in azure-kusto-data/azure/kusto/data/security.py [0:0]
def _is_local_address(host):
if host == "localhost" or host == "127.0.0.1" or host == "::1" or host == "[::1]":
return True
if host.startswith("127.") and 15 >= len(host) >= 9:
for i in range(len(host)):
c = host[i]
if c != "." and (c < "0" or c > "9"):
return False
i += 1
return True
return False