diff options
Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/reference/lexical_analysis.rst | 7 | ||||
| -rw-r--r-- | Doc/whatsnew/3.8.rst | 6 |
2 files changed, 11 insertions, 2 deletions
diff --git a/Doc/reference/lexical_analysis.rst b/Doc/reference/lexical_analysis.rst index 84e8c78..e1d88ef 100644 --- a/Doc/reference/lexical_analysis.rst +++ b/Doc/reference/lexical_analysis.rst @@ -559,8 +559,11 @@ escape sequences only recognized in string literals fall into the category of unrecognized escapes for bytes literals. .. versionchanged:: 3.6 - Unrecognized escape sequences produce a DeprecationWarning. In - some future version of Python they will be a SyntaxError. + Unrecognized escape sequences produce a :exc:`DeprecationWarning`. + + .. versionchanged:: 3.8 + Unrecognized escape sequences produce a :exc:`SyntaxWarning`. In + some future version of Python they will be a :exc:`SyntaxError`. Even in a raw literal, quotes can be escaped with a backslash, but the backslash remains in the result; for example, ``r"\""`` is a valid string diff --git a/Doc/whatsnew/3.8.rst b/Doc/whatsnew/3.8.rst index bd3283c..e522add 100644 --- a/Doc/whatsnew/3.8.rst +++ b/Doc/whatsnew/3.8.rst @@ -107,6 +107,12 @@ Other Language Changes and :keyword:`return` statements. (Contributed by David Cuthbert and Jordan Chapman in :issue:`32117`.) +* A backslash-character pair that is not a valid escape sequence generates + a :exc:`DeprecationWarning` since Python 3.6. In Python 3.8 it generates + a :exc:`SyntaxWarning` instead. + (Contributed by Serhiy Storchaka in :issue:`32912`.) + + New Modules =========== |