Python-сообщество

#!/usr/bin/env python

import pylab
from matplotlib import mlab
from pylab import figure, show

xmin = 0
xmax = 2
dx = 1

xlist = mlab.frange (xmin, xmax, dx)

ylist = [9213, 12683, 15203]


fig = figure()
ax = fig.add_subplot(111)
ax.autoscale_view()
ax.grid(True)

fig.autofmt_xdate()

pylab.plot (xlist, ylist)
show()

import pylab
from pylab import figure, show
from datetime import datetime

time = [datetime(2011+i*2, 1, i+1) for i in range(3)]
ylist = [9213, 12683, 15203]
fig = figure()
ax = fig.add_subplot(111)
ax.autoscale_view()
ax.grid(True)
fig.autofmt_xdate()
pylab.plot(time, ylist)
show()

import pylab,datetime
pylab.plot([datetime.datetime(2011+i*2, 1, i+1) for i in range(3)], [9213, 12683, 15203])
pylab.show()

ax.annotate('arrowstyle', xy=(0, 1),  xycoords='data',
                xytext=(-50, 30), textcoords='offset points',
                arrowprops=dict(arrowstyle="->")
                )

import pylab as pl
from datetime import datetime

time = [datetime(2011+i*2,1,i+1) for i in range(3)]
ylist = [9213, 12683, 15203]
fig = pl.figure()
ax = fig.add_subplot(111)
ax.xaxis.set_major_formatter(pl.DateFormatter('%d.%b.%Y'))
ax.annotate('This point!', xy=(time[1], ylist[1]),  xycoords='data',
                xytext=(-50, 30), textcoords='offset points',
                arrowprops=dict(arrowstyle="->")
                )
fig.autofmt_xdate()
pl.plot(time, ylist)
pl.show()