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fix regression of axline behavior with non-linear scales #19485

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Merged
merged 2 commits into from
Feb 10, 2021
Merged

fix regression of axline behavior with non-linear scales #19485

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1363f19
fix regression of axline behavior with non-linear scales
johan12345 Feb 9, 2021
025b2ee
avoid line continuation character
johan12345 Feb 10, 2021
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3 changes: 2 additions & 1 deletion lib/matplotlib/lines.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1432,7 +1432,8 @@ def __init__(self, xy1, xy2, slope, **kwargs):

def get_transform(self):
ax = self.axes
points_transform = self._transform + ax.transData.inverted()
points_transform = self._transform + ax.transData.inverted()\
+ ax.transScale

if self._xy2 is not None:
# two points were given
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13 changes: 13 additions & 0 deletions lib/matplotlib/tests/test_axes.py
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Expand Up @@ -4103,6 +4103,19 @@ def test_eb_line_zorder():
ax.set_title("errorbar zorder test")


@check_figures_equal()
def test_axline_loglog(fig_test, fig_ref):
ax = fig_test.subplots()
ax.set(xlim=(0.1, 10), ylim=(1e-3, 1))
ax.loglog([.3, .6], [.3, .6], ".-")
ax.axline((1, 1e-3), (10, 1e-2), c="k")

ax = fig_ref.subplots()
ax.set(xlim=(0.1, 10), ylim=(1e-3, 1))
ax.loglog([.3, .6], [.3, .6], ".-")
ax.loglog([1, 10], [1e-3, 1e-2], c="k")


@check_figures_equal()
def test_axline(fig_test, fig_ref):
ax = fig_test.subplots()
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