2015-11-16 15:20 GMT+03:00 <[email protected]>:
> command! -nargs=1 -bar Pyhelp :call ShowPydoc(<f-args>)
>
You explicitly request here to escape the function arguments by using
`<f-args>`.
> nnoremap <buffer> <silent> K :exe ":Pyhelp expand('<cword>')"
>
so that here actual argument is `"expand('<cword>')"` literally. Of
course, this is not going to work. Move `expand('<cword>')` out of the
quotes: `:execute 'Pyhelp' expand('<cword>')`
>
> I define a ShowPydoc func,
>
> If you type ":Pyhelp xxx"
>
> you will get the help of xxx.
>
> Now I want to map the K to the that if I move the curor on the word that I
> want to get the helpdoc.
>
> But expand('<cword>') here can't get the word under curor and pass the
> "expand(<'cword'>)" to the func.
>
> And I try :echo expand(<'cword'>) it worked,
>
> How can I fix it?
>
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