fix a file test

tests/test_file.py

@@ -298,19 +298,11 @@ def test_file7():
                 name="PickupTestfolder",
                 description="Pickup test folder desc",
                 path="testfiles2/",
-                pickup="path")
+                pickup="testfolder")
 
             with raises(EntityError):
-                folder_.insert
+                folder_.insert()
     finally:
-        try:
-            folder_.delete()
-        except BaseException:
-            pass
-        try:
-            file_.delete()
-        except BaseException:
-            pass
         try:
             shutil.rmtree(path)
         except BaseException: