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PERF: vbench for excel writers #7171

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jreback opened this issue May 19, 2014 · 1 comment · Fixed by #10376
Closed

PERF: vbench for excel writers #7171

jreback opened this issue May 19, 2014 · 1 comment · Fixed by #10376
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IO Excel read_excel, to_excel Performance Memory or execution speed performance
Milestone
0.17.0

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@jreback
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jreback commented May 19, 2014

head to head for all the writer engines

openpyxl, xlsxwriter
@jreback jreback added this to the 0.15.0 milestone May 19, 2014
@jtratner jtratner mentioned this issue Sep 19, 2014
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jreback commented Sep 22, 2014

as of openpyxl 2.1 they claim to use lxml to make writing 3x faster

@jreback jreback modified the milestones: 0.16.0, Next Major Release Mar 6, 2015
@bashtage bashtage mentioned this issue Jun 17, 2015
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@jreback jreback modified the milestones: 0.17.0, Next Major Release Jun 18, 2015
bashtage pushed a commit to bashtage/pandas that referenced this issue Jun 20, 2015
@bashtage
ENH: Enable ExcelWriter to construct in-memory sheets
9220309 
Add support for StringIO/BytesIO to ExcelWriter
Add vbench support for writing excel files
Add support for serializing lists/dicts to strings
Fix bug when reading blank excel sheets
Added xlwt to Python 3.4 builds

closes pandas-dev#8188
closes pandas-dev#7074
closes pandas-dev#6403
closes pandas-dev#7171
closes pandas-dev#6947
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IO Excel read_excel, to_excel Performance Memory or execution speed performance
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ENH: Enable ExcelWriter to construct in-memory sheets bashtage/pandas
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