Python 3 wrapper around latexmk for building in a temporary directory

latex2pdf

#! /usr/bin/env python3

from subprocess import Popen, PIPE
from os import write, getcwd
from tempfile import TemporaryDirectory
from shutil import copy
from pathlib import Path
from glob import glob
from signal import signal, SIGINT
from sys import exit

import click

@click.command()
@click.option("output_dir", "-o", type=click.Path(exists=True), help="Output directory", default=getcwd())
@click.argument("latexmk_args", nargs=-1)
def latex2pdf(output_dir, latexmk_args):
	with TemporaryDirectory() as build_directory:
		def save_output(signal=None, frame=None):
			for generated_pdf in glob(str(Path(build_directory) / Path("*.pdf"))):
				copy(generated_pdf, output_dir)
			if signal:
				exit(0)
		signal(SIGINT, save_output)
		latexmk = Popen(["latexmk", "-outdir=" + build_directory, "-pdf"] +  list(latexmk_args), stdout = PIPE)
		for char in iter(lambda: latexmk.stdout.read(1), b''):
			write(1, char)
		save_output()

if __name__ == "__main__":
	latex2pdf()

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@imi44 Would you care to elaborate?