new_contents: #!/usr/bin/env python
  from __future__ import print_function, absolute_import, division
  import screed
  import docopt
  
  CLI = """
  USAGE:
      fasplit <fasta> <prefix>
  """
  
  opts = docopt.docopt(CLI)
  prefix = opts['<prefix>']
  
  with screed.open(opts['<fasta>']) as fh:
      for record in fh:
          fname = "{}{}.fasta".format(prefix, record.name)
          with open(fname, 'w') as ofh:
              print(">", record.name, sep='', file=ofh)
              print(record.sequence, file=ofh)
  
  
subject: Add splitfa