fixed set-completion related bug

dynamic.py

@@ -113,7 +113,7 @@ def search_params(param):
 
 def check_array_additions(array):
     """ Just a mapper function for the internal _check_array_additions """
-    if array._array.type not in ['list', 'tuple']:
+    if array._array.type not in ['list', 'set']:
         # TODO also check for dict updates
         return []
 

test/completion/dynamic.py

@@ -196,13 +196,13 @@ arr2.append('')
 arr2[0]
 
 
-st = {}
+st = {1.0}
 st.add(1)
 lst = list(st)
 
 lst.append('')
 
-#? int() str()
+#? float() int() str()
 lst[0]
 
 lst = [1]