set tabstop=4 shiftwidth=4 autoindent smartindent expandtab 
setlocal colorcolumn=80

setlocal path=.,**
setlocal wildignore+=*.pyc

" Add search in other files inside the path
set include=^\\s*\\(from\\\|import\\)\\s*\\zs\\(\\S\\+\\s\\{-}\\)*\\ze\\($\\\|\ as\\)
function! PyInclude(fname)
" Following examples:
" import conv.metrics
" /conv.metrics/
" conv/metrics.py
" from conv import conversion as conv (2)
" /conv import conversion/
" conv/conversion.py conv.py
    let parts = split(a:fname, ' import ') " (1) [conv.metrics] (2) [conv, conversion]
    let l = parts[0] " (1) conv.metrics (2) conv
    if len ( parts ) > 1
        let r = parts[1] " conversion
        let joined = join([l,r], '.') " conv.conversion
        let fp = substitute(joined,  '\.', '/', 'g') . '.py'
        let found =  glob(fp, 1)
        if  len(found)
            return found
        endif
    endif
    return  substitute(joined,  '\.', '/', 'g') . '.py'
endfunction
setlocal includeexpr=PyInclude(v:fname)
setlocal define=^\\s*\\<\\(def\\\|class\\)\\>