set the version in the Makefile

Makefile

@@ -5,7 +5,7 @@ install:
 	chmod +x ~/.local/bin/gplt
 	cp src/plot.py ~/.local/bin/
 	cp src/multi_bar.py ~/.local/bin/
-	sed 's/{{VERSION}}/foo/g' ~/.local/bin/gplt
+	./scripts/set-version.sh ~/.local/bin
 
 uninstall:
 	rm ~/.local/bin/gplt

scripts/set-version.sh

+#!/usr/bin/env bash
+
+[[ -z $1 ]] && {
+    echo "please give the path to the installation directory"
+    exit 1
+}
+
+sed --in-place "s/{{VERSION}}/$(git describe)/g" "$1/gplt"