## From https://github.com/ketiltrout/getdata/pull/7/commits/46aa6bccda10dcad7fd6dfa1fdffb4864be1b3a1
--- getdata-0.11.0/m4/python.m4-orig	2021-11-02 19:13:52.000000000 -0400
+++ getdata-0.11.0/m4/python.m4	2023-03-01 13:27:31.539169820 -0500
@@ -161,7 +161,7 @@
 AC_MSG_RESULT([$have_python3])
 
 AC_MSG_CHECKING([$PYTHON version])
-PYTHON_VERSION=`$PYTHON -c "import sys; print (sys.version[[:3]])"`
+PYTHON_VERSION=`$PYTHON -c "import sys; print('{v[[0]]}.{v[[1]]}'.format(v=sys.version_info))"`
 AC_MSG_RESULT([$PYTHON_VERSION])
 AC_SUBST([PYTHON_VERSION])