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bar_unit_demo.py

#!/usr/bin/env python
import numpy as np
from basic_units import cm, inch
from pylab import figure, show

N = 5
menMeans = (150*cm, 160*cm, 146*cm, 172*cm, 155*cm)
menStd =   ( 20*cm,  30*cm,  32*cm,  10*cm,  20*cm)

fig = figure()
ax = fig.add_subplot(111)

ind = np.arange(N)    # the x locations for the groups
width = 0.35         # the width of the bars
p1 = ax.bar(ind, menMeans, width, color='r', bottom=0*cm, yerr=menStd)


womenMeans = (145*cm, 149*cm, 172*cm, 165*cm, 200*cm)
womenStd =   (30*cm, 25*cm, 20*cm, 31*cm, 22*cm)
p2 = ax.bar(ind+width, womenMeans, width, color='y', bottom=0*cm, yerr=womenStd)

ax.set_title('Scores by group and gender')
ax.set_xticks(ind+width)
ax.set_xticklabels( ('G1', 'G2', 'G3', 'G4', 'G5') )

ax.legend( (p1[0], p2[0]), ('Men', 'Women') )
ax.yaxis.set_units(inch)
ax.autoscale_view()

#savefig('barchart_demo')
show()

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