Fix fallback timezone definition

[oss/ctypescrypto.git] / ctypescrypto / x509.py

diff --git a/ctypescrypto/x509.py b/ctypescrypto/x509.py
index 358ce7d81d7d244ca1d44b2dfc34769e2c1e0f9d..44919f1ff9a26be49f66b80570872018c319f84c 100644 (file)
--- a/ctypescrypto/x509.py
+++ b/ctypescrypto/x509.py
@@ -18,9 +18,9 @@ from datetime import datetime
 try:
        from pytz import utc
 except ImportError:
-       from datetime import timedelta
+       from datetime import timedelta,tzinfo
        ZERO=timedelta(0)
-       class UTC(datetime.tzinfo):
+       class UTC(tzinfo):
                """tzinfo object for UTC. 
                        If no pytz is available, we would use it.
                """
@@ -83,7 +83,7 @@ class X509Error(LibCryptoError):
        pass
 
 
-class X509Name:
+class X509Name(object):
        """
        Class which represents X.509 distinguished name - typically 
        a certificate subject name or an issuer name.
@@ -376,7 +376,7 @@ class X509(object):
        def check_ca(self):
                """ Returns True if certificate is CA certificate """
                return libcrypto.X509_check_ca(self.cert)>0
-class X509Store:
+class X509Store(object):
        """
                Represents trusted certificate store. Can be used to lookup CA 
                certificates to verify
@@ -467,7 +467,7 @@ class X509Store:
                else:
                        raise TypeError("datetime.date, datetime.datetime or integer is required as time argument")
                raise NotImplementedError
-class StackOfX509:
+class StackOfX509(object):
        """
        Implements OpenSSL STACK_OF(X509) object.
        It looks much like python container types