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" Author: aurieh <me@aurieh.me>
" Description: A language server for Python
call ale#Set('python_pylsp_executable', 'pylsp')
call ale#Set('python_pylsp_options', '')
call ale#Set('python_pylsp_use_global', get(g:, 'ale_use_global_executables', 0))
call ale#Set('python_pylsp_auto_pipenv', 0)
call ale#Set('python_pylsp_auto_poetry', 0)
call ale#Set('python_pylsp_auto_uv', 0)
call ale#Set('python_pylsp_config', {})
function! ale_linters#python#pylsp#GetExecutable(buffer) abort
if (ale#Var(a:buffer, 'python_auto_pipenv') || ale#Var(a:buffer, 'python_pylsp_auto_pipenv'))
\ && ale#python#PipenvPresent(a:buffer)
return 'pipenv'
endif
if (ale#Var(a:buffer, 'python_auto_poetry') || ale#Var(a:buffer, 'python_pylsp_auto_poetry'))
\ && ale#python#PoetryPresent(a:buffer)
return 'poetry'
endif
if (ale#Var(a:buffer, 'python_auto_uv') || ale#Var(a:buffer, 'python_pylsp_auto_uv'))
\ && ale#python#UvPresent(a:buffer)
return 'uv'
endif
return ale#python#FindExecutable(a:buffer, 'python_pylsp', ['pylsp'])
endfunction
" Force the cwd of the server to be the same as the project root to
" fix issues with treating local files matching first or third party library
" names being imported incorrectly.
function! ale_linters#python#pylsp#GetCwd(buffer) abort
let l:fake_linter = {
\ 'name': 'pylsp',
\ 'project_root': function('ale#python#FindProjectRoot'),
\}
let l:root = ale#lsp_linter#FindProjectRoot(a:buffer, l:fake_linter)
return !empty(l:root) ? l:root : v:null
endfunction
function! ale_linters#python#pylsp#GetCommand(buffer) abort
let l:executable = ale_linters#python#pylsp#GetExecutable(a:buffer)
let l:exec_args = l:executable =~? 'pipenv\|poetry\|uv$'
\ ? ' run pylsp'
\ : ''
let l:env_string = ''
if ale#Var(a:buffer, 'python_auto_virtualenv')
let l:env_string = ale#python#AutoVirtualenvEnvString(a:buffer)
endif
return l:env_string . ale#Escape(l:executable) . l:exec_args . ale#Pad(ale#Var(a:buffer, 'python_pylsp_options'))
endfunction
call ale#linter#Define('python', {
\ 'name': 'pylsp',
\ 'lsp': 'stdio',
\ 'executable': function('ale_linters#python#pylsp#GetExecutable'),
\ 'cwd': function('ale_linters#python#pylsp#GetCwd'),
\ 'command': function('ale_linters#python#pylsp#GetCommand'),
\ 'project_root': function('ale#python#FindProjectRoot'),
\ 'completion_filter': 'ale#completion#python#CompletionItemFilter',
\ 'lsp_config': {b -> ale#Var(b, 'python_pylsp_config')},
\})
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