Update setup.py

Author: antoinedemathelin

setup.py

@@ -1,8 +1,9 @@
+import os
 from setuptools import setup, find_packages
-from pathlib import Path
 
-this_directory = Path(__file__).parent
-long_description = (this_directory / "README.md").read_text()
+ROOT = os.path.abspath(os.path.dirname(__file__))
+with open(os.path.join(ROOT, 'README.md'), encoding="utf-8") as f:
+    long_description = f.read()
 
 setup(
     name='adapt',