This PR adds a smoke test forAxes.imshow in lib/matplotlib/tests/test_datetime.py and addresses taskAxes.imshow in issue#26864. Due to the behavior ofAxes.imshow with thempl.rcParams["date.converter"] = "concise", I included year, month, day, and time axis scale plots.
Below is the image of the generated plot:

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Added smoke test for Axes.imshow to test_datetime.py

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QuLogic reviewed

Dec 8, 2023

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I'm not too sure we need all 4 scales, as that is testing the concise date formatter, not anything specific toimshow.

lib/matplotlib/tests/test_datetime.py OutdatedShow resolvedHide resolved

Updates based on suggestions. By constraining the date range to a few…

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… days, the axes labels now look like dates instead of just the year.

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ConstableCatnip commentedDec 11, 2023•
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I futzed with it a bit more and found that if I removed "concise" and used a tighter date range than the axis labels looked like dates (see below). Originally at first the labels were only the year number which I thought might be confusing as it didn't look like a date. Let me know what you think!