Any graphics library for unix that can draw histograms?

Question

A python program needs to draw histograms. It's ok to use 3rd party library (free). What is the best way to do that?

Answer 1

You can use matplotlib.

Answer 2

Gnuplot.py lets you use Gnuplot from python.

Answer 3

How much power do you need? How much external weight are you willing to take on? ROOT is accessible in python using PyROOT. Heavy and a lot to learn to get the most out of it, but very powerful.