code: def is_installed(config):
      
      try:
          config_utils.get_program("pindel2vcf", config)
          config_utils.get_program("pindel", config)
          return True
      except config_utils.CmdNotFound:
          return False
docs: Check for pindel installation on machine.
      :param config: (dict) information from yaml(items[0]['config'])
      :returns: (boolean) if pindel is installed