Fixed person caching

src/cutecoin/core/person.py

@@ -387,29 +387,29 @@ class Person(object):
         :return: True if a changed was made by the reload.
         '''
         self._cache_mutex.lock()
+        change = False
         try:
             if community.currency not in self._cache:
                 self._cache[community.currency] = {}
 
-            change = False
+            try:
                 before = self._cache[community.currency][func.__name__]
+            except KeyError:
+                change = True
 
+            try:
                 value = func(self, community)
 
                 if not change:
                     if type(value) is dict:
-                    hash_before = (hash(tuple(frozenset(sorted(before.keys())))),
-                                 hash(tuple(frozenset(sorted(before.items())))))
-                    hash_after = (hash(tuple(frozenset(sorted(value.keys())))),
-                                 hash(tuple(frozenset(sorted(value.items())))))
+                        hash_before = (str(tuple(frozenset(sorted(before.keys())))),
+                                     str(tuple(frozenset(sorted(before.items())))))
+                        hash_after = (str(tuple(frozenset(sorted(value.keys())))),
+                                     str(tuple(frozenset(sorted(value.items())))))
                         change = hash_before != hash_after
                     elif type(value) is bool:
                         change = before != value
-
                 self._cache[community.currency][func.__name__] = value
-
-        except KeyError:
-            change = True
             except Error:
                 return False
         finally: