Added possibility to include custom regex as allowed characters (#36)

Added possibility to allow custom regex as allowed characters.

1 files changed, 5 insertions, 0 deletions

diff --git a/test.py b/test.py
index 768fcb9..d5c13e9 100644
--- a/test.py
+++ b/test.py
@@ -167,6 +167,11 @@ class TestSlugification(unittest.TestCase):
         r = slugify(txt)
         self.assertEqual(r, '1000-reasons-you-are-1')
 
+    def test_underscore(self):
+        txt = "___This is a test___"
+        r = slugify(txt, allowed_characters=r'[^-a-z0-9_]+')
+        self.assertEqual(r, "___this-is-a-test___")
+
 
 class TestUtils(unittest.TestCase):