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BUG: duplicate indexed assignement #6541

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jreback opened this issue Mar 4, 2014 · 0 comments · Fixed by #6542
Closed

BUG: duplicate indexed assignement #6541

jreback opened this issue Mar 4, 2014 · 0 comments · Fixed by #6542
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Bug Indexing Related to indexing on series/frames, not to indexes themselves
Milestone
0.14.0

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@jreback
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jreback commented Mar 4, 2014

from SO: http://stackoverflow.com/questions/22178642/assignment-modification-of-values-in-an-indexed-subframe-in-pandas

data = {'me':list('rttti'),'foo': list('aaade'), 'bar': arange(5)*1.34+2, 'bar2': arange(5)*-.34+2}
df = pd.DataFrame(data).set_index('me')

df.loc['r',['bar','bar2']]*=2.0
df.loc['t','bar']*=2.5
df.loc['t',['bar','bar2']]*=2.0
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Bug Indexing Related to indexing on series/frames, not to indexes themselves
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0.14.0
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BUG: Bug in setitem with a duplicate index and an alignable rhs (GH6541) jreback/pandas
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