I'm making many plots in a loop using the same Figure and Axes. The basic setup including a twin Axes is done once and the Axes are cleared at the end of the loop using cla(). Axes.cla() resets the ...

I drew a 3D bar graph in python3 using ax.bar3d and then saved the image to pdf under bbox_inches='tight' using plt.savefig, but the Z-axis label was missing in the pdf. Note that everything worked ...