Warning instead of failing when (un)slugify is called without language.

getnikola · Mar 6, 2016 · f5816a8 · f5816a8
1 parent cd17877
commit f5816a8
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/nikola/utils.py b/nikola/utils.py
@@ -743,7 +743,7 @@ def remove_file(source):
 _slugify_hyphenate_re = re.compile(r'[-\s]+')
 
 
-def slugify(value, lang, force=False):
+def slugify(value, lang=None, force=False):
     u"""Normalize string, convert to lowercase, remove non-alpha characters, convert spaces to hyphens.
 
     From Django's "django/template/defaultfilters.py".
@@ -757,6 +757,8 @@ def slugify(value, lang, force=False):
     >>> print(slugify('foo bar', lang='en'))
     foo-bar
     """
+    if lang is None:
+        LOGGER.warn("slugify() called without language!")
     if not isinstance(value, unicode_str):
         raise ValueError("Not a unicode object: {0}".format(value))
     if USE_SLUGIFY or force:
@@ -781,12 +783,14 @@ def slugify(value, lang, force=False):
         return value
 
 
-def unslugify(value, lang, discard_numbers=True):
+def unslugify(value, lang=None, discard_numbers=True):
     """Given a slug string (as a filename), return a human readable string.
 
     If discard_numbers is True, numbers right at the beginning of input
     will be removed.
     """
+    if lang is None:
+        LOGGER.warn("unslugify() called without language!")
     if discard_numbers:
         value = re.sub('^[0-9]+', '', value)
     value = re.sub('([_\-\.])', ' ', value)