https://bugs.gentoo.org/863962
https://git.alpinelinux.org/aports/tree/testing/py3-pelican/no-locales-for-tests.patch

--- a/pelican/tests/support.py
+++ b/pelican/tests/support.py
@@ -150,15 +150,7 @@
 
 
 def locale_available(locale_):
-    old_locale = locale.setlocale(locale.LC_TIME)
-
-    try:
-        locale.setlocale(locale.LC_TIME, str(locale_))
-    except locale.Error:
-        return False
-    else:
-        locale.setlocale(locale.LC_TIME, old_locale)
-        return True
+    return False
 
 
 def can_symlink():