code: def read_sequencing(directory):
      '''Read .seq and .abi/.ab1 results files from a dir.
  
      :param directory: Path to directory containing sequencing files.
      :type directory: str
      :returns: A list of DNA sequences.
      :rtype: coral.DNA list
  
      '''
      dirfiles = os.listdir(directory)
      seq_exts = ['.seq', '.abi', '.ab1']
      # Exclude files that aren't sequencing results
      seq_paths = [x for x in dirfiles if os.path.splitext(x)[1] in seq_exts]
      paths = [os.path.join(directory, x) for x in seq_paths]
      sequences = [read_dna(x) for x in paths]
  
      return sequencef read_sequencing(directory):
      '''Read .seq and .abi/.ab1 results files from a dir.
  
      :param directory: Path to directory containing sequencing files.
      :type directory: str
      :returns: A list of DNA sequences.
      :rtype: coral.DNA list
  
      '''
      dirfiles = os.listdir(directory)
      seq_exts = ['.seq', '.abi', '.ab1']
      # Exclude files that aren't sequencing results
      seq_paths = [x for x in dirfiles if os.path.splitext(x)[1] in seq_exts]
      paths = [os.path.join(directory, x) for x in seq_paths]
      sequences = [read_dna(x) for x in paths]
  
      return sequences
docs: Read .seq and .abi/.ab1 results files from a dir.
  
      :param directory: Path to directory containing sequencing files.
      :type directory: str
      :returns: A list of DNA sequences.
      :rtype: coral.DNA list