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@param addr: An IPv4 address in presentation (string) format.
@param flags: decides which rules are applied to the interpretation of the
addr value. Supported constants are INET_PTON and ZEROFILL. See the
netaddr.core docs for details.
@return: C{True} if IPv4 address is valid, C{False} otherwise.
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@param addr: An IPv4 dotted decimal address in string form.
@param flags: decides which rules are applied to the interpretation of the
addr value. Supported constants are INET_PTON and ZEROFILL. See the
netaddr.core docs for details.
@return: The equivalent unsigned integer for a given IPv4 address.
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@param int_val: An unsigned integer.
@param dialect: (unused) Any value passed in is ignored.
@return: The IPv4 presentation (string) format address equivalent to the
unsigned integer provided.
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@param int_val: An unsigned integer.
@return: The reverse DNS lookup for an IPv4 address in network byte
order integer form.
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@param int_val: the integer to be packed.
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@param packed_int: a packed string containing an unsigned integer.
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@return: An unsigned integer equivalent to value of network address
represented by packed binary string.
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@param int_val: An unsigned integer.
@return: An integer word (octet) sequence that is equivalent to value
represented by an unsigned integer.
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@param words: A list or tuple containing integer octets.
@return: An unsigned integer that is equivalent to value represented
by word (octet) sequence.
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Expands a partial IPv4 address into a full 4-octet version.
@param addr: an partial or abbreviated IPv4 address
@return: an expanded IP address in presentation format (x.x.x.x)
s! invalid partial IPv4 address: %r!t :R s %di i t 0s %s.%s.%s.%s(
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