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Bug : ax.bar raises for all-nan data on matplotlib 3.6.1 Bug summary

Bug : ax.bar raises for all-nan data on matplotlib 3.6.1 Bug summary: a task in Lego-RL-SWE-Bench-Verified (Harbor dataset). ax.bar raises an exception in 3.6.1 when passed only nan data. This irrevocably breaks seaborn's histogram function (which draws and then removes a "phantom" bar to trip the…

The task

`ax.bar` raises an exception in 3.6.1 when passed only nan data. This irrevocably breaks seaborn's histogram function (which draws and then removes a "phantom" bar to trip the color cycle).

Part of Lego-X/Lego-RL-SWE-Bench-Verified.