(command.AndOr
  children: [
    (command.ShFunction
      name_tok: <_mtx>
      name: _mtx
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [{<local>} {<cur>} {<prev>} {<words>} {<cword>}]
              redirects: []
              do_fork: T
            )
            (command.AndOr
              children: [
                (command.Simple
                  blame_tok: <_init_completion>
                  more_env: []
                  words: [{<_init_completion>}]
                  redirects: []
                  do_fork: T
                )
                (command.ControlFlow keyword:<Id.ControlFlow_Return return>)
              ]
              ops: [<Id.Op_DPipe _>]
            )
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [{<local>} {<options>} {<tapes>} {<drives>}]
              redirects: []
              do_fork: T
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'options='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'options='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'options='> name:options)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (DQ <'-f nobarcode invert noattach --version inquiry noattach '> 
                        <'        inventory status load unload eepos first last next'>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'tapes='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'tapes='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'tapes='> name:tapes)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (CommandSub
                        left_token: <Id.Left_DollarParen '$('>
                        child: 
                          (command.Pipeline
                            children: [
                              (command.Simple
                                blame_tok: <mtx>
                                more_env: []
                                words: [{<mtx>} {<status>}]
                                redirects: [
                                  (Redir
                                    op: <Id.Redir_Great '2>'>
                                    loc: (redir_loc.Fd fd:2)
                                    arg: {<'/dev/null'>}
                                  )
                                ]
                                do_fork: T
                              )
                              (command.Simple
                                blame_tok: <awk>
                                more_env: []
                                words: [
                                  {<awk>}
                                  {(SQ <'/Storage Element [0-9]+:Full/ { printf "%s ", $3 }'>)}
                                ]
                                redirects: []
                                do_fork: T
                              )
                            ]
                            ops: [<Id.Op_Pipe _>]
                          )
                        right: <Id.Eof_RParen _>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'tapes='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'tapes='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'tapes='> name:tapes)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (BracedVarSub
                        left: <Id.Left_DollarBrace '${'>
                        token: <Id.VSub_Name tapes>
                        var_name: tapes
                        suffix_op: 
                          (suffix_op.PatSub
                            pat: {<':Full'>}
                            replace: (rhs_word__Empty)
                            replace_mode: Id.Lit_Slash
                            slash_tok: <Id.VOp2_Slash _>
                          )
                        right: <Id.Right_DollarBrace '}'>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'drives='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'drives='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'drives='> name:drives)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (CommandSub
                        left_token: <Id.Left_DollarParen '$('>
                        child: 
                          (command.Pipeline
                            children: [
                              (command.Simple
                                blame_tok: <mtx>
                                more_env: []
                                words: [{<mtx>} {<status>}]
                                redirects: [
                                  (Redir
                                    op: <Id.Redir_Great '2>'>
                                    loc: (redir_loc.Fd fd:2)
                                    arg: {<'/dev/null'>}
                                  )
                                ]
                                do_fork: T
                              )
                              (command.Simple
                                blame_tok: <awk>
                                more_env: []
                                words: [
                                  {<awk>}
                                  {
                                    (SQ 
                                      <
'/Data Transfer Element [0-9]+:(Full|Empty)/ { printf "%s ", $4 }'
                                      >
                                    )
                                  }
                                ]
                                redirects: []
                                do_fork: T
                              )
                            ]
                            ops: [<Id.Op_Pipe _>]
                          )
                        right: <Id.Eof_RParen _>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'drives='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'drives='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'drives='> name:drives)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (BracedVarSub
                        left: <Id.Left_DollarBrace '${'>
                        token: <Id.VSub_Name drives>
                        var_name: drives
                        suffix_op: 
                          (suffix_op.PatSub
                            pat: {<':Full'>}
                            replace: (rhs_word__Empty)
                            replace_mode: Id.Lit_Slash
                            slash_tok: <Id.VOp2_Slash _>
                          )
                        right: <Id.Right_DollarBrace '}'>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.ShAssignment
              left: <Id.Lit_VarLike 'drives='>
              pairs: [
                (AssignPair
                  left: <Id.Lit_VarLike 'drives='>
                  lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'drives='> name:drives)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (BracedVarSub
                        left: <Id.Left_DollarBrace '${'>
                        token: <Id.VSub_Name drives>
                        var_name: drives
                        suffix_op: 
                          (suffix_op.PatSub
                            pat: {<':Empty'>}
                            replace: (rhs_word__Empty)
                            replace_mode: Id.Lit_Slash
                            slash_tok: <Id.VOp2_Slash _>
                          )
                        right: <Id.Right_DollarBrace '}'>
                      )
                    }
                )
              ]
              redirects: []
            )
            (command.If
              if_kw: <Id.KW_If if>
              arms: [
                (IfArm
                  keyword: <Id.KW_If if>
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (command.DBracket
                              left: <Id.KW_DLeftBracket '[['>
                              expr: 
                                (bool_expr.Binary
                                  op_id: Id.BoolBinary_gt
                                  left: {($ Id.VSub_DollarName cword)}
                                  right: {<1>}
                                )
                              right: <Id.Lit_DRightBracket ']]'>
                              redirects: []
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  then_kw: <Id.KW_Then then>
                  action: [
                    (command.Case
                      case_kw: <Id.KW_Case case>
                      to_match: (case_arg.Word w:{($ Id.VSub_DollarName prev)})
                      arms_start: <Id.KW_In in>
                      arms: [
                        (CaseArm
                          left: <load>
                          pattern: (pat.Words words:[{<load>}])
                          middle: <Id.Right_CasePat _>
                          action: [
                            (command.ShAssignment
                              left: <Id.Lit_VarLike 'COMPREPLY='>
