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BUG: groupby-nth failure #7559

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jreback opened this issue Jun 24, 2014 · 0 comments · Fixed by #7580
Closed

BUG: groupby-nth failure #7559

jreback opened this issue Jun 24, 2014 · 0 comments · Fixed by #7580
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@jreback
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jreback commented Jun 24, 2014

This is a vbench/groupby.py

In [1]: df = DataFrame(np.random.randint(1, 100, (10000, 2)))

In [2]: df[1].groupby(df[0]).nth(0)
IndexError: index 9999 is out of bounds for size 9999
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