def is_ipv4()

in Azure Firewall/Script - Migrate Checkpoint config to Azure Firewall Policy/chkp2azfw.py [0:0]

• 2 lines of code
• 1 McCabe index (conditional complexity)

def is_ipv4(str_var):
    return bool(re.match(r"^([0-9]{1,3}\.){3}[0-9]{1,3}($|/[0-9]{1,2}$)",str(str_var)))