text: """
  Exceptions raised by pydigree routines
  """
  
  
  class IterationError(Exception):
      """
      The procedure has run out of iterations without finding a result
      """
  
      pass
  
  
  class NotMeaningfulError(Exception):
      """
      The error raised for something that does not a meaningul result"
      """
  
      pass
  
  
  class SimulationError(Exception):
      """
      Error raised when an error has occurred during a simulation
      """
      pass
  
  
  class FileFormatError(Exception):
      """
      Error raised when a problem is encountered parsing a file
      """
      
      pass
  