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read_csv performance regression #717

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adamklein opened this issue Jan 30, 2012 · 0 comments
Closed

read_csv performance regression #717

adamklein opened this issue Jan 30, 2012 · 0 comments
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@adamklein
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3x performance regression, likely b/c unicode changes
yarikoptic added a commit to neurodebian/pandas that referenced this issue Feb 10, 2012
@yarikoptic
Merge commit 'v0.7.0rc1-94-ge3df4e2' into debian
171148d 
* commit 'v0.7.0rc1-94-ge3df4e2':
  DOC: added info on encoding parameter for csv i/o
  TST: renamed io b/c module conflict, made suite check for config
  added vbench for write csv
  BUG: made encoding optional on csv read/write, addresses pandas-dev#717
  BUG: float64 hash table for handling NAs in Series.unique, close pandas-dev#714
  TST: add bench_unique.py
  TST: added better testing for pandas-dev#709
  BUG: closes pandas-dev#709, bug in ix + multiindex use case
  DOC: release notes
  BUG: don't assume that each object contains every unique block type in concat, GH pandas-dev#708
  BUG: inconsistency in .ix with integer label and float index
  Fix test that assumed py2.
  Don't use unnecessary UnicodeReader on Python 3.
  BUG: remove poor man's breakpoint
  BUG: closes pandas-dev#705, csv is encoded utf-8 and then decoded on the read side
  updated support contact info
  DOC: note EWMA adjustment, closes pandas-dev#703
  ENH: close pandas-dev#694, pandas-dev#693, pandas-dev#692
  BUG: Bar plot fails if axis parameter supplied, closes pandas-dev#702
dan-nadler pushed a commit to dan-nadler/pandas that referenced this issue Sep 23, 2019
@shashank88
Merge pull request pandas-dev#717 from shashank88/list_libs_new
3638078 
Fix pandas-dev#587 Add a best effort cache option for list_libraries
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@adamklein