Github user ScrapCodes commented on a diff in the pull request:
https://github.com/apache/spark/pull/97#discussion_r10407050
--- Diff: python/pyspark/maxheapq.py ---
@@ -0,0 +1,115 @@
+# -*- coding: latin-1 -*-
+
+"""Heap queue algorithm (a.k.a. priority queue).
+
+# Original code by Kevin O'Connor, augmented by Tim Peters and Raymond
Hettinger
--- End diff --
Hm.. I have not gone through the license, its copied from python 2.7.6
source. [PSF License](http://docs.python.org/2/license.html)
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