Fix form errors and hidden form errors
The conversion to django left out the 'prettyfying' of form and
hidden form errors, as these could occur when running live, restore
this behavior.
Patch by: Sverre Rabbelier
"""
The md5 and sha modules are deprecated since Python 2.5, replaced by the
hashlib module containing both hash algorithms. Here, we provide a common
interface to the md5 and sha constructors, preferring the hashlib module when
available.
"""
try:
import hashlib
md5_constructor = hashlib.md5
sha_constructor = hashlib.sha1
except ImportError:
import md5
md5_constructor = md5.new
import sha
sha_constructor = sha.new