wait more time for modemPool reset

modems/ModemPool.py

@@ -33,11 +33,11 @@ class ModemPool:
     def reset_all_modems(self):
         self.logger.info("will reset modem pool")
         for ser in self._serial_list:
-            # may encontre exception here, multi-access to serial port
-            time.sleep(2)
-            self._send_command("AT+CFUN=1,1\r", ser)
-        #     wait for 10 second, so that the modem can init all the sims
-        time.sleep(10)
+            #等待4秒
+            time.sleep(4)
+            self._send_command("AT+CFUN=1,1\r", ser, 10)
+        #等待15秒,加载新的SIM卡
+        time.sleep(15)
 
     def _generate_error_msg(self, slot_position, index, error: SIMError):
         msg = "slot({}) SIM({}), error:{}".format(slot_position, index + 1,
@@ -105,13 +105,22 @@ class ModemPool:
         else:
             return True
 
+    def check_response(self, msg:str) -> bool:
+        print("msg is "+msg)
+        # if 'NOT READY' in msg:
+        #     return False
+        if 'OK' in msg:
+            return True
+        else:
+            return False
+
     def _send_command(self, cmd: str, ser, wait_time_in_s: int = 0) -> bytes:
         ser.write(cmd.encode())
         msg = None
         try:
             msg = ser.read(100)
             count = 0
-            while 'OK' not in str(msg) and count < wait_time_in_s:
+            while not self.check_response(str(msg)) and count < wait_time_in_s:
                 time.sleep(1)
                 count = count + 1
                 msg = ser.read(100)
@@ -125,5 +134,6 @@ class ModemPool:
         return self._send_command(cmd, ser, 120)
 
     def close(self):
-        for serial in self._serial_list:
-            serial.close()
+        pass
+        # for serial in self._serial_list:
+        #     serial.close()