diff --git a/py-scripts/attenuator_serial.py b/py-scripts/attenuator_serial.py
new file mode 100644
index 00000000..97e05070
--- /dev/null
+++ b/py-scripts/attenuator_serial.py
@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+"""
+this file is used in tip for getting serial number of attenuators
+"""
+import sys
+import os
+import importlib
+import time
+
+sys.path.append(os.path.join(os.path.abspath(__file__ + "../../../")))
+
+lfcli_base = importlib.import_module("py-json.LANforge.lfcli_base")
+LFCliBase = lfcli_base.LFCliBase
+LFRequest = importlib.import_module("py-json.LANforge.LFRequest")
+LFUtils = importlib.import_module("py-json.LANforge.LFUtils")
+
+class AttenuatorSerial(LFCliBase):
+    def __init__(self, lfclient_host, lfclient_port,  debug_=False):
+        super().__init__(lfclient_host, lfclient_port, debug_)
+        self.lfclient_host = lfclient_host
+        self.COMMANDS = ["show_attenuators", "set_attenuator"]
+        self.atten_serno = ""
+        self.atten_idx = ""
+        self.atten_val = ""
+        self.atten_data = {
+            "shelf": 1,
+            "resource": 1,
+            "serno": None,
+            "atten_idx": None,
+            "val": None,
+            "mode": None,
+            "pulse_width_us5": None,
+            "pulse_interval_ms": None,
+            "pulse_count": None,
+            "pulse_time_ms": None
+        }
+
+    def show(self, debug=False):
+        ser_no_list = []
+        print("Show Attenuators.........")
+        response = self.json_get("/attenuators/")
+        time.sleep(0.01)
+        if response is None:
+            print(response)
+            raise ValueError("Cannot find any endpoints")
+        else:
+            attenuator_resp = response["attenuators"]
+            for i in attenuator_resp:
+                for key in i:
+                    if key == "entity id":
+                        print("entity id")
+                    # print("%s " % (key))
+                    ser_no_list.append(key)
+
+        return ser_no_list
+def main():
+    obj = AttenuatorSerial(lfclient_host="localhost", lfclient_port=8802)
+    x = obj.show()
+    print("out",x)
+
+
+if __name__ == '__main__':
+    main()