(command.CommandList
  children: [
    (command.Simple
      blame_tok: <echo>
      more_env: []
      words: [{<echo>} {(DQ <'Removing empty directories from etcd...'>)}]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <cleanup_empty_dirs>
      name: cleanup_empty_dirs
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (command.Simple
                              blame_tok: <Id.Lit_LBracket '['>
                              more_env: []
                              words: [
                                {<Id.Lit_LBracket '['>}
                                {
                                  (DQ 
                                    (CommandSub
                                      left_token: <Id.Left_DollarParen '$('>
                                      child: 
                                        (command.Simple
                                          blame_tok: <Id.Left_DollarBrace '${'>
                                          more_env: []
                                          words: [
                                            {(${ Id.VSub_Name ETCDCTL)}
                                            {<ls>}
                                            {($ Id.VSub_Number 1)}
                                          ]
                                          redirects: []
                                          do_fork: T
                                        )
                                      right: <Id.Eof_RParen _>
                                    )
                                  )
                                }
                                {<Id.Lit_RBracket ']'>}
                              ]
                              redirects: []
                              do_fork: T
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.ForEach
                      keyword: <Id.KW_For for>
                      iter_names: [SUBDIR]
                      iterable: 
                        (for_iter.Words
                          words: [
                            {
                              (CommandSub
                                left_token: <Id.Left_DollarParen '$('>
                                child: 
                                  (command.Pipeline
                                    children: [
                                      (command.Simple
                                        blame_tok: <Id.Left_DollarBrace '${'>
                                        more_env: []
                                        words: [
                                          {(${ Id.VSub_Name ETCDCTL)}
                                          {<ls>}
                                          {<-p>}
                                          {($ Id.VSub_Number 1)}
                                        ]
                                        redirects: []
                                        do_fork: T
                                      )
                                      (command.Simple
                                        blame_tok: <grep>
                                        more_env: []
                                        words: [{<grep>} {(DQ <'/'> <Id.Lit_Dollar '$'>)}]
                                        redirects: []
                                        do_fork: T
                                      )
                                    ]
                                    ops: [<Id.Op_Pipe _>]
                                  )
                                right: <Id.Eof_RParen _>
                              )
                            }
                          ]
                        )
                      body: 
                        (command.DoGroup
                          left: <Id.KW_Do do>
                          children: [
                            (command.Simple
                              blame_tok: <cleanup_empty_dirs>
                              more_env: []
                              words: [{<cleanup_empty_dirs>} {(${ Id.VSub_Name SUBDIR)}]
                              redirects: []
                              do_fork: T
                            )
                          ]
                          right: <Id.KW_Done done>
                        )
                      redirects: []
                    )
                  ]
                  spids: [59 78]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.Simple
                  blame_tok: <echo>
                  more_env: []
                  words: [{<echo>} {(DQ <'Removing empty key '> ($ Id.VSub_Number 1) <' ...'>)}]
                  redirects: []
                  do_fork: T
                )
                (command.Simple
                  blame_tok: <Id.Left_DollarBrace '${'>
                  more_env: []
                  words: [{(${ Id.VSub_Name ETCDCTL)} {<rmdir>} {($ Id.VSub_Number 1)}]
                  redirects: []
                  do_fork: T
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.WhileUntil
      keyword: <Id.KW_While while>
      cond: 
        (condition.Shell
          commands: [
            (command.Simple
              blame_tok: <true>
              more_env: []
              words: [{<true>}]
              redirects: []
              do_fork: T
            )
          ]
        )
      body: 
        (command.DoGroup
          left: <Id.KW_Do do>
          children: [
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [{<echo>} {(DQ <'Starting cleanup...'>)}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <cleanup_empty_dirs>
              more_env: []
              words: [{<cleanup_empty_dirs>} {(DQ <'/registry'>)}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [{<echo>} {(DQ <'Done with cleanup.'>)}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <sleep>
              more_env: []
              words: [{<sleep>} {(${ Id.VSub_Name SLEEP_SECOND)}]
              redirects: []
              do_fork: T
            )
          ]
          right: <Id.KW_Done done>
        )
      redirects: []
    )
  ]
)