new_contents: #!/usr/bin/env python
  
  """
  This module implements input and output processing from QChem.
  """
  from pymatgen.serializers.json_coders import MSONable
  
  __author__ = "Xiaohui Qu"
  __copyright__ = "Copyright 2013, The Electrolyte Genome Project"
  __version__ = "0.1"
  __maintainer__ = "Xiaohui Qu"
  __email__ = "xhqu1981@gmail.com"
  __date__ = "11/4/13"
  
  
  class QcInput(MSONable):
      '''
          An object representing a QChem input file.
      '''
      def __init__(self, molecule=None, change=None, spin_multiplicity=None,
                   title=None, exchange="B3LYP", correlation=None,
                   basis_set="6-31+G*", rem_params=None, optional_params=None):
          '''
          Args:
              molecule:
          '''
          self.mol = molecule
subject: create class QcInput