Source code for plot_logs

#!/usr/bin/env python
Plot logs of variables saved in a text file by sfepy.base.log.Log class.

The plot should be almost the same as the plot that would be generated by the
Log directly.
from __future__ import absolute_import
import sys
from argparse import ArgumentParser, Action, RawDescriptionHelpFormatter

import matplotlib.pyplot as plt

from sfepy.base.log import read_log, plot_log

[docs]class ParseRc(Action): def __call__(self, parser, namespace, values, option_string=None): pars = eval('{' + values + '}') setattr(namespace, self.dest, pars)
helps = { 'groups' : 'list of log data groups subplots (from 0) to plot - all groups are' ' plotted if not given', 'output_filename' : 'save the figure using the given file name', 'rc' : 'matplotlib resources', 'no_legends' : 'do not show legends in the log plots', 'nbins' : 'the numbers of bins in x, y axes for all groups [default: %(default)s]', 'swap_axes' : 'swap the axes of the plots', 'no_show' : 'do not show the figure', }
[docs]def main(): parser = ArgumentParser(description=__doc__, formatter_class=RawDescriptionHelpFormatter) parser.add_argument('-g', '--groups', metavar='int[,int,...]', action='store', dest='groups', default=None, help=helps['groups']) parser.add_argument('-o', '--output', metavar='filename', action='store', dest='output_filename', default=None, help=helps['output_filename']) parser.add_argument('--rc', type=str, metavar='key:val,...', action=ParseRc, dest='rc', default={}, help=helps['rc']) parser.add_argument('--no-legends', action='store_false', dest='show_legends', default=True, help=helps['no_legends']) parser.add_argument('--nbins', metavar='nx1,ny1,...', action='store', dest='nbins', default=None, help=helps['nbins']) parser.add_argument('--swap-axes', action='store_true', dest='swap_axes', default=False, help=helps['swap_axes']) parser.add_argument('-n', '--no-show', action='store_true', dest='no_show', default=False, help=helps['no_show']) parser.add_argument('filename') options = parser.parse_args() filename = options.filename if options.groups is not None: options.groups = [int(ii) for ii in options.groups.split(',')] if options.nbins is not None: aux = [int(ii) if ii != 'None' else None for ii in options.nbins.split(',')] xnbins, ynbins = aux[::2], aux[1::2] else: xnbins = ynbins = None log, info = read_log(filename) plt.rcParams.update(options.rc) plot_log(None, log, info, groups=options.groups, xnbins=xnbins, ynbins=ynbins, show_legends=options.show_legends, swap_axes=options.swap_axes) if options.output_filename: plt.savefig(options.output_filename) if not options.no_show:
if __name__ == '__main__': main()