bpo-46659: calendar uses locale.getlocale() (GH-31166)

The calendar.LocaleTextCalendar and calendar.LocaleHTMLCalendar
classes module now use locale.getlocale(), instead of using
locale.getdefaultlocale(), if no locale is specified.

2 files changed, 7 insertions, 1 deletions

diff --git a/Doc/library/calendar.rst b/Doc/library/calendar.rst
index b667c42..86f5b14 100644
--- a/Doc/library/calendar.rst
+++ b/Doc/library/calendar.rst
@@ -290,7 +290,7 @@ interpreted as prescribed by the ISO 8601 standard.  Year 0 is 1 BC, year -1 is
 .. note::
 
    The :meth:`formatweekday` and :meth:`formatmonthname` methods of these two
-   classes temporarily change the current locale to the given *locale*.  Because
+   classes temporarily change the ``LC_TIME`` locale to the given *locale*.  Because
    the current locale is a process-wide setting, they are not thread-safe.
 
 
diff --git a/Doc/whatsnew/3.11.rst b/Doc/whatsnew/3.11.rst
index c1f267a..5738745 100644
--- a/Doc/whatsnew/3.11.rst
+++ b/Doc/whatsnew/3.11.rst
@@ -591,6 +591,12 @@ Changes in the Python API
   of sorting simply isn't well-defined in the absence of a total ordering
   on list elements.
 
+* :mod:`calendar`: The :class:`calendar.LocaleTextCalendar` and
+  :class:`calendar.LocaleHTMLCalendar` classes now use
+  :func:`locale.getlocale`, instead of using :func:`locale.getdefaultlocale`,
+  if no locale is specified.
+  (Contributed by Victor Stinner in :issue:`46659`.)
+
 
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