matplotlib
diff --git a/‎lib/matplotlib/__init__.py
Copy file name to clipboardExpand all lines: lib/matplotlib/__init__.py
+1-1Lines changed: 1 addition & 1 deletion b/‎lib/matplotlib/__init__.py
Copy file name to clipboardExpand all lines: lib/matplotlib/__init__.py
+1-1Lines changed: 1 addition & 1 deletion
@@ -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