fix: add encoding parameter to open() calls in setup.py

fix: add encoding parameter to open() calls in setup.py

Author: rangehow

setup.py

@@ -1,21 +1,21 @@
 import setuptools
 from setuptools import find_packages
 
-with open("readme.md", "r") as fh:
+with open("readme.md", "r", encoding="utf-8") as fh:
     long_description = fh.read()
 
 
 vars2find = ["__author__", "__version__", "__url__"]
 vars2readme = {}
-with open("./nano_graphrag/__init__.py") as f:
+with open("./nano_graphrag/__init__.py", encoding="utf-8") as f:
     for line in f.readlines():
         for v in vars2find:
             if line.startswith(v):
                 line = line.replace(" ", "").replace('"', "").replace("'", "").strip()
                 vars2readme[v] = line.split("=")[1]
 
 deps = []
-with open("./requirements.txt") as f:
+with open("./requirements.txt", encoding="utf-8") as f:
     for line in f.readlines():
         if not line.strip():
             continue