pydata/pandas — pull request #5714 by dsm054 (2013-12-16 19:22:20+00:00)
Title: Add test for DataFrame.corrwith and np.corrcoef compatibility

Add apparently-once-failing code taken from

http://stackoverflow.com/questions/20617854/is-there-a-bug-in-pandas-dataframe-corrwith-function

as a test.