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2 changes: 1 addition & 1 deletion Doc/whatsnew/3.8.rst
Original file line number Diff line number Diff line change
Expand Up @@ -2317,7 +2317,7 @@ Changes in the Python API
Starting with Python 3.8.12 the :mod:`ipaddress` module no longer accepts
any leading zeros in IPv4 address strings. Leading zeros are ambiguous and
interpreted as octal notation by some libraries. For example the legacy
function :func:`socket.inet_aton` treats leading zeros as octal notatation.
function :func:`socket.inet_aton` treats leading zeros as octal notation.
glibc implementation of modern :func:`~socket.inet_pton` does not accept
any leading zeros.

Expand Down
Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
:mod:`ipaddress` module no longer accepts any leading zeros in IPv4 address
strings. Leading zeros are ambiguous and interpreted as octal notation by
some libraries. For example the legacy function :func:`socket.inet_aton`
treats leading zeros as octal notatation. glibc implementation of modern
treats leading zeros as octal notation. glibc implementation of modern
:func:`~socket.inet_pton` does not accept any leading zeros. For a while
the :mod:`ipaddress` module used to accept ambiguous leading zeros.