sky/sdk/lib/download_material_design_icons

#!/usr/bin/env python
# Copyright (c) 2015 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.

import os
import subprocess
import urllib2

sky_lib_dir = os.path.dirname(os.path.abspath(__file__))
assets_dir = os.path.join(sky_lib_dir, 'assets')
sha1_path = os.path.join(assets_dir, 'material-design-icons.sha1')

with open(sha1_path, 'r') as f:
    sha1 = f.read()

tgz_path = os.path.join(assets_dir, 'material-design-icons.tgz')
url = 'https://storage.googleapis.com/mojo/material-design-icons/%s' % sha1
response = urllib2.urlopen(url)

with open(tgz_path, 'wb') as f:
    f.write(response.read())

output_path = os.path.join(assets_dir, tgz_path)
subprocess.call([
    'tar', '-xzf', output_path, '-C', assets_dir
])

os.unlink(tgz_path)