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Add function to create empty DataFrame/Panel/etc with given dtypes for items #549

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wesm opened this issue Dec 27, 2011 · 0 comments
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Add function to create empty DataFrame/Panel/etc with given dtypes for items #549

wesm opened this issue Dec 27, 2011 · 0 comments
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Dtype Conversions Unexpected or buggy dtype conversions Enhancement

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wesm commented Dec 27, 2011

Would result in some non-trivial speedups in places (like conversion of mixed-type DataFrame -> Panel)
@dalejung dalejung mentioned this issue Aug 22, 2012
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@gfyoung gfyoung mentioned this issue Nov 1, 2018
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@jreback jreback closed this as completed Nov 10, 2018
dan-nadler pushed a commit to dan-nadler/pandas that referenced this issue Sep 23, 2019
@srf94 @bmoscon
Better datetime to ms (pandas-dev#549)
0799940 
* Avoid floating point in datetime_to_ms (Issue 483)

* Added integration test for datetime_to_ms bug

* Truncate microseconds not round
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Dtype Conversions Unexpected or buggy dtype conversions Enhancement
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