mirror of
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synced 2024-11-13 10:03:32 +01:00
78 lines
2.5 KiB
Python
78 lines
2.5 KiB
Python
"""
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Functions for easy script writing
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mostly for simpler figure saving from cli
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"""
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import matplotlib.pyplot as plt
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import numpy as np
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import os.path as path
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from argparse import ArgumentParser
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def ArgumentParserWithFigure(*args, **kwargs):
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parser = ArgumentParser(*args, **kwargs)
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parser.add_argument("fname", metavar="path/to/figure[/]", nargs="?", help="Location for generated figure, will append __file__ if a directory. If not supplied, figure is shown.")
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return parser
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def save_all_figs_to_path_or_show(fnames, figs=None, default_basename=None, default_extensions=['.pdf', '.png']):
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"""
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Save all figures to fnames.
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If fnames is empty, simply call plt.show()
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"""
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if not fnames:
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# empty list, False, None
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plt.show()
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return
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if figs is None:
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figs = [plt.figure(i) for i in plt.get_fignums()]
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default_basename = path.basename(default_basename)
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# singular value
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if isinstance(fnames, (str, True)):
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fnames = [fnames]
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if len(fnames) == len(figs):
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fnames_list = zip(figs, fnames, False)
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elif len(fnames) == 1:
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tmp_fname = fnames[0] #needed for generator
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fnames_list = ( (fig, tmp_fname, len(figs) > 1) for fig in figs)
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else:
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# outer product magic
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fnames_list = ( (fig,fname, False) for fname in fnames for fig in figs )
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del fnames
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# format fnames
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pad_width = max(2, int(np.floor(np.log10(len(figs))+1)))
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fig_fnames = []
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for fig, fnames, append_num in fnames_list:
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if not hasattr(fnames, '__len__') or isinstance(fnames, str):
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# single name
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fnames = [fnames]
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new_fnames = []
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for fname in fnames:
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if path.isdir(fname):
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if default_basename is not None:
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fname = path.join(fname, path.splitext(default_basename)[0]) # leave off extension
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elif hasattr(fig, 'basefilename'):
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fname = path.join(fname, path.splitext(fig.basefilename)[0]) # leave off extension
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if append_num is True:
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fname += ("_fig{:0"+str(pad_width)+"d}").format(fig.number)
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if not path.splitext(fname)[1]: # no extension
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for ext in default_extensions:
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new_fnames.append(fname+ext)
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else:
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new_fnames.append(fname)
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fig_fnames.append(new_fnames)
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# save files
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for fnames, fig in zip(fig_fnames, figs):
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for fname in fnames:
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fig.savefig(fname, transparent=True)
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