Fixed #16808, removed some dead code from teh ORM. Thanks to aaugustin for the patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16782 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/db/backends/util.py

@@ -102,11 +102,6 @@ def typecast_timestamp(s): # does NOT store time zone information
     return datetime.datetime(int(dates[0]), int(dates[1]), int(dates[2]),
         int(times[0]), int(times[1]), int(seconds), int((microseconds + '000000')[:6]))
 
-def typecast_boolean(s):
-    if s is None: return None
-    if not s: return False
-    return str(s)[0].lower() == 't'
-
 def typecast_decimal(s):
     if s is None or s == '':
         return None
@@ -116,9 +111,6 @@ def typecast_decimal(s):
 # Converters from Python to database (string) #
 ###############################################
 
-def rev_typecast_boolean(obj, d):
-    return obj and '1' or '0'
-
 def rev_typecast_decimal(d):
     if d is None:
         return None

tests/regressiontests/db_typecasts/tests.py

@@ -1,7 +1,10 @@
 # Unit tests for typecast functions in django.db.backends.util
 
+import datetime
+
 from django.db.backends import util as typecasts
-import datetime, unittest
+from django.utils import unittest
+
 
 TEST_CASES = {
     'typecast_date': (
@@ -42,13 +45,6 @@ TEST_CASES = {
         ('2010-10-12 15:29:22.0632021', datetime.datetime(2010, 10, 12, 15, 29, 22, 63202)),
         ('2010-10-12 15:29:22.0632029', datetime.datetime(2010, 10, 12, 15, 29, 22, 63202)),
     ),
-    'typecast_boolean': (
-        (None, None),
-        ('', False),
-        ('t', True),
-        ('f', False),
-        ('x', False),
-    ),
 }
 
 class DBTypeCasts(unittest.TestCase):