pydu/docs/network.rst

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Network
-------
.. py:function:: pydu.network.dotted_netmask(mask)
Converts mask from /`xx` format to `xxx.xxx.xxx.xxx`.
``mask`` can be either ``int`` or ``str``.
>>> from pydu.network import dotted_netmask
>>> dotted_netmask('24')
'255.255.255.0'
>>> dotted_netmask(24)
'255.255.255.0'
.. py:function:: pydu.network.is_ipv4(ip)
Judge whether the given ``ip`` is IPV4 address.
>>> from pydu.network import is_ipv4
>>> is_ipv4('8.8.8.8')
True
>>> is_ipv4('localhost.localdomain')
False
.. py:function:: pydu.network.is_ipv6(ip)
Judge whether the given ``ip`` is IPV6 address.
>>> from pydu.network import is_ipv6
>>> is_ipv6('fe80::9e5b:b149:e187:1a18')
True
>>> is_ipv6('localhost.localdomain')
False
.. py:function:: pydu.network.get_free_port()
Get free port which could be bound.
>>> from pydu.network import get_free_port
>>> get_free_port()
57118