code: def printParams(paramDictionary, all=False, log=None):
      
  
      if log is not None:
          def output(msg):
              log.info(msg)
      else:
          def output(msg):
              print(msg)
  
      if not paramDictionary:
          output('No parameters were supplied')
      else:
          for key in sorted(paramDictionary):
              if all or (not isinstance(paramDictionary[key], dict)) \
              and key[0] != '_':
                  output('\t' + '\t'.join([str(key) + ' :',
                                           str(paramDictionary[key])]))
          if log is None:
              output('\n')
docs: Print nicely the parameters from the dictionary.