1 files changed, 20 insertions, 4 deletions
diff --git a/GPL/traffic_scripts/lisp/lispgpe_check.py b/GPL/traffic_scripts/lisp/lispgpe_check.py
index 79d2ccfab6..f8fa595867 100644
--- a/GPL/traffic_scripts/lisp/lispgpe_check.py
+++ b/GPL/traffic_scripts/lisp/lispgpe_check.py
@@ -92,17 +92,33 @@ class LispGPEInnerNSH(Packet):
     """
 
 
-def valid_ipv4(ip):
+def valid_ipv4(ip_address):
+    """Check IPv4 address.
+
+    :param ip_address: IPv4 address to check.
+    :type ip_address: str
+    :returns: True if IP address is correct.
+    :rtype: bool
+    :raises AttributeError, AddressValueError: If IP address is not valid.
+    """
     try:
-        ipaddress.IPv4Address(ip)
+        ipaddress.IPv4Address(ip_address)
         return True
     except (AttributeError, ipaddress.AddressValueError):
         return False
 
 
-def valid_ipv6(ip):
+def valid_ipv6(ip_address):
+    """Check IPv6 address.
+
+    :param ip_address: IPv6 address to check.
+    :type ip_address: str
+    :returns: True if IP address is correct.
+    :rtype: bool
+    :raises AttributeError, AddressValueError: If IP address is not valid.
+    """
     try:
-        ipaddress.IPv6Address(ip)
+        ipaddress.IPv6Address(ip_address)
         return True
     except (AttributeError, ipaddress.AddressValueError):
         return False