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FIX: ValueError when hexbin is run with empty arrays and log scaling. #23944

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Merged
timhoffm merged 3 commits into from
Sep 23, 2022
Merged

FIX: ValueError when hexbin is run with empty arrays and log scaling. #23944

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281b09d
Add test for empty hexbin with log scaling.
erykoff Sep 19, 2022
c8b5dea
Use guarded autoscale_None for use when vmin/vmax are None.
erykoff Sep 19, 2022
3d2ffef
Add additional check when auto vmin/vmax are None.
erykoff Sep 19, 2022
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Add test for empty hexbin with log scaling.
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@erykoff
erykoff committed Sep 19, 2022
commit 281b09d62f43e1e64a16c76747d70d402ad52f92
8 changes: 8 additions & 0 deletions lib/matplotlib/tests/test_axes.py
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Expand Up @@ -901,6 +901,14 @@ def test_hexbin_empty():
ax.hexbin([], [])


@image_comparison(['hexbin_empty.png'], remove_text=True)
def test_hexbin_log_empty():
# From #23922: creating hexbin with log scaling from empty
# dataset raises ValueError
ax = plt.gca()
ax.hexbin([], [], bins='log')


def test_hexbin_pickable():
# From #1973: Test that picking a hexbin collection works
fig, ax = plt.subplots()
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