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Commit b516dd8

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jklymakMeeseeksDev[bot]
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Backport PR #12313: BUG: Fix typo in view_limits() for MultipleLocator
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‎lib/matplotlib/tests/test_ticker.py

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+17Lines changed: 17 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -59,6 +59,23 @@ def test_basic(self):
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9.441, 12.588])
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assert_almost_equal(loc.tick_values(-7, 10), test_value)
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def test_view_limits(self):
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"""
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Test basic behavior of view limits.
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"""
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with matplotlib.rc_context({'axes.autolimit_mode': 'data'}):
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loc = mticker.MultipleLocator(base=3.147)
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assert_almost_equal(loc.view_limits(-5, 5), (-5, 5))
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def test_view_limits_round_numbers(self):
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"""
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Test that everything works properly with 'round_numbers' for auto
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limit.
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"""
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with matplotlib.rc_context({'axes.autolimit_mode': 'round_numbers'}):
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loc = mticker.MultipleLocator(base=3.147)
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assert_almost_equal(loc.view_limits(-4, 4), (-6.294, 6.294))
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def test_set_params(self):
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"""
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Create multiple locator with 0.7 base, and change it to something else.

‎lib/matplotlib/ticker.py

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+1-1Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1742,7 +1742,7 @@ def view_limits(self, dmin, dmax):
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"""
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if rcParams['axes.autolimit_mode'] == 'round_numbers':
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vmin = self._edge.le(dmin) * self._edge.step
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vmax = self._base.ge(dmax) * self._edge.step
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vmax = self._edge.ge(dmax) * self._edge.step
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if vmin == vmax:
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vmin -= 1
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vmax += 1

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