@elextr commented on this pull request.
@@ -21,7 +21,7 @@ AC_DEFUN([GEANY_CHECK_GTKDOC_HEADER],
[test "x$geany_enable_gtkdoc_header" != "xno"], [ dnl python - AM_PATH_PYTHON([2.7], [have_python=yes], [have_python=no]) + AM_PATH_PYTHON([3], [have_python=yes], [have_python=no])
Its explained in #2896, but I didn't link it because I didn't want to close it automatically since this PR only does one part of that issue.