(command.CommandList
  children: [
    (C {<readonly>} 
      {<Id.Lit_VarLike 'OSH_OVM='> 
        (braced_var_sub
          token: <Id.VSub_Name OSH_OVM>
          suffix_op: 
            (suffix_op.Unary
              tok: <Id.VTest_ColonHyphen ':-'>
              arg_word: 
                {($ Id.VSub_DollarName '$PWD') <Id.Lit_Slash '/'> <_bin> <Id.Lit_Slash '/'> <osh>}
            )
        )
      }
    )
    (command.ShFunction
      name: die
      body: 
        (BraceGroup
          children: [
            (command.Simple
              words: [{<echo>} {(DQ <'FATAL: '> ($ Id.VSub_At '$@'))}]
              redirects: [(redir op:<Id.Redir_GreatAnd '1>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
              do_fork: T
            )
            (command.ControlFlow token:<Id.ControlFlow_Exit exit> arg_word:{<1>})
          ]
        )
    )
    (command.ShFunction
      name: log
      body: 
        (BraceGroup
          children: [
            (command.Simple
              words: [{<echo>} {(DQ ($ Id.VSub_At '$@'))}]
              redirects: [(redir op:<Id.Redir_GreatAnd '1>&'> loc:(redir_loc.Fd fd:1) arg:{<2>})]
              do_fork: T
            )
          ]
        )
    )
    (command.ShFunction
      name: csv-concat
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {<'tools/csv_concat.py'>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (command.ShFunction
      name: tsv-concat
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {<'tools/csv_concat.py'>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (command.ShFunction
      name: csv2html
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: 
                (C {<'web/table/csv2html.py'>} {<--css-class-pattern>} {(SQ <'special ^osh'>)} 
                  {(DQ ($ Id.VSub_At '$@'))}
                )
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (command.ShFunction
      name: tsv2html
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {<'web/table/csv2html.py'>} {<--tsv>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
    (C {<readonly>} 
      {<Id.Lit_VarLike '_time_tool='> ($ Id.VSub_DollarName '$PWD') <'/benchmarks/time.py'>}
    )
    (command.ShFunction
      name: time-tsv
      body: 
        (BraceGroup
          children: [
            (command.Sentence
              child: (C {($ Id.VSub_DollarName '$_time_tool')} {<--tsv>} {(DQ ($ Id.VSub_At '$@'))})
              terminator: <Id.Op_Semi _>
            )
          ]
        )
    )
  ]
)