msg['To'] = "; ".join(mail_receivers)

      msg['From'] = "noreply@fedoraproject.org"

      msg['Subject'] = "Fedora Atomic Host Two Week Release Announcement: %s" % \

      msg.attach(

          MIMEText(

              """

          cmd = ['/usr/bin/ostree', '--repo=' + ATOMIC_REPO,

                 'show', '--print-metadata-key=version', commit]

          version = subprocess.check_output(cmd).strip()

          # output will be in GVariant print format by default -> s/'//

          version = version.replace("'", "")

          cmd = ['/usr/bin/ostree', '--repo=' + ATOMIC_REPO,

                 'rev-parse', ref]

          previous_commit = subprocess.check_output(cmd).strip()

          # set info in ostree_commit_data dict

          ostree_commit_data[arch]['ref'] = ref

      log.info("%s", json.dumps(ostree_commit_data, indent=2))

      # Verify all versions match

      for arch in ARCHES:

          if ostree_commit_data[arch]['version'] != ostree_commit_version:

              log.error("Found mismatched versions for commits")