From d555baaa4c3cb33908e377a3ed968e2f3da9060f Mon Sep 17 00:00:00 2001 From: Jody Klymak Date: Sat, 11 May 2019 19:43:12 -0700 Subject: [PATCH] Backport PR #14164: Fix regexp for dvipng version detection --- lib/matplotlib/__init__.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/matplotlib/__init__.py b/lib/matplotlib/__init__.py index e0ef418f3199..5be7c2a311ac 100644 --- a/lib/matplotlib/__init__.py +++ b/lib/matplotlib/__init__.py @@ -330,7 +330,7 @@ def impl(args, regex, min_ver=None): f"{' '.join(args)}, which output {output}") if name == "dvipng": - return impl(["dvipng", "-version"], "(?m)^dvipng .* (.+)", "1.6") + return impl(["dvipng", "-version"], "(?m)^dvipng(?: .*)? (.+)", "1.6") elif name == "gs": execs = (["gswin32c", "gswin64c", "mgs", "gs"] # "mgs" for miktex. if sys.platform == "win32" else