get most recent fq python vsn given major.minor

Author: d-w-moore

irods/test/harness/most_recent_python.py

@@ -0,0 +1,16 @@
+#!/bin/bash
+MAJOR_MINOR=$1
+if [ -z "$MAJOR_MINOR" ]; then
+    echo >&2 'error in param 1 (minor version increment)'
+    exit 2
+else
+    [[ $MAJOR_MINOR =~ [0-9]+\.[0-9]+ ]] ||\
+        { echo >&2 "wrong format for param 1 (need: MAJOR.MINOR e.g. 3.11)"; exit 3; }
+fi
+
+url='https://www.python.org/ftp/python/'
+
+# Fetch the directory listing, extract version numbers, sort them, and find the latest 3.$MINOR.x
+curl --silent "$url"|\
+sed -n 's!.*href="\('$MAJOR_MINOR'\.[0-9]\+\)/".*!\1!p'|sort -rV|\
+head -n 1