1 files changed, 3 insertions, 7 deletions
diff --git a/passlib/crypto/_md4.py b/passlib/crypto/_md4.py
index bdc211f..e6ab63e 100644
--- a/passlib/crypto/_md4.py
+++ b/passlib/crypto/_md4.py
@@ -20,7 +20,7 @@ Implementated based on rfc at http://www.faqs.org/rfcs/rfc1320.html
 from binascii import hexlify
 import struct
 # site
-from passlib.utils.compat import bascii_to_str, irange, PY3
+from passlib.utils.compat import bascii_to_str
 # local
 __all__ = ["md4"]
 
@@ -176,16 +176,12 @@ class md4(object):
             state[a] = ((t<<s) & MASK_32) + (t>>(32-s))
 
         # add back into original state
-        for i in irange(4):
+        for i in range(4):
             orig[i] = (orig[i]+state[i]) & MASK_32
 
     def update(self, content):
         if not isinstance(content, bytes):
-            if PY3:
-                raise TypeError("expected bytes")
-            else:
-                # replicate behavior of hashlib under py2
-                content = content.encode("ascii")
+            raise TypeError("expected bytes")
         buf = self._buf
         if buf:
             content = buf + content