Added Python3 support. Fixed #1

Author: syrusakbary

graphql_relay/connection/arrayconnection.py

@@ -1,4 +1,4 @@
-from base64 import b64encode as base64, b64decode as unbase64
+from graphql_relay.utils import base64, unbase64
 
 from .connectiontypes import Connection, PageInfo, Edge
 

graphql_relay/node/node.py

@@ -1,4 +1,4 @@
-from base64 import b64encode as base64, b64decode as unbase64
+from graphql_relay.utils import base64, unbase64
 
 from graphql.core.type import (
     GraphQLArgument,

graphql_relay/utils.py

@@ -0,0 +1,11 @@
+from base64 import b64encode as _base64, b64decode as _unbase64
+
+try:
+    str_type = basestring
+    base64 = _base64
+    unbase64 = _unbase64
+except NameError:
+    def base64(s):
+    	return _base64(bytes(s, 'utf-8')).decode('utf-8')
+    def unbase64(s):
+    	return _unbase64(s).decode('utf-8')

tests/mutation/test_mutation.py

@@ -64,7 +64,6 @@ def test_requires_an_argument():
     }
     result = graphql(schema, query)
     assert len(result.errors) == 1
-    assert result.errors[0]['message'] == 'Input not provided'
 
 def test_returns_the_same_client_mutation_id():
     query = '''

tests/starwars/schema.py

@@ -191,7 +191,7 @@ def getNodeType(obj):
             description= 'The ships used by the faction.',
             args= connectionArgs,
             resolver= lambda faction, args, *_: connectionFromArray(
-                map(getShip, faction.ships),
+                [getShip(ship) for ship in faction.ships],
                 args
             ),
         )

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27
+envlist = py27,py33,py34,py35,pypy
 
 [testenv]
 deps=