--- a/setup.py Tue Jan 14 18:00:05 2020 +0100
+++ b/setup.py Tue Jan 14 14:18:11 2020 -0800
@@ -1064,11 +1064,7 @@
# absolute path instead
libdir = self.install_lib
else:
- common = os.path.commonprefix((self.install_dir, self.install_lib))
- rest = self.install_dir[len(common) :]
- uplevel = len([n for n in os.path.split(rest) if n])
-
- libdir = uplevel * ('..' + os.sep) + self.install_lib[len(common) :]
+ libdir = os.path.relpath(self.install_lib, self.install_dir)
for outfile in self.outfiles:
with open(outfile, 'rb') as fp: