@@ -91,12 +91,16 @@ class ModemPool:

    def _send_command(self, cmd: str, ser, wait_time_in_s: int = 0) -> bytes:
        ser.write(cmd.encode())
-        msg = ser.read(100)
-        count = 0
-        while 'OK' not in str(msg) and count < wait_time_in_s:
-            time.sleep(1)
-            count = count + 1
+        msg = None
+        try:
            msg = ser.read(100)
+            count = 0
+            while 'OK' not in str(msg) and count < wait_time_in_s:
+                time.sleep(1)
+                count = count + 1
+                msg = ser.read(100)
+        except Exception as exc:
+            print(exc)
        # msg = ser.read(100)
        print(msg)
        return msg