parameters: (received_header)
docstring: Helper function to grab the date part of a Received email header.
docstring_summary: Helper function to grab the date part of a Received email header.
docstring_tokens: Helper function to grab the date part of a Received email header .
function: def _get_received_date(received_header):
      """
      Helper function to grab the date part of a Received email header.
      """
  
      received_header = received_header.replace('\r', '').replace('\n', '')
      date = received_header.split(';')
      try:
          return date[-1]
      except:
          ''
function_tokens: def _get_received_date ( received_header ) : received_header = received_header . replace ( '\r' , '' ) . replace ( '\n' , '' ) date = received_header . split ( ';' ) try : return date [ - 1 ] except : ''