diff --git a/src/controller/python/chip/ChipBleUtility.py b/src/controller/python/chip/ChipBleUtility.py
index e83bebb9ac8cd6..410475042bcdae 100644
--- a/src/controller/python/chip/ChipBleUtility.py
+++ b/src/controller/python/chip/ChipBleUtility.py
@@ -368,7 +368,7 @@ def __init__(self, pairingState, discriminator, vendorId, productId):
 
 
 def ParseServiceData(data):
-    if len(data) is not SERVICE_DATA_LEN:
+    if len(data) != SERVICE_DATA_LEN:
         return None
     return BleDeviceIdentificationInfo(
         int(data[0]),
diff --git a/src/controller/python/chip/ChipDeviceCtrl.py b/src/controller/python/chip/ChipDeviceCtrl.py
index 779c2d9c5c3e56..aa15c602c6f75f 100644
--- a/src/controller/python/chip/ChipDeviceCtrl.py
+++ b/src/controller/python/chip/ChipDeviceCtrl.py
@@ -295,7 +295,7 @@ def HandlePASEEstablishmentComplete(err: PyChipError):
             else:
                 print("Established secure session with Device")
 
-            if self.state is not DCState.COMMISSIONING:
+            if self.state != DCState.COMMISSIONING:
                 # During Commissioning, HandlePASEEstablishmentComplete will also be called,
                 # in this case the async operation should be marked as finished by
                 # HandleCommissioningComplete instead this function.
diff --git a/src/controller/python/chip/tlv/__init__.py b/src/controller/python/chip/tlv/__init__.py
index 62894812fa47ea..d24569618fb008 100644
--- a/src/controller/python/chip/tlv/__init__.py
+++ b/src/controller/python/chip/tlv/__init__.py
@@ -359,7 +359,7 @@ def _encodeControlAndTag(self, type, tag, lenOfLenOrVal=0):
             controlByte |= 3
         if tag is None:
             if (
-                type is not TLVEndOfContainer
+                type != TLVEndOfContainer
                 and len(self._containerStack) != 0
                 and self._containerStack[0] == TLV_TYPE_STRUCTURE
             ):
@@ -443,9 +443,9 @@ def _encodeUnsignedInt(val):
     @staticmethod
     def _verifyValidContainerType(containerType):
         if (
-            containerType is not TLV_TYPE_STRUCTURE
-            and containerType is not TLV_TYPE_ARRAY
-            and containerType is not TLV_TYPE_PATH
+            containerType != TLV_TYPE_STRUCTURE
+            and containerType != TLV_TYPE_ARRAY
+            and containerType != TLV_TYPE_PATH
         ):
             raise ValueError("Invalid TLV container type")