(AndOr OP_AND_IF
  (FunctionDef _bk []
    (List
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[{[LIT_CHARS cur]}, {[LIT_CHARS prev]}, {[LIT_CHARS words]}, {[LIT_CHARS cword]}] bindings=[])
      (AndOr OP_OR_IF
        (Com {[LIT_CHARS _init_completion]}        )
        (Com {[LIT_CHARS return]}        )
      )
      (= scope=<EAssignScope.LOCAL 0> flags=0 words=[] bindings=[('BKCMDS', {[DQ [ComSub (Pipeline (Com redirects=[(FilenameRedirectNode filename={[LIT_CHARS /dev/null]} <REDIR_GREAT "2>"> 2)]{[LIT_CHARS bk]} {[LIT_CHARS help]} {[LIT_CHARS topics]}) (Com {[LIT_CHARS awk]} {[SQ <LIT_CHARS "/^  bk/ { print $4 }">]}) (Com {[LIT_CHARS xargs]} {[LIT_CHARS printf]} {[SQ <LIT_CHARS "%s ">]}) )]]})])
      (= scope=<EAssignScope.GLOBAL 1> flags=0 words=[] bindings=[('COMPREPLY', {[Array {[ComSub (Com {[LIT_CHARS compgen]} {[LIT_CHARS -W]} {[DQ [VarSub BKCMDS]]} {[LIT_CHARS --]} {[DQ [VarSub cur]]})]}]})])
      (Com {[LIT_CHARS _filedir]}      )
      (Com {[LIT_CHARS return]} {[LIT_CHARS 0]}      )
    )
  )
  (Com {[LIT_CHARS complete]} {[LIT_CHARS -F]} {[LIT_CHARS _bk]} {[LIT_CHARS bk]}  )
)