.. _pylab_examples-plotfile_demo: pylab_examples example code: plotfile_demo.py ============================================= .. plot:: /home/tcaswell/src/p/matplotlib/doc/mpl_examples/pylab_examples/plotfile_demo.py :: import matplotlib.pyplot as plt import numpy as np import matplotlib.cbook as cbook fname = cbook.get_sample_data('msft.csv', asfileobj=False) fname2 = cbook.get_sample_data('data_x_x2_x3.csv', asfileobj=False) # test 1; use ints plt.plotfile(fname, (0, 5, 6)) # test 2; use names plt.plotfile(fname, ('date', 'volume', 'adj_close')) # test 3; use semilogy for volume plt.plotfile(fname, ('date', 'volume', 'adj_close'), plotfuncs={'volume': 'semilogy'}) # test 4; use semilogy for volume plt.plotfile(fname, (0, 5, 6), plotfuncs={5: 'semilogy'}) # test 5; single subplot plt.plotfile(fname, ('date', 'open', 'high', 'low', 'close'), subplots=False) # test 6; labeling, if no names in csv-file plt.plotfile(fname2, cols=(0, 1, 2), delimiter=' ', names=['$x$', '$f(x)=x^2$', '$f(x)=x^3$']) # test 7; more than one file per figure--illustrated here with a single file plt.plotfile(fname2, cols=(0, 1), delimiter=' ') plt.plotfile(fname2, cols=(0, 2), newfig=False, delimiter=' ') # use current figure plt.xlabel(r'$x$') plt.ylabel(r'$f(x) = x^2, x^3$') # test 8; use bar for volume plt.plotfile(fname, (0, 5, 6), plotfuncs={5: 'bar'}) plt.show() Keywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)