nodejs: Add light python wrappers for running node and friends

third_party/node/node.py

+#!/usr/bin/env python
+# Copyright 2017 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+from os import path as os_path
+
+
+def GetPlatformPath():
+  import platform
+  return os_path.join(*{
+    'Darwin': ('mac', 'node-darwin-x64', 'bin', 'node'),
+    'Linux': ('linux', 'node-linux-x64', 'bin', 'node'),
+    'Windows': ('win', 'node.exe'),
+  }[platform.system()])
+
+
+def GetBinaryPath():
+  return os_path.join(os_path.dirname(__file__), GetPlatformPath())
+
+
+def Run(args):
+  import subprocess
+  subprocess.Popen(' '.join([GetBinaryPath()] + args), shell=True).communicate()
+
+
+if __name__ == '__main__':

[dpapad, 2017/01/20 03:18:50]

I don't think this is needed yet, so why add it?

BTW, after removing this, this CL is fairly identical to mine
https://codereview.chromium.org/2638383006. Let's just coordinate tomorrow and
work on one CL collectively instead.

[Dan Beam, 2017/01/20 17:38:11]

Done.

+  import sys
+  Run(sys.argv[1:])