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Date stem simplefix #3015

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Merged
merged 2 commits into from
May 16, 2014
Merged

Date stem simplefix #3015

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631b4dc
BUG : added failing test for passing dates to stem
tacaswell Apr 27, 2014
380fe29
BUG : minimal fix for date x-values in stem plots
tacaswell Apr 27, 2014
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6 changes: 6 additions & 0 deletions CHANGELOG
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,8 @@
2014-04-27 Improved input clean up in Axes.{h|v}lines
Coerce input into a 1D ndarrays (after dealing with units).

2014-04-27 removed un-needed cast to float in stem

2014-04-22 Added an example showing the difference between
interpolation = 'none' and interpolation = 'nearest' in
`imshow()` when saving vector graphics files.
Expand All @@ -18,6 +20,10 @@
2014-04-08 Fixed a bug in parasite_axes.py by making a list out
of a generator at line 263.

2014-02-25 In backend_qt4agg changed from using update -> repaint under
windows. See comment in source near `self._priv_update` for
longer explaination.

2014-03-27 Added tests for pie ccw parameter. Removed pdf and svg images
from tests for pie linewidth parameter.

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2 changes: 1 addition & 1 deletion lib/matplotlib/axes/_axes.py
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Expand Up @@ -2263,7 +2263,7 @@ def stem(self, *args, **kwargs):
self.hold(True)

# Assume there's at least one data array
y = np.asarray(args[0], dtype=np.float)
y = np.asarray(args[0])
args = args[1:]

# Try a second one
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13 changes: 13 additions & 0 deletions lib/matplotlib/tests/test_axes.py
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Expand Up @@ -1636,6 +1636,19 @@ def test_stem_args():
ax.stem(x, y, 'r--', basefmt='b--')


@cleanup
def test_stem_dates():
fig, ax = plt.subplots(1, 1)
from dateutil import parser
x = parser.parse("2013-9-28 11:00:00")
y = 100

x1 = parser.parse("2013-9-28 12:00:00")
y1 = 200

ax.stem([x, x1], [y, y1], "*-")


@image_comparison(baseline_images=['hist_stacked_stepfilled_alpha'])
def test_hist_stacked_stepfilled_alpha():
# make some data
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