Refactor imports from future (pattern.db)
from __future__ import print_function
from __future__ import unicode_literals
+from builtins import str, bytes, int, chr
+from builtins import object, range
+
import os
import sys
import inspect
@@ -34,8 +37,6 @@ from types import GeneratorType
from functools import cmp_to_key
-from builtins import str, bytes, int, chr, range, map, zip, filter
-
from io import open, StringIO, BytesIO
BOM_UTF8 = BOM_UTF8.decode("utf-8")
