python正则表达式验证ipv6地址
发布时间：2020-12-17 17:11:42 所属栏目：Python 来源：网络整理
导读：今天PHP站长网 52php.cn把收集自互联网的代码分享给大家，仅供参考。 def ipv6_addr(addr): ''' Returns True if the IPv6 address (and optional subnet) are valid,otherwise returns False. ''' # From http://stackov
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以下代码由PHP站长网 52php.cn收集自互联网 现在PHP站长网小编把它分享给大家，仅供参考 def ipv6_addr(addr):
'''
Returns True if the IPv6 address (and optional subnet) are valid,otherwise
returns False.
'''
# From http://stackoverflow.com/questions/6276115/ipv6-regexp-python
ip6_regex = (r'(A([0-9a-f]{1,4}:){1,1}(:[0-9a-f]{1,4}){1,6}Z)|'
r'(A([0-9a-f]{1,2}(:[0-9a-f]{1,5}Z)|'
r'(A([0-9a-f]{1,3}(:[0-9a-f]{1,4}Z)|'
r'(A([0-9a-f]{1,4}(:[0-9a-f]{1,3}Z)|'
r'(A([0-9a-f]{1,5}(:[0-9a-f]{1,2}Z)|'
r'(A([0-9a-f]{1,6}(:[0-9a-f]{1,1}Z)|'
r'(A(([0-9a-f]{1,7}|:):Z)|(A:(:[0-9a-f]{1,4})'
r'{1,7}Z)|(A((([0-9a-f]{1,4}:){6})(25[0-5]|2[0-4]d|[0-1]'
r'?d?d)(.(25[0-5]|2[0-4]d|[0-1]?d?d)){3})Z)|'
r'(A(([0-9a-f]{1,4}:){5}[0-9a-f]{1,4}:(25[0-5]|2[0-4]d|'
r'[0-1]?d?d)(.(25[0-5]|2[0-4]d|[0-1]?d?d)){3})Z)|'
r'(A([0-9a-f]{1,4}:){5}:[0-9a-f]{1,4}:(25[0-5]|2[0-4]d|'
r'[0-1]?d?d)(.(25[0-5]|2[0-4]d|[0-1]?d?d)){3}Z)|'
r'(A([0-9a-f]{1,4}:(25[0-5]|'
r'2[0-4]d|[0-1]?d?d)(.(25[0-5]|2[0-4]d|[0-1]?d?d))'
r'{3}Z)|(A([0-9a-f]{1,3}:'
r'(25[0-5]|2[0-4]d|[0-1]?d?d)(.(25[0-5]|2[0-4]d|[0-1]?'
r'd?d)){3}Z)|(A([0-9a-f]{1,2}:(25[0-5]|2[0-4]d|[0-1]?d?d)(.(25[0-5]|2[0-4]d|'
r'[0-1]?d?d)){3}Z)|(A([0-9a-f]{1,4}(:[0-9a-f]'
r'{1,1}:(25[0-5]|2[0-4]d|[0-1]?d?d)(.(25[0-5]|'
r'2[0-4]d|[0-1]?d?d)){3}Z)|(A(([0-9a-f]{1,5}|:):'
r'(25[0-5]|2[0-4]d|[0-1]?d?d)(.(25[0-5]|2[0-4]d|[0-1]?'
r'd?d)){3}Z)|(A:(:[0-9a-f]{1,5}:(25[0-5]|2[0-4]d|'
r'[0-1]?d?d)(.(25[0-5]|2[0-4]d|[0-1]?d?d)){3}Z)')
return bool(re.match(ip6_regex,addr))
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