(command.CommandList
  children: [
    (C {<set>} {<-o>} {<nounset>})
    (C {<set>} {<-o>} {<pipefail>})
    (C {<set>} {<-o>} {<errexit>})
    (command.ShFunction
      name: oil-deps
      body: (BraceGroup children:[(C {<grep>} {<Python>} {<'_build/oil/opy-app-deps.txt'>})])
    )
    (command.ShFunction
      name: opy-deps
      body: (BraceGroup children:[(C {<grep>} {<Python>} {<'_build/opy/opy-app-deps.txt'>})])
    )
    (C {(DQ ($ Id.VSub_At '$@'))})
  ]
)