(command.CommandList
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    (command.Simple
      blame_tok: <set>
      more_env: []
      words: [{<set>} {<-o>} {<nounset>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <set>
      more_env: []
      words: [{<set>} {<-o>} {<pipefail>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <set>
      more_env: []
      words: [{<set>} {<-o>} {<errexit>}]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <deps>
      name: deps
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <sudo>
              more_env: []
              words: [{<sudo>} {<apt>} {<install>} {<systemtap>} {<systemtap-sdt-dev>}]
              redirects: []
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <stap-deps>
      name: stap-deps
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <sudo>
              more_env: []
              words: [{<sudo>} {<apt>} {<install>} {<libdw-dev>} {<libdw1>}]
              redirects: []
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <download>
      name: download
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <wget>
              more_env: []
              words: [
                {<wget>}
                {<--no-clobber>}
                {<--directory>}
                {<_tmp>}
                {<https> <Id.Lit_Colon ':'> 
                  <'//sourceware.org/systemtap/ftp/releases/systemtap-3.1.tar.gz'>
                }
              ]
              redirects: []
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <extract>
      name: extract
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <cd>
              more_env: []
              words: [{<cd>} {<_tmp>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <tar>
              more_env: []
              words: [{<tar>} {<-x>} {<-z>}]
              redirects: [
                (Redir
                  op: <Id.Redir_Less '<'>
                  loc: (redir_loc.Fd fd:0)
                  arg: {<systemtap-3.1.tar.gz>}
                )
              ]
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <readonly>
      more_env: []
      words: [
        {<readonly>}
        {<Id.Lit_VarLike 'PY36='> <Id.Lit_TildeLike '~'> <'/src/languages/Python-3.6.1'>}
      ]
      redirects: []
      do_fork: T
    )
    (command.ShFunction
      name_tok: <build-python>
      name: build-python
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <pushd>
              more_env: []
              words: [{<pushd>} {($ Id.VSub_DollarName PY36)}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <'./configure'>
              more_env: []
              words: [{<'./configure'>} {<--with-dtrace>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <make>
              more_env: []
              words: [{<make>} {<-j>} {<7>}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <popd>
              more_env: []
              words: [{<popd>}]
              redirects: []
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <elf>
      name: elf
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <readelf>
              more_env: []
              words: [
                {<readelf>}
                {<-n>}
                {
                  (CommandSub
                    left_token: <Id.Left_DollarParen '$('>
                    child: 
                      (command.Simple
                        blame_tok: <which>
                        more_env: []
                        words: [{<which>} {<python3>}]
                        redirects: []
                        do_fork: T
                      )
                    right: <Id.Eof_RParen _>
                  )
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <echo>
              more_env: []
              words: [{<echo>} {<--->}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <readelf>
              more_env: []
              words: [{<readelf>} {<-n>} {($ Id.VSub_DollarName PY36) <'/python'>}]
              redirects: []
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <_demo>
      name: _demo
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [
                {<local>}
                {<Id.Lit_VarLike 'stp='> 
                  (DQ ($ Id.VSub_DollarName PY36) <'/Lib/test/dtracedata/gc.stp'>)
                }
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <local>
              more_env: []
              words: [
                {<local>}
                {<Id.Lit_VarLike 'py='> (DQ ($ Id.VSub_DollarName PWD) <'/test/sh_spec.py'>)}
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <pushd>
              more_env: []
              words: [{<pushd>} {($ Id.VSub_DollarName PY36)}]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <stap>
              more_env: []
              words: [
                {<stap>}
                {<-v>}
                {($ Id.VSub_DollarName stp)}
                {<-c>}
                {(DQ <'./python '> ($ Id.VSub_DollarName py))}
              ]
              redirects: []
              do_fork: T
            )
            (command.Simple
              blame_tok: <popd>
              more_env: []
              words: [{<popd>}]
              redirects: []
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.ShFunction
      name_tok: <demo>
      name: demo
      body: 
        (BraceGroup
          left: <Id.Lit_LBrace '{'>
          children: [
            (command.Sentence
              child: 
                (command.Simple
                  blame_tok: <sudo>
                  more_env: []
                  words: [{<sudo>} {($ Id.VSub_Number 0)} {<_demo>}]
                  redirects: []
                  do_fork: T
                )
              terminator: <Id.Op_Semi _>
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
    )
    (command.Simple
      blame_tok: <Id.Left_DoubleQuote '"'>
      more_env: []
      words: [{(DQ ($ Id.VSub_At '@'))}]
      redirects: []
      do_fork: T
    )
  ]
)