Bug 1528374 - Add a simple script to wrap mozinstall. r=firefox-build-system-reviewers,mshal

Differential Revision: https://phabricator.services.mozilla.com/D20408

--HG--
extra : moz-landing-system : lando

python/mozbuild/mozbuild/action/install.py

@@ -0,0 +1,24 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+from __future__ import absolute_import
+from __future__ import print_function
+
+# A simple script to invoke mozinstall from the command line without depending
+# on a build config.
+
+import sys
+import mozinstall
+
+
+def main(args):
+    if len(args) != 2:
+        print("Usage: install.py [src] [dest]")
+        return 1
+    src, dest = args
+    mozinstall.install(src, dest)
+
+
+if __name__ == '__main__':
+    sys.exit(main(sys.argv[1:]))