can detected disabled sim card

ModemPool.py

@@ -4,6 +4,7 @@ import time
 import serial
 from serial import Serial
 
+from SIMError import SIMError
 from utils.excel_reader import ExcelHelper
 
 
@@ -27,14 +28,26 @@ class ModemPool:
         #     wait for 20 second, so that the modem can init all the sims
         time.sleep(20)
 
+    def _generate_error_msg(self, slot_position, index, error: SIMError):
+        return "error for slot({}) SIM({}), error:{}".format(slot_position, index + 1,
+                                                             error.value)
+
     def get_raw_phone_number(self, slot_position):
         for index, ser in enumerate(self._serial_list):
             print("will get phone number for slot({}) SIM({}), port:{}".format(slot_position, index + 1, ser.port))
-            self._select_sim_storage(ser)
+            if not self._select_sim_storage(ser):
+                print(self._generate_error_msg(slot_position, index, SIMError.STORAGE_ERROR))
+                continue
             msg = self._execut_USSD_cmd("AT+CUSD=1, *132#\r", ser)
             if "Unfortunately" in str(msg):
-                print("error for for slot({}) SIM({}), port:{}".format(slot_position, index + 1, ser.port))
-                return
+                print(self._generate_error_msg(slot_position, index, SIMError.SIM_DISABLED))
+                continue
+            elif "CME ERROR" in str(msg):
+                print(self._generate_error_msg(slot_position, index, SIMError.CME_ERROR))
+                continue
+            elif len(msg) == 0:
+                print(self._generate_error_msg(slot_position, index, SIMError.TIMEOUT))
+                continue
             #         find phone number
             match = re.search(r'33\d{9}', str(msg))
             phone_number = match.group(0)
@@ -49,13 +62,17 @@ class ModemPool:
     def get_own_number(self, ser: Serial):
         print("saved phone number: " + str(self._send_command(f'AT+CPBR={self.phone_number_position}\r', ser)))
 
-    def _select_sim_storage(self, ser):
+    def _select_sim_storage(self, ser) -> bool:
         # use SIM Card storage
         cmd_sm = "AT+CPBS=\"SM\"\r"
-        self._send_command(cmd_sm, ser)
+        result = self._send_command(cmd_sm, ser)
+        if "ERROR" in str(result):
+            return False
+        else:
+            return True
 
     def _send_command(self, cmd: str, ser, wait_time_in_s: int = 0) -> bytes:
-        print("send command {}".format(cmd))
+        # print("send command {}".format(cmd))
         ser.write(cmd.encode())
         msg = ser.read(100)
         count = 0
@@ -67,6 +84,6 @@ class ModemPool:
         print(msg)
         return msg
 
-    def _execut_USSD_cmd(self, cmd, ser) -> str:
+    def _execut_USSD_cmd(self, cmd, ser) -> bytes:
         # the timeout for ussd command can be 120 s in mac
-        return str(self._send_command(cmd, ser, 120))
+        return self._send_command(cmd, ser, 120)