Better variable name assuming there will be more categories in the future.

src/saml2/entity_category/incommon.py

@@ -1,10 +1,11 @@
 __author__ = 'rolandh'
 
-INC = "http://id.incommon.org/category/research-and-scholarship"
+RESEARCH_AND_SCHOLARSHIP = "http://id.incommon.org/category/research-and-scholarship"
 
 RELEASE = {
     "": ["eduPersonTargetedID"],
-    INC: ["eduPersonPrincipalName", "eduPersonScopedAffiliation", "mail",
+    RESEARCH_AND_SCHOLARSHIP: ["eduPersonPrincipalName",
+                               "eduPersonScopedAffiliation", "mail",
                                "givenName", "sn", "displayName"]
 }
 

tests/test_19_attribute_converter.py

@@ -216,6 +216,7 @@ def test_schac():
     for ac in acs:
         try:
             res = ac.ava_from(attr)
+            assert res[0] == "schacHomeOrganization"
         except KeyError:
             pass