nvim/lua/my-lint.lua

require('lint').linters_by_ft = {
    --python = {
        --'flake8',
        --'pylint',
        --'pycodestyle',
        --'pydocstyle'
    --},
    php = { 'phpcs' },
    markdown = { 'markdownlint' }
}

--local pydocstyle = require('lint.linters.pydocstyle')
--pydocstyle.args = {
    --'--ignore=D100,D203,D213', -- disable missing module docstring info
    ---- disable one line before class docstring required
    ---- disable multiline docstring summary
    ---- should start at the second line
--}
--local pylint = require('lint.linters.pylint')
--pylint.args = {
    --'-f',
    --'json',
    --'--disable=C0114', -- disable missing module docstring info
--}

vim.api.nvim_create_autocmd({ "BufWritePost" }, {
    callback = function()
        require("lint").try_lint()
    end,
})

vim.api.nvim_create_autocmd({ "BufEnter" }, {
    callback = function()
        require("lint").try_lint()
    end,
})