diff --git a/django/utils/translation/trans_null.py b/django/utils/translation/trans_null.py
index 75ad5733571..2ee09483e1b 100644
--- a/django/utils/translation/trans_null.py
+++ b/django/utils/translation/trans_null.py
@@ -9,7 +9,6 @@ def ngettext(singular, plural, number):
     return plural
 ngettext_lazy = ngettext
 
-gettext = gettext_noop = gettext_lazy = _ = lambda x: x
 string_concat = lambda *strings: ''.join([str(el) for el in strings])
 activate = lambda x: None
 deactivate = install = lambda: None
@@ -19,6 +18,20 @@ get_date_formats = lambda: (settings.DATE_FORMAT, settings.DATETIME_FORMAT, sett
 get_partial_date_formats = lambda: (settings.YEAR_MONTH_FORMAT, settings.MONTH_DAY_FORMAT)
 check_for_language = lambda x: True
 
+TECHNICAL_ID_MAP = {
+    "DATE_WITH_TIME_FULL": settings.DATETIME_FORMAT,
+    "DATE_FORMAT": settings.DATE_FORMAT,
+    "DATETIME_FORMAT": settings.DATETIME_FORMAT,
+    "TIME_FORMAT": settings.TIME_FORMAT,
+    "YEAR_MONTH_FORMAT": settings.YEAR_MONTH_FORMAT,
+    "MONTH_DAY_FORMAT": settings.MONTH_DAY_FORMAT,
+}
+
+def gettext(message):
+    return TECHNICAL_ID_MAP.get(message, message)
+
+gettext_noop = gettext_lazy = gettext
+
 def to_locale(language):
     p = language.find('-')
     if p >= 0: