code: def readbdfv1(filename, bdfext='.bdf', bhfext='.bhf'):
      
      return header.readbhfv1(filename, True, bdfext, bhfext)
docs: Read bdf file (Bessy Data Format v1)
  
      Input
      -----
      filename: string
          the name of the file
  
      Output
      ------
      the BDF structure in a dict
  
      Notes
      -----
      This is an adaptation of the bdf_read.m macro of Sylvio Haas.