code: def paste_file(conn, filename, **kwargs):
      
      with open(filename, 'r') as fp:
          return _run(conn, None, fp.read(), {'no_prompt': True}, **kwargs)
docs: Convenience wrapper around paste() that reads the template from a file
      instead.
  
      :type  conn: Exscript.protocols.Protocol
      :param conn: The connection on which to run the template.
      :type  filename: string
      :param filename: The name of the template file.
      :type  kwargs: dict
      :param kwargs: Variables to define in the template.