diff --git a/tools/check-git2python-packaging.sh b/tools/check-git2python-packaging.sh
new file mode 100755
index 0000000..64595c9
--- /dev/null
+++ b/tools/check-git2python-packaging.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+if [ ! -f setup.py ]; then
+	echo Not in a python package root directory, no setup.py file
+	exit 1
+fi
+
+echo Cleaning...
+rm -rf dist/ build/ *.egg-info/
+
+echo Building distribution file...
+python setup.py sdist
+
+if [ -d .git ]; then
+	DIST=`ls dist/*.tar.gz`
+	NAME=`basename $DIST | sed s/\\.tar\\.gz//`
+	echo $DIST
+	echo $NAME
+	echo "tar tzf $DIST | sed s/$NAME\/// | grep -v '/$' | sort -u"
+	diff -ub <(git ls-files|sort) <(tar tzf $DIST | sed s/$NAME\\/// | grep -v '/$' | sort -u) | less
+fi