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BUG: invert_xaxis (negative tot_sec) triggers MilliSecondLocator (#3990) #3991

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Merged
merged 1 commit into from
Jul 10, 2013
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BUG: invert_xaxis (negative tot_sec) triggers MilliSecondLocator (#3990) #3991

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2 changes: 2 additions & 0 deletions doc/source/release.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -324,6 +324,8 @@ pandas 0.12
(:issue:`4145`, :issue:`4146`)
- Fixed bug in the parsing of microseconds when using the ``format``
argument in ``to_datetime`` (:issue:`4152`)
- Fixed bug in ``PandasAutoDateLocator`` where ``invert_xaxis`` triggered
incorrectly ``MilliSecondLocator`` (:issue:`3990`)

pandas 0.11.0
=============
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2 changes: 2 additions & 0 deletions doc/source/v0.12.0.txt
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Expand Up @@ -461,6 +461,8 @@ Bug Fixes
iterated over when regex=False (:issue:`4115`)
- Fixed bug in the parsing of microseconds when using the ``format``
argument in ``to_datetime`` (:issue:`4152`)
- Fixed bug in ``PandasAutoDateLocator`` where ``invert_xaxis`` triggered
incorrectly ``MilliSecondLocator`` (:issue:`3990`)

See the :ref:`full release notes
<release>` or issue tracker
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2 changes: 1 addition & 1 deletion pandas/tseries/converter.py
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Expand Up @@ -244,7 +244,7 @@ def get_locator(self, dmin, dmax):
num_sec = (delta.hours * 60.0 + delta.minutes) * 60.0 + delta.seconds
tot_sec = num_days * 86400. + num_sec

if tot_sec < self.minticks:
if abs(tot_sec) < self.minticks:
self._freq = -1
locator = MilliSecondLocator(self.tz)
locator.set_axis(self.axis)
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