--- gluon/compileapp.py
+++ gluon/compileapp.py
@@ -61,7 +61,7 @@
 TEST_CODE = \
     r"""
 def _TEST():
-    import doctest, sys, cStringIO, types, cgi, gluon.fileutils
+    import doctest, sys, cStringIO, types, gluon.fileutils
     if not gluon.fileutils.check_credentials(request):
         raise HTTP(401, web2py_error='invalid credentials')
     stdout = sys.stdout
--- gluon/languages.py
+++ gluon/languages.py
@@ -16,7 +16,6 @@
 import sys
 import pkgutil
 import logging
-from cgi import escape
 from threading import RLock
 
 from pydal._compat import copyreg, PY2, maketrans, iterkeys, unicodeT, to_unicode, to_bytes, iteritems, to_native, pjoin
--- gluon/packages/dal/pydal/_compat.py
+++ gluon/packages/dal/pydal/_compat.py
@@ -32,7 +32,6 @@
     from urllib2 import urlopen
     from string import maketrans
     from types import ClassType
-    import cgi
     import cookielib
     from xmlrpclib import ProtocolError
     BytesIO = StringIO
Only in web2py: gluon/packages/dal/pydal/_compat.py.orig
--- gluon/packages/dal/pydal/adapters/oracle.py
+++ gluon/packages/dal/pydal/adapters/oracle.py
@@ -96,7 +96,7 @@
         return self.dialect.quote(tablename)
 
     def _build_value_for_insert(self, field, value, r_values):
-        if field.type is 'text':
+        if field.type == 'text':
             r_values[':' + field._rname] = self.expand(value, field.type)
             return ':' + field._rname
         return self.expand(value, field.type)
Only in web2py: gluon/packages/dal/pydal/adapters/oracle.py.orig
--- gluon/packages/dal/pydal/contrib/portalocker.py
+++ gluon/packages/dal/pydal/contrib/portalocker.py
@@ -193,6 +193,9 @@
     def read(self, size=None):
         return self.file.read() if size is None else self.file.read(size)
 
+    def readinto(self, b):
+        b[:] = self.file.read()
+
     def readline(self):
         return self.file.readline()
 
--- gluon/packages/dal/pydal/helpers/classes.py
+++ gluon/packages/dal/pydal/helpers/classes.py
@@ -532,6 +532,9 @@
         self.p += len(data)
         return data
 
+    def readinto(self, bytes):
+        return self.read(bytes)
+
     def readline(self):
         i = self.data.find('\n', self.p)+1
         if i > 0:
--- gluon/packages/dal/pydal/validators.py
+++ gluon/packages/dal/pydal/validators.py
@@ -148,7 +148,7 @@
 
 
 def validator_caller(func, value):
-    if getattr(func, 'validate', None) is Validator.validate:
+    if getattr(func, 'validate', None) is not Validator.validate:
         return func.validate(value)
     value, error = func(value)
     if error is not None:
@@ -3154,7 +3154,7 @@
                 if not all_special.count(True) >= self.special:
                     failures.append(self.translator("Must include at least %s of the following: %s")
                                     % (self.special, self.specials))
-            elif self.special is 0:
+            elif self.special == 0 and self.special is not False:
                 if len(all_special) > 0:
                     failures.append(self.translator("May not contain any of the following: %s")
                                     % self.specials)
@@ -3169,7 +3169,7 @@
                 if not len(all_upper) >= self.upper:
                     failures.append(self.translator("Must include at least %s uppercase")
                                     % str(self.upper))
-            elif self.upper is 0:
+            elif self.upper == 0 and self.upper is not False:
                 if len(all_upper) > 0:
                     failures.append(
                         self.translator("May not include any uppercase letters"))
@@ -3179,7 +3179,7 @@
                 if not len(all_lower) >= self.lower:
                     failures.append(self.translator("Must include at least %s lowercase")
                                     % str(self.lower))
-            elif self.lower is 0:
+            elif self.lower == 0 and self.lower is not False:
                 if len(all_lower) > 0:
                     failures.append(
                         self.translator("May not include any lowercase letters"))
@@ -3192,7 +3192,7 @@
                 if not len(all_number) >= self.number:
                     failures.append(self.translator("Must include at least %s %s")
                                     % (str(self.number), numbers))
-            elif self.number is 0:
+            elif self.number == 0 and self.number is not False:
                 if len(all_number) > 0:
                     failures.append(self.translator("May not include any numbers"))
         if len(failures) == 0: