python configparser syntax for vim

pycfg.vim

" Vim syntax file
" Language:    Python configparser
" Maintainer:  Paul Miller (jettero@github)
" EARL:        https://gist.github.com/jettero/4a619004fb23ada1e5cf302211eee8ae
" Last Change: 2018-07-07
" Ripped from:
"   lang: Good old CFG files
"   maint: Igor N. Prischepoff ([email protected], [email protected])
"   their lc: 2018 Jul 06

if version < 600
    syntax clear
elseif exists ("b:current_syntax")
    finish
endif

syn case ignore
syn region CfgSectionContainer start="^\[.*\]" skip='.' end='^\[.*\]'me=s-1,re=s-1 contains=CfgKV,CfgComment,CfgSection
syn match CfgSection '\[.*\]' contained
syn region CfgKV start='^\S\+\s*[:=]' end='^\S'me=s-1,re=s-1 contains=CfgParams,CfgValues contained keepend
syn match CfgParams "^\S\+\s*[:=]"me=e-1 contained
syn match CfgValues "[:=].*"ms=s+1 contained contains=CfgInlineComment,CfgInterpError,CfgInterp
syn match CfgValues "^ .*"ms=s+1 contained contains=CfgInlineComment,CfgInterpError,CfgInterp
syn match CfgInterpError "%[(]\S*" contained contains=CfgInterp
syn match CfgInterp "%[(]\S\+[)][sd]" contained
syn match CfgComment "^[ \t]*#.*"
syn match CfgInlineComment "\s;.*" contained

if version >= 508 || !exists("did_pycfg_syn_inits")
    if version < 508
    let did_pycfg_syn_inits = 1
    command -nargs=+ HiLink hi link <args>
    else
    command -nargs=+ HiLink hi def link <args>
    endif
    HiLink CfgComment Comment
    HiLink CfgInlineComment Comment
    HiLink CfgSection Type
    HiLink CfgString  String
    HiLink CfgParams  Keyword
    HiLink CfgValues  Constant
    HiLink CfgSectionContainer Error
    HiLink CfgInterp Identifier
    HiLink CfgInterpError Error
    " for debug only
    " HiLink CfgKV Identifier

    delcommand HiLink
endif
let b:current_syntax = "pycfg"