Add script to check for Python

kgryte · kgryte · commit 08f3ed461d03 · 2017-03-08T22:57:07.000-08:00
diff --git a/tools/scripts/check_python b/tools/scripts/check_python
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+#
+# Check whether python is installed.
+#
+# Usage: check_python
+#
+
+# VARIABLES #
+
+# Find python:
+PYTHON=$(which python 2>/dev/null)
+
+
+# FUNCTIONS #
+
+# Prints usage information.
+usage() {
+	echo '' >&2
+	echo 'Usage: check_python' >&2
+	echo '' >&2
+}
+
+# MAIN #
+
+if [[ -x "${PYTHON}" ]] && "${PYTHON}" --version >/dev/null; then
+	echo 'python is installed.' >&2
+	exit 0
+else
+	echo 'ERROR: missing dependency. Please download python (https://www.python.org/). Once installed, run the command again.' >&2
+	exit 1
+fi
+
+# TODO: check for minimum version
