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| -rw-r--r-- | Doc/reference/lexical_analysis.rst | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Doc/reference/lexical_analysis.rst b/Doc/reference/lexical_analysis.rst index da7017afff..7f9c664817 100644 --- a/Doc/reference/lexical_analysis.rst +++ b/Doc/reference/lexical_analysis.rst @@ -696,6 +696,17 @@ a temporary variable. >>> f"newline: {newline}" 'newline: 10' +Formatted string literals cannot be used as docstrings, even if they do not +include expressions. + +:: + + >>> def foo(): + ... f"Not a docstring" + ... + >>> foo.__doc__ is None + True + See also :pep:`498` for the proposal that added formatted string literals, and :meth:`str.format`, which uses a related format string mechanism. |