diff --git a/src/service/service/service_handlers/p4_fabric_tna_commons/p4_fabric_tna_commons.py b/src/service/service/service_handlers/p4_fabric_tna_commons/p4_fabric_tna_commons.py
index eb8077ff37b5eda29308517d1fb3aa485b80027c..4b60f91185aa739fbf182bdf070516389c409e5b 100644
--- a/src/service/service/service_handlers/p4_fabric_tna_commons/p4_fabric_tna_commons.py
+++ b/src/service/service/service_handlers/p4_fabric_tna_commons/p4_fabric_tna_commons.py
@@ -129,7 +129,7 @@ RULE_CONF_INTERVAL_SEC = 0.1
 
 def arch_tna(arch : str) -> bool:
     return arch == TARGET_ARCH_TNA
-    
+
 def arch_v1model(arch : str) -> bool:
     return not arch_tna(arch)
 
@@ -143,13 +143,13 @@ def generate_random_mac() -> str:
 def prefix_to_hex_mask(prefix_len):
     # Calculate the binary mask
     binary_mask = (1 << 32) - (1 << (32 - prefix_len))
-    
+
     # Convert the binary mask to the 4 octets (32 bits)
     mask = struct.pack('!I', binary_mask)
-    
+
     # Convert to a string of hex values
     hex_mask = ''.join(f'{byte:02x}' for byte in mask)
-    
+
     return "0x"+hex_mask.upper()
 
 def sleep_for(time_sec : int) -> None:
@@ -172,7 +172,7 @@ def rules_set_up_port_ingress(
     assert ingress_port >= 0, "Invalid ingress port to configure ingress port"
     assert port_type.lower() in PORT_TYPES_STR_VALID, "Invalid port type to configure ingress port"
     assert chk_vlan_id(vlan_id), "Invalid VLAN ID to configure ingress port"
-    
+
     rule_no = cache_rule(TABLE_INGRESS_VLAN, action)
 
     port_type_int = PORT_TYPE_MAP[port_type.lower()]