more Python3 compat

negotiator/negotiator.py

@@ -656,7 +656,7 @@ def insert(self, d, q, v):
         Utility method: if dict d contains key q, then append value v to the array which is identified by that key
         otherwise create a new key with the value of an array with a single value v
         """
-        if d.has_key(q):
+        if q in d:
             d[q].append(v)
         else:
             d[q] = [v]
@@ -694,7 +694,7 @@ def _get_acceptable(self, client, server):
 
         # get the client requirement keys sorted with the highest q first (the server is a list which should be
         # in order of preference already)
-        ckeys = client.keys()
+        ckeys = list(client.keys())
         ckeys.sort(reverse=True)
 
         # the rule for determining what to return is that "the client's preference always wins", so we look for the
@@ -740,7 +740,7 @@ def _get_acceptable(self, client, server):
         # an agreement on what content type they want and can deliver.  There's nothing more we can do!
         return None
 
-if __name__ == "__main__":
+if __name__ == "__main__": # pragma: no cover
     """
     Some basic tests to show the code in action
     """