def set_clip_qual_left(sff_data, technical_read_length):
 (header, reads) = sff_data
 clip_idx = (technical_read_length + 1)
 def adjust_read(read):
  read['clip_qual_left'] = clip_idx
  return read
 return (header, imap(adjust_read, reads))

def set_clip_qual_left ( sff_data , technical_read_length ) : ( header , reads ) = sff_data clip_idx = ( technical_read_length + 1 ) def adjust_read ( read ) : read [ 'clip_qual_left' ] = clip_idx return read return ( header , imap ( adjust_read , reads ) )
resets the value of clip_qual_left for each read in the sff data .