From: C M <cmp...@gm...> - 2011-01-27 21:37:44
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> just make a numpy array out of your two lists, and you'll be able > to subtract one from the other. > > import numpy as np > top = np.array(top) > bot = np.array(bot) Thank you, Paul. That worked and I'm now able to display bar charts. I appreciate it. Best, Che |