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Datetime fixes#83

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Jun 7, 2011

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Commits on May 19, 2011

• ENH: Small changes towards datetime type promotion

  

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• ENH: Reimplement datetime dtype string parser (with error checking)

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Commits on May 20, 2011

• ENH: Tighten up dtype parsing in general, to catch some more invalid datetime results

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• ENH: Start implementing the datetime type promotion rules, clean up datetime

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• ENH: Remove 'den' datetime metadata, move datetime_data to a C function

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• ENH: promote_types applies the datetime promotion rules

  

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Commits on May 23, 2011

• BUG: Restore pickling functionality, incorporate Chuck's feedback

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• ENH: Wrote (close to an) ISO date parser, partially modified TIMEVALUE_setitem

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• ENH: Got the ISO date parser working in DATETIME_setitem

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Commits on May 24, 2011

• ENH: Refactor datetime conversion from PyObject* into its own function

  

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• BUG: Was incorrectly using month and day in npy_datetimestruct

  

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• ENH: Refactored DATETIME_getitem and the function it calls

  

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Commits on May 25, 2011

• ENH: Cleaning up object <-> datetime conversions

  

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• ENH: datetime: Tests and fixes for datetime64 <-> object roundtripping

  

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• ENH: Generalize ufunc type resolution to be a replaceable function

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Commits on May 26, 2011

• ENH: umath: Add a binary comparison type resolution function

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• ENH: ufunc: Hook up the binary comparison type resolution

  

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• ENH: datetime: Some work towards getting datetime casting between units working

  

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• BUG: Fix datetime metadata comparison

  

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Commits on May 27, 2011

• ENH: datetime: Got datetime interunit comparisons working

  

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• ENH: Create type resolution function for 'add' with special datetime rules

  

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• ENH: Add custom type resolution function for the subtract ufunc with datetime support

  

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• ENH: Add ufunc datetime-aware type resolution functions for multiply and divide

  

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Commits on May 31, 2011

• ENH: datetime: Implement the multiply and divide DATETIME ufunc loops

  

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• ENH: datetime: Add min/max type resolution, implement tests for datetime ufuncs

  

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• ENH: Handle NaT in most operations, some progress towards proper casting rules

  

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Commits on Jun 1, 2011

• ENH: datetime: Add more tests and type resolution for datetime

  

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• ENH: datetime: Remove logical operations from timedelta

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• ENH: Remove dead code in PyArray_SetDatetimeParseFunction

  

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• ENH: datetime: Allow metadata parameter in datetime scalar constructors

  

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Commits on Jun 2, 2011

• ENH: datetime: Fix up creation of datetime scalar

  

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• ENH: datetime: Generalize the unit parser so datetime scalar can take more general units

  

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• TST: datetime: Extend the tests for the NumPy scalars as well

  

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• ENH: datetime: Add timedelta -> timedelta scalar casting

  

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• ENH: datetime: Eliminate use of npy_timedeltastruct, an unnecessary abstraction

  

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• WRN: Eliminate a number of compiler warnings

  

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Commits on Jun 3, 2011

• ENH: datetime: Got repr and str for datetime scalars working

  

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• ENH: datetime: Remove TimeInteger, partially fix up datetime array printing

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• ENH: datetime: Finish fixing up datetime printing, add datetime to string function with several options

  

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