docs: def scp(self, local_file, remote_path=''):
          """Copy a local file to the given remote path."""
          if self.args.user:
              upload_spec = '{0}@{1}:{2}'.format(self.args.user,
                                                 self.args.server,
                                                 remote_path)
          else:
              upload_spec = '{0}:{1}'.format(self.args.server, remote_path)
  
          return self.sh('scp', local_file, upload_spec)