made the pack completely portable and wrote relevent bat files to go with it

gitportable/usr/share/vim/vim91/compiler/mypy.vim

@@ -0,0 +1,19 @@
+" Vim compiler file
+" Compiler:	Mypy (Python static checker)
+" Maintainer:   @Konfekt
+" Last Change:	2024 Nov 19
+
+if exists("current_compiler") | finish | endif
+let current_compiler = "mypy"
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+" CompilerSet makeprg=mypy
+let &l:makeprg = 'mypy --show-column-numbers '
+	    \ ..get(b:, 'mypy_makeprg_params', get(g:, 'mypy_makeprg_params', '--strict --ignore-missing-imports'))
+exe 'CompilerSet makeprg='..escape(&l:makeprg, ' \|"')
+CompilerSet errorformat=%f:%l:%c:\ %t%*[^:]:\ %m
+
+let &cpo = s:cpo_save
+unlet s:cpo_save