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" look up words in pydoc rather than man for K
function! s:pydoc(word)
let l:pydoc_manpager = $MANPAGER
let l:pydoc_pager = $PAGER
let $MANPAGER = 'cat'
let $PAGER = 'cat'
exe 'silent read! pydoc "' . a:word . '" 2>/dev/null'
let $MANPAGER = l:pydoc_manpager
let $PAGER = l:pydoc_pager
setlocal ft=man
endfunction
nnoremap <buffer> <silent>K :call Help(0, ['.'], '<SID>pydoc')<CR>
vnoremap <buffer> <silent>K :call Help(1, ['.'], '<SID>pydoc')<CR>
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