tests: Fix import.

pfalcon · pfalcon · commit b4acd028b613 · 2014-05-11T03:40:32.000+03:00
diff --git a/tests/basics/class_store_class.py b/tests/basics/class_store_class.py
@@ -2,7 +2,7 @@
 # There was a bug in MicroPython that under some conditions class stored
 # in instance attribute later was returned "bound" as if it was a method,
 # which caused class constructor to receive extra argument.
-from collections import namedtuple
+from _collections import namedtuple
 
 _DefragResultBase = namedtuple('DefragResult', 'foo bar')
 
