1 import os

     2 

     3 PATH = os.environ["PATH"]

     4 instdir = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))

     5 os.environ["PATH"] = ';'.join([

     6     os.path.join(instdir, "msys2", "bin"),

     7     os.path.join(instdir, "msys2", "usr", "bin"),

     8     os.path.join(instdir, "msys2", "mingw32", "bin"),

     9     PATH

    10 ])

    11