It’s technically a breaking change (like adding \e for \x1b):
>>> print("\d65")
<python-input-0>:1: SyntaxWarning: invalid escape sequence '\d'
\d65
>>> print("\d10")
<python-input-1>:1: SyntaxWarning: invalid escape sequence '\d'
\d10
It’s technically a breaking change (like adding \e for \x1b):
>>> print("\d65")
<python-input-0>:1: SyntaxWarning: invalid escape sequence '\d'
\d65
>>> print("\d10")
<python-input-1>:1: SyntaxWarning: invalid escape sequence '\d'
\d10