python3 compatibility + webapp to flask refactoring

libraries/stripe/api_requestor.py

@@ -2,8 +2,8 @@ import calendar
 import datetime
 import platform
 import time
-import urllib
-import urlparse
+#import urllib
+#import urlparse
 import warnings
 
 import libraries.stripe

libraries/stripe/http_client.py

@@ -4,6 +4,8 @@ import textwrap
 import warnings
 import email
 
+if 1/2 != 0: basestring=str
+
 from libraries.stripe import error, util
 
 

libraries/stripe/resource.py

@@ -2,6 +2,8 @@ import urllib
 import warnings
 import sys
 
+if 1/2 != 0: basestring=str
+
 from libraries.stripe import api_requestor, error, util, upload_api_base
 
 

libraries/stripe/test/helper.py

@@ -6,6 +6,8 @@ import string
 import sys
 import unittest2
 
+if 1/2 != 0: basestring=str
+
 from mock import patch, Mock
 
 import libraries.stripe

libraries/stripe/test/test_http_client.py

@@ -1,6 +1,8 @@
 import sys
 import unittest2
 
+if 1/2 != 0: basestring=str
+
 from mock import Mock, patch
 
 import libraries.stripe

libraries/stripe/test/test_integration.py

@@ -4,6 +4,8 @@ import sys
 import unittest2
 import libraries.stripe
 
+if 1/2 != 0: basestring=str
+
 from mock import patch
 from libraries.stripe.test.helper import (StripeTestCase, NOW, DUMMY_CHARGE, DUMMY_CARD)
 

libraries/stripe/util.py

@@ -10,13 +10,19 @@ try:
     # When cStringIO is available
     import cStringIO as StringIO
 except ImportError:
-    import StringIO
+    try:
+        import StringIO
+    except:
+        from io import StringIO #for Python 3
 
 try:
     from urlparse import parse_qsl
 except ImportError:
     # Python < 2.6
-    from cgi import parse_qsl
+    try:
+        from cgi import parse_qsl
+    except:
+        from urllib.parse import parse_qsl #for Python 3
 
 try:
     import json