set encoding to utf-8 when reading content from README.md during pip install (#768)

Author: HydrogenSulfate

setup.py

@@ -5,9 +5,9 @@
 import setuptools
 
 
-def readme():
- """README"""
- with open("README.md") as f:
+def get_readme() -> str:
+ """get README"""
+ with open("README.md", encoding="utf-8") as f:
  return f.read()
 
 
@@ -28,7 +28,7 @@ def get_requirements() -> list:
  "PaddleScience is SDK and library for developing AI-driven scientific computing"
  " applications based on PaddlePaddle."
  ),
- long_description=readme(),
+ long_description=get_readme(),
  long_description_content_type="text/markdown",
  packages=setuptools.find_packages(
  exclude=(