use markdown format in long description

setup.py

@@ -36,12 +36,7 @@ def find_version(*file_paths):
 
 
 VERSION = find_version('parakeet', '__init__.py')
-long_description = """Parakeet aims to provide a flexible, efficient and 
-state-of-the-art text-to-speech toolkit for the open-source community. It is 
-built on PaddlePaddle dynamic graph and includes many influential TTS models 
-proposed by `Baidu Research <http://research.baidu.com>_ and other research 
-groups.
-"""  
+long_description = read("README.md")
 
 
 setup_info = dict(
@@ -53,6 +48,7 @@ setup_info = dict(
     url='https://github.com/PaddlePaddle',
     description='Speech synthesis tools and models based on Paddlepaddle',
     long_description=long_description,
+    long_description_content_type="text/markdown",
     license='Apache 2',
     python_requires='>=3.6',
     install_requires=[