old_contents: #!/usr/bin/env python
  
  import argparse
  import hashlib
  import os
  import tempfile
  
  from lib.config import s3_config
  from lib.util import download, rm_rf, s3put
  
  
  DIST_URL = 'https://atom.io/download/atom-shell/'
  
  
  def main():
    args = parse_args()
  
    url = DIST_URL + args.version + '/'
    directory, files = download_files(url, get_files_list(args.version))
    checksums = [
      create_checksum('sha1', directory, 'SHASUMS.txt', files),
      create_checksum('sha256', directory, 'SHASUMS256.txt', files)
    ]
  
    bucket, access_key, secret_key = s3_config()
    s3put(bucket, access_key, secret_key, directory,
          'atom-shell/dist/{0}'.format(args.version), checksums)
  
    rm_rf(directory)
  
  
  def parse_args():
    parser = argparse.ArgumentParser(description='upload sumsha file')
    parser.add_argument('-v', '--version', help='Specify the version',
                        required=True)
    return parser.parse_args()
  
  
  def get_files_list(version):
    return [
      'node-{0}.tar.gz'.format(version),
      'iojs-{0}.tar.gz'.format(version),
      'node.lib',
      'x64/node.lib',
      'win-x86/iojs.lib',
      'win-x64/iojs.lib',
    ]
  
  
  def download_files(url, files):
    directory = tempfile.mkdtemp(prefix='electron-tmp')
    return directory, [
      download(f, url + f, os.path.join(directory, f))
      for f in files
    ]
  
  
  def create_checksum(algorithm, directory, filename, files):
    lines = []
    for path in files:
      h = hashlib.new(algorithm)
      with open(path, 'r') as f:
        h.update(f.read())
        lines.append(h.hexdigest() + '  ' + os.path.relpath(path, directory))
  
    checksum_file = os.path.join(directory, filename)
    with open(checksum_file, 'w') as f:
      f.write('\n'.join(lines) + '\n')
    return checksum_file
  
  
  if __name__ == '__main__':
    import sys
    sys.exit(main())
  
new_contents: #!/usr/bin/env python
  
  import argparse
  import hashlib
  import os
  import tempfile
  
  from lib.config import s3_config
  from lib.util import download, rm_rf, s3put
  
  
  DIST_URL = 'https://atom.io/download/atom-shell/'
  
  
  def main():
    args = parse_args()
  
    url = DIST_URL + args.version + '/'
    directory, files = download_files(url, get_files_list(args.version))
    checksums = [
      create_checksum('sha1', directory, 'SHASUMS.txt', files),
      create_checksum('sha256', directory, 'SHASUMS256.txt', files)
    ]
  
    bucket, access_key, secret_key = s3_config()
    s3put(bucket, access_key, secret_key, directory,
          'atom-shell/dist/{0}'.format(args.version), checksums)
  
    rm_rf(directory)
  
  
  def parse_args():
    parser = argparse.ArgumentParser(description='upload sumsha file')
    parser.add_argument('-v', '--version', help='Specify the version',
                        required=True)
    return parser.parse_args()
  
  
  def get_files_list(version):
    return [
      'node-{0}.tar.gz'.format(version),
      'iojs-{0}.tar.gz'.format(version),
      'iojs-{0}-headers.tar.gz'.format(version),
      'node.lib',
      'x64/node.lib',
      'win-x86/iojs.lib',
      'win-x64/iojs.lib',
    ]
  
  
  def download_files(url, files):
    directory = tempfile.mkdtemp(prefix='electron-tmp')
    return directory, [
      download(f, url + f, os.path.join(directory, f))
      for f in files
    ]
  
  
  def create_checksum(algorithm, directory, filename, files):
    lines = []
    for path in files:
      h = hashlib.new(algorithm)
      with open(path, 'r') as f:
        h.update(f.read())
        lines.append(h.hexdigest() + '  ' + os.path.relpath(path, directory))
  
    checksum_file = os.path.join(directory, filename)
    with open(checksum_file, 'w') as f:
      f.write('\n'.join(lines) + '\n')
    return checksum_file
  
  
  if __name__ == '__main__':
    import sys
    sys.exit(main())
  
subject: Update checksums for new filenames