Convert pdfs in 'figures/' to eps in 'figures_eps/' using Inkscape called from a Python script.

py_pdf_to_eps_with_inkscape.py

import pathlib
import subprocess

figures_in = list(pathlib.Path('figures/').glob('*'))

for fig_path in figures_in:
    out_path = (pathlib.Path('figures_eps') /
                pathlib.Path(fig_path.stem).with_suffix('.eps'))
    subprocess.run(["inkscape", fig_path, "-o", out_path,
                    "--export-ps-level=3"])