                              pairs: [
                                (AssignPair
                                  left: <Id.Lit_VarLike 'COMPREPLY='>
                                  lhs: 
                                    (sh_lhs_expr.Name
                                      left: <Id.Lit_VarLike 'COMPREPLY='>
                                      name: COMPREPLY
                                    )
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (ShArrayLiteral
                                        left: <Id.Op_LParen _>
                                        words: [
                                          {
                                            (CommandSub
                                              left_token: <Id.Left_DollarParen '$('>
                                              child: 
                                                (command.Simple
                                                  blame_tok: <compgen>
                                                  more_env: []
                                                  words: [
                                                    {<compgen>}
                                                    {<-W>}
                                                    {(DQ ($ Id.VSub_DollarName tapes))}
                                                    {<-->}
                                                    {(DQ ($ Id.VSub_DollarName cur))}
                                                  ]
                                                  redirects: []
                                                  do_fork: T
                                                )
                                              right: <Id.Eof_RParen _>
                                            )
                                          }
                                        ]
                                        right: <Id.Right_ShArrayLiteral _>
                                      )
                                    }
                                )
                              ]
                              redirects: []
                            )
                          ]
                          right: <Id.Op_DSemi _>
                        )
                        (CaseArm
                          left: <unload>
                          pattern: (pat.Words words:[{<unload>} {<first>} {<last>} {<next>}])
                          middle: <Id.Right_CasePat _>
                          action: [
                            (command.ShAssignment
                              left: <Id.Lit_VarLike 'COMPREPLY='>
                              pairs: [
                                (AssignPair
                                  left: <Id.Lit_VarLike 'COMPREPLY='>
                                  lhs: 
                                    (sh_lhs_expr.Name
                                      left: <Id.Lit_VarLike 'COMPREPLY='>
                                      name: COMPREPLY
                                    )
                                  op: assign_op.Equal
                                  rhs: 
                                    {
                                      (ShArrayLiteral
                                        left: <Id.Op_LParen _>
                                        words: [
                                          {
                                            (CommandSub
                                              left_token: <Id.Left_DollarParen '$('>
                                              child: 
                                                (command.Simple
                                                  blame_tok: <compgen>
                                                  more_env: []
                                                  words: [
                                                    {<compgen>}
                                                    {<-W>}
                                                    {(DQ ($ Id.VSub_DollarName drives))}
                                                    {<-->}
                                                    {(DQ ($ Id.VSub_DollarName cur))}
                                                  ]
                                                  redirects: []
                                                  do_fork: T
                                                )
                                              right: <Id.Eof_RParen _>
                                            )
                                          }
                                        ]
                                        right: <Id.Right_ShArrayLiteral _>
                                      )
                                    }
                                )
                              ]
                              redirects: []
                            )
                          ]
                          right: <Id.Op_DSemi _>
                        )
                        (CaseArm
                          left: <-f>
                          pattern: (pat.Words words:[{<-f>}])
                          middle: <Id.Right_CasePat _>
                          action: [
                            (command.Simple
                              blame_tok: <true>
                              more_env: []
                              words: [{<true>}]
                              redirects: []
                              do_fork: T
                            )
                          ]
                          right: <Id.Op_DSemi _>
                        )
                        (CaseArm
                          left: <Id.Lit_Star '*'>
                          pattern: (pat.Words words:[{<Id.Lit_Star '*'>}])
                          middle: <Id.Right_CasePat _>
                          action: [
                            (command.Simple
                              blame_tok: <true>
                              more_env: []
                              words: [{<true>}]
                              redirects: []
                              do_fork: T
                            )
                          ]
                          right: <Id.Op_DSemi _>
                        )
                      ]
                      arms_end: <Id.KW_Esac esac>
                      redirects: []
                    )
                  ]
                  spids: [123 136]
                )
              ]
              else_kw: <Id.KW_Else else>
              else_action: [
                (command.ShAssignment
                  left: <Id.Lit_VarLike 'COMPREPLY='>
                  pairs: [
                    (AssignPair
                      left: <Id.Lit_VarLike 'COMPREPLY='>
                      lhs: (sh_lhs_expr.Name left:<Id.Lit_VarLike 'COMPREPLY='> name:COMPREPLY)
                      op: assign_op.Equal
                      rhs: 
                        {
                          (ShArrayLiteral
                            left: <Id.Op_LParen _>
                            words: [
                              {
                                (CommandSub
                                  left_token: <Id.Left_DollarParen '$('>
                                  child: 
                                    (command.Simple
                                      blame_tok: <compgen>
                                      more_env: []
                                      words: [
                                        {<compgen>}
                                        {<-W>}
                                        {(DQ ($ Id.VSub_DollarName options))}
                                        {<-->}
                                        {(DQ ($ Id.VSub_DollarName cur))}
                                      ]
                                      redirects: []
                                      do_fork: T
                                    )
                                  right: <Id.Eof_RParen _>
                                )
                              }
                            ]
                            right: <Id.Right_ShArrayLiteral _>
                          )
                        }
                    )
                  ]
                  redirects: []
                )
              ]
              fi_kw: <Id.KW_Fi fi>
              redirects: []
            )
            (command.ControlFlow keyword:<Id.ControlFlow_Return return> arg_word:{<0>})
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <complete>
      more_env: []
      words: [{<complete>} {<-F>} {<_mtx>} {<mtx>}]
      redirects: []
      do_fork: T
    )
  ]
  ops: [<Id.Op_DAmp _>]
)