old_contents: # Exception abstract class
  class CamocoError(Exception):
      pass
  
  class CamocoExistsError(CamocoError):
      '''
          You tried to create a camoco object which already exists
          under the same name,type combination.
      '''
      def __init__(self,expr,message='',*args):
          self.expr = expr
          self.message = (
              'You are trying to create a Camoco based object'
              'That already exists' + message.format(*args)
          )
  
  class CamocoGeneNameError(CamocoError):
      '''
          Gene names must be beautiful snowflakes.
      '''
      def __init__(self,expr,message='',*args):
          self.expr = expr
          self.message = 'Gene names must be unique:' + message.format(args)
  
  class CamocoAccessionNameError(CamocoError):
      '''
          Accession names must be Unique.
      '''
      def __init__(self,expr,message='',*args):
          self.expr = expr
          self.message = (
              'Accession names must be unique:' + message.format(args)
          )
  
  class CamocoZeroWindowError(CamocoError):
      def __init__(self,expr,message,*args):
          self.expr = expr
          self.message = (
              'Operation requiring window, but window is 0:' + \
              message.format(args)
          )
  
new_contents: # Exception abstract class
  class CamocoError(Exception):
      pass
  
  class CamocoExistsError(CamocoError):
      '''
          You tried to create a camoco object which already exists
          under the same name,type combination.
      '''
      def __init__(self,expr,message='',*args):
          self.expr = expr
          self.message = (
              'You are trying to create a Camoco based object'
              'That already exists' + message.format(*args)
          )
  
  class CamocoGeneNameError(CamocoError):
      '''
          Gene names must be beautiful snowflakes.
      '''
      def __init__(self,expr,message='',*args):
          self.expr = expr
          self.message = 'Gene names must be unique:' + message.format(args)
  
  class CamocoAccessionNameError(CamocoError):
      '''
          Accession names must be Unique.
      '''
      def __init__(self,expr,message='',*args):
          self.expr = expr
          self.message = (
              'Accession names must be unique:' + message.format(args)
          )
  
  class CamocoZeroWindowError(CamocoError):
      def __init__(self,expr,message,*args):
          self.expr = expr
          self.message = (
              'Operation requiring window, but window is 0:' + \
              message.format(args)
          )
  
  class CamocoInteractive(CamocoError):
      def __init__(self,expr=None,message='',*args):
          self.expr = expr
          self.message = 'Camoco interactive ipython session.'
  
subject: Add exception for cli command line to run interactively.