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@sinhrks sinhrks commented Jun 21, 2014

Closes #7539.

Also, this fixed #7112 case 3 and case 4 to preserve tz. I've modified the tests for it.

Related to #6469.

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jreback commented Jun 21, 2014

pls do a perf check make sure nothing really changed

@jreback jreback added this to the 0.14.1 milestone Jun 22, 2014
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sinhrks commented Jun 23, 2014

Result of vbench attached.

  • 1st time
------------------------------------------------------------------------------- Test name | head[ms] | base[ms] | ratio | ------------------------------------------------------------------------------- groupby_frame_cython_many_columns | 13.8263 | 12.6497 | 1.0930 | packers_write_json_date_index | 249.6490 | 225.3887 | 1.1076 | packers_write_pack | 85.4166 | 75.2767 | 1.1347 | datetimeindex_normalize | 195.3310 | 162.7570 | 1.2001 | 
  • 2nd time
write_store_table_mixed | 74.6583 | 64.0423 | 1.1658 | frame_isnull | 2.7107 | 2.2360 | 1.2123 | reindex_daterange_backfill | 2.4064 | 1.9484 | 1.2351 | dtype_infer_int32 | 3.3810 | 2.7177 | 1.2441 | stat_ops_frame_mean_float_axis_0 | 2.3917 | 1.8989 | 1.2595 | series_drop_duplicates_string | 1.1253 | 0.8860 | 1.2702 | 
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jreback commented Jun 23, 2014

this is ok...ping when green

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sinhrks commented Jun 24, 2014

@jreback now green.

jreback added a commit that referenced this pull request Jun 24, 2014
BUG: DatetimeIndex.asobject raises ValueError when contains NaT
@jreback jreback merged commit 2bd4517 into pandas-dev:master Jun 24, 2014
@sinhrks sinhrks deleted the dtmixin branch June 26, 2014 10:59
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API Design Compat pandas objects compatability with Numpy or Python functions Datetime Datetime data dtype

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