Don't test datetime in locales with no encoding

Some datetime tests run the test in every available locale.
If this set includes locales without an encoding (currently dsb_DE
and sah_RU), it fails due to Python bug
https://bugs.python.org/issue20088

Failure log
https://tests.reproducible-builds.org/debian/rbuild/buster/amd64/pandas_0.23.3+dfsg-3.rbuild.log.gz

Author: Rebecca N. Palmer <rebecca_palmer@zoho.com>
Bug: https://github.com/pandas-dev/pandas/issues/20957
Forwarded: no

Gbp-Pq: Name skip_noencoding_locales.patch

diff --git a/pandas/_config/localization.py b/pandas/_config/localization.py
index 46802c6460959428d52169a36d99d34415965127..1ef3dc9ce9b073f53d973aec1472b81cf8c1cf93 100644 (file)
--- a/pandas/_config/localization.py
+++ b/pandas/_config/localization.py
@@ -105,6 +105,8 @@ def _default_locale_getter():
             "{exception}, the 'locale -a' command cannot be found "
             "on your system".format(exception=e)
         )
+    # skip locales without encoding, to avoid Python bug https://bugs.python.org/issue20088
+    raw_locales = raw_locales.replace(b'\ndsb_DE\n',b'\n').replace(b'\nsah_RU\n',b'\n').replace(b'\ncrh_UA\n',b'\n')
     return raw_locales