gstlal_plot_psd

#!/usr/bin/env python3
#
# Copyright (C) 2012  Chad Hanna
#
# This program is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; either version 2 of the License, or (at your
# option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 
 

 
 
from optparse import OptionParser
import os
 
from gstlal.plots import set_matplotlib_cache_directory
set_matplotlib_cache_directory()
from gstlal.psd import read_psd
from gstlal.plots.psd import plot_psds
 
import matplotlib
 
 
matplotlib.rcParams.update({
    "font.size": 10.0,
    "axes.titlesize": 10.0,
    "axes.labelsize": 10.0,
    "xtick.labelsize": 8.0,
    "ytick.labelsize": 8.0,
    "legend.fontsize": 8.0,
    "figure.dpi": 300,
    "savefig.dpi": 300,
    "text.usetex": True,
    "path.simplify": True
})
 
 
def parse_command_line():
    parser = OptionParser()
    parser.add_option("-o", "--output", help = "Set plot filename (default = replace input file's extension with .png).")
    parser.add_option("-v", "--verbose", action = "store_true", help = "Be verbose.")
    options, filenames = parser.parse_args()
 
    if not filenames:
        raise ValueError("must supply at least one input filename")
    if options.output and len(filenames) > 1:
        raise ValueError("must supply only one input file when setting --output")
 
    return options, filenames
 
 
options, filenames = parse_command_line()
 
 
for fname in filenames:
    if options.output:
        outname = options.output
    else:
        outname = os.path.join(os.path.splitext(fname)[0], ".png")
 
    fig = plot_psds(read_psd(fname, verbose=options.verbose), plot_width=2400)
    fig.savefig(outname)