Feb 14, 2024 · Feb 14, 2024
diff --git a/lib/matplotlib/backends/backend_pgf.py b/lib/matplotlib/backends/backend_pgf.py
        # Open LaTeX process for real work; register it for deletion.  On
        # Windows, we must ensure that the subprocess has quit before being
        # able to delete the tmpdir in which it runs; in order to do so, we
        # must first `kill()` it, and then `communicate()` with it.
        # must first `kill()` it, and then `communicate()` with or `wait()` on
        # it.
        try:
            self.latex = subprocess.Popen(
                [mpl.rcParams["pgf.texsystem"], "-halt-on-error"],

        def finalize_latex(latex):
            latex.kill()
            latex.communicate()
            try:
                latex.communicate()
            except RuntimeError:
                latex.wait()

        self._finalize_latex = weakref.finalize(
            self, finalize_latex, self.latex)
Original file line number	Diff line number	Diff line change
Expand Up		@@ -257,7 +257,8 @@ def _setup_latex_process(self, *, expect_reply=True):
		# Open LaTeX process for real work; register it for deletion. On
		# Windows, we must ensure that the subprocess has quit before being
		# able to delete the tmpdir in which it runs; in order to do so, we
		# must first `kill()` it, and then `communicate()` with it.
		# must first `kill()` it, and then `communicate()` with or `wait()` on
		# it.
		try:
		self.latex = subprocess.Popen(
		[mpl.rcParams["pgf.texsystem"], "-halt-on-error"],
Expand All		@@ -274,7 +275,10 @@ def _setup_latex_process(self, *, expect_reply=True):

		def finalize_latex(latex):
		latex.kill()
		latex.communicate()
		try:
		latex.communicate()
		except RuntimeError:
		latex.wait()

		self._finalize_latex = weakref.finalize(
		self, finalize_latex, self.latex)
Expand Down