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PERF: Use is_utc check to improve performance of dateutil UTC in DatetimeIndex methods #23772
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Hello @mroeschke! Thanks for submitting the PR.
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lgtm. I bet this actually fixed a bug where a dateutil UTC value was not treated correctly? |
Also datetime.timezones.utc in py3 |
Codecov Report
@@ Coverage Diff @@
## master #23772 +/- ##
==========================================
- Coverage 92.24% 92.24% -0.01%
==========================================
Files 161 161
Lines 51433 51431 -2
==========================================
- Hits 47446 47444 -2
Misses 3987 3987
Continue to review full report at Codecov.
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…fixed * upstream/master: (46 commits) DEPS: bump xlrd min version to 1.0.0 (pandas-dev#23774) BUG: Don't warn if default conflicts with dialect (pandas-dev#23775) BUG: Fixing memory leaks in read_csv (pandas-dev#23072) TST: Extend datetime64 arith tests to array classes, fix several broken cases (pandas-dev#23771) STYLE: Specify bare exceptions in pandas/tests (pandas-dev#23370) ENH: between_time, at_time accept axis parameter (pandas-dev#21799) PERF: Use is_utc check to improve performance of dateutil UTC in DatetimeIndex methods (pandas-dev#23772) CLN: io/formats/html.py: refactor (pandas-dev#22726) API: Make Categorical.searchsorted returns a scalar when supplied a scalar (pandas-dev#23466) TST: Add test case for GH14080 for overflow exception (pandas-dev#23762) BUG: Don't extract header names if none specified (pandas-dev#23703) BUG: Index.str.partition not nan-safe (pandas-dev#23558) (pandas-dev#23618) DEPR: tz_convert in the Timestamp constructor (pandas-dev#23621) PERF: Datetime/Timestamp.normalize for timezone naive datetimes (pandas-dev#23634) TST: Use new arithmetic fixtures, parametrize many more tests (pandas-dev#23757) REF/TST: Add more pytest idiom to parsers tests (pandas-dev#23761) DOC: Add ignore-deprecate argument to validate_docstrings.py (pandas-dev#23650) ENH: update pandas-gbq to 0.8.0, adds credentials arg (pandas-dev#23662) DOC: Improve error message to show correct order (pandas-dev#23652) ENH: Improve error message for empty object array (pandas-dev#23718) ...
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git diff upstream/master -u -- "*.py" | flake8 --diff
Benchmarks from
timeseries.py
andtimestamp.py