BUG: non unique indexing via loc broken · Issue #3659 · pandas-dev/pandas (original) (raw)
df = DataFrame({'A' : [1,2,3,4], 'B' : [3, 4, 5, 6]}, index = [0,1,0,1])
df.loc[1:]
df = DataFrame({'A' : [1,2,3,4], 'B' : [3, 4, 5, 6]}, index = [0,1,0,1])
df.loc[1:]