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Diffstat (limited to 'Doc/whatsnew/3.8.rst')
| -rw-r--r-- | Doc/whatsnew/3.8.rst | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.8.rst b/Doc/whatsnew/3.8.rst index d6388f8..874b9b1 100644 --- a/Doc/whatsnew/3.8.rst +++ b/Doc/whatsnew/3.8.rst @@ -148,6 +148,20 @@ extensions compiled in release mode and for C extensions compiled with the stable ABI. (Contributed by Victor Stinner in :issue:`36722`.) +f-strings now support = for quick and easy debugging +----------------------------------------------------- + +Add ``=`` specifier to f-strings. ``f'{expr=}'`` expands +to the text of the expression, an equal sign, then the repr of the +evaluated expression. So:: + + x = 3 + print(f'{x*9 + 15=}') + +Would print ``x*9 + 15=42``. + +(Contributed by Eric V. Smith and Larry Hastings in :issue:`36817`.) + Other Language Changes ====================== |