new file mode 100644
--- /dev/null
+++ b/run_benchmarks.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+#
+# 1. Run the tests with `tox` (this will set up all the tox envs).
+# 2. ./run_benchmarks.sh <env-name> | tee results-<env-name>.out
+
+NAME="$1"
+PYTHON="./.tox/$NAME/bin/python"
+BENCH_DIR="bench_build/$1"
+BENCH_BIN_DIR="$BENCH_DIR/bin"
+mkdir -p "bench_build"
+
+rm -rf "$BENCH_DIR"
+cp -R "examples/bench" "$BENCH_DIR"
+
+case "$NAME" in
+  py32|py33)
+    2to3 -w --no-diffs "$BENCH_DIR"
+    ;;
+esac
+
+echo "-- basic --"
+"$PYTHON" "$BENCH_DIR/basic.py" 
+echo
+
+echo "-- bigtable --"
+"$PYTHON" "$BENCH_DIR/bigtable.py"
+echo
+
+echo "-- xpath --"
+"$PYTHON" "$BENCH_DIR/xpath.py"
+echo