text: import sudo
  
  import os
  
  
  VERSION = 1.0
  
  
  class SudoAuditPlugin(sudo.Plugin):
      def __init__(self, plugin_options, user_info, **kwargs):
          # For loading multiple times, an optional "Id" can be specified
          # as argument to identify the log lines
          plugin_id = sudo.options_as_dict(plugin_options).get("Id", "")
          self._log_line_prefix = "(AUDIT{}) ".format(plugin_id)
  
          user_info_dict = sudo.options_as_dict(user_info)
          user = user_info_dict.get("user", "???")
          uid = user_info_dict.get("uid", "???")
          self._log("-- Started by user {} ({}) -- ".format(user, uid))
  
      def __del__(self):
          self._log("-- Finished --")
  
      def open(self, submit_optind: int, submit_argv: tuple) -> int:
          # To cut out the sudo options, use "submit_optind":
          program_args = submit_argv[submit_optind:]
          if program_args:
              self._log("Requested command: " + " ".join(program_args))
  
      def accept(self, plugin_name, plugin_type,
                 command_info, run_argv, run_envp) -> int:
          info = sudo.options_as_dict(command_info)
          cmd = list(run_argv)
          cmd[0] = info.get("command")
          self._log("Accepted command: {}".format(" ".join(cmd)))
          self._log("  By the plugin: {} (type={})".format(
              plugin_name, self.__plugin_type_str(plugin_type)))
  
          self._log("  Environment: " + " ".join(run_envp))
  
      def reject(self, plugin_name, plugin_type, audit_msg, command_info) -> int:
          self._log("Rejected by plugin {} (type={}): {}".format(
              plugin_name, self.__plugin_type_str(plugin_type), audit_msg))
  
      def error(self, plugin_name, plugin_type, audit_msg, command_info) -> int:
          self._log("Plugin {} (type={}) got an error: {}".format(
              plugin_name, self.__plugin_type_str(plugin_type), audit_msg))
  
      def close(self, status_kind: int, status: int) -> None:
          if status_kind == sudo.EXIT_REASON.NO_STATUS:
              self._log("The command was not executed")
  
          elif status_kind == sudo.EXIT_REASON.WAIT_STATUS:
              if os.WIFEXITED(status):
                  self._log("Command returned with exit code "
                            "{}".format(os.WEXITSTATUS(status)))
              elif os.WIFSIGNALED(status):
                  self._log("Command exited due to signal "
                            "{}".format(os.WTERMSIG(status)))
              else:
                  raise sudo.PluginError("Failed to understand wait exit status")
  
          elif status_kind == sudo.EXIT_REASON.EXEC_ERROR:
              self._log("Sudo has failed to execute the command, "
                        "execve returned {}".format(status))
  
          elif status_kind == sudo.EXIT_REASON.SUDO_ERROR:
              self._log("Sudo has run into an error: {}".format(status))
  
          else:
              raise Exception("Command returned unknown status kind {}".format(
                  status_kind))
  
      def show_version(self, is_verbose: bool) -> int:
          version_str = " (version=1.0)" if is_verbose else ""
          sudo.log_info("Python Example Audit Plugin" + version_str)
  
      def _log(self, string):
          # For the example, we just log to output (this could be a file)
          sudo.log_info(self._log_line_prefix, string)
  
      @staticmethod
      def __plugin_type_str(plugin_type):
          return sudo.PLUGIN_TYPE(plugin_type).name
  