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explicitly use python3 if available #212

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explicitly use python3 if available #212

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8 changes: 5 additions & 3 deletions editors/ltyc.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,8 @@ endif
let s:cpo_save = &cpo
set cpo&vim

let s:python = executable('python3') ? 'python3' : 'python'

" set default values
"
if !exists("g:ltyc_ltdirectory")
Expand Down Expand Up @@ -66,11 +68,11 @@ endif
" check installation components
"
let s:pref = 'In order to use the ltyc compiler, please '
if !executable('python')
if !executable(s:python)
echoerr s:pref . 'install Python.'
finish
endif
call system('python -c "import yalafi"')
call system(s:python . ' -c "import yalafi"')
if v:shell_error != 0
echoerr s:pref . 'install the Python module YaLafi.'
finish
Expand All @@ -96,7 +98,7 @@ if g:ltyc_server != 'lt'
endif

let &l:makeprg =
\ 'python -m yalafi.shell'
\ s:python . ' -m yalafi.shell'
\ . ' --lt-command "' . g:ltyc_ltcommand . '"'
\ . (g:ltyc_ltcommand != '' ?
\ '' : ' --lt-directory ' . g:ltyc_ltdirectory)
Expand Down