remove rarfile from requirements (#29356)

TCChenlong · web-flow · commit 3a0967241a2c · 2020-12-07T11:17:30.000+08:00
diff --git a/python/requirements.txt b/python/requirements.txt
@@ -4,7 +4,6 @@ numpy>=1.13 ; python_version>="3.5" and platform_system != "Windows"
 numpy>=1.13, <=1.19.3 ; python_version>="3.5" and platform_system == "Windows"
 protobuf>=3.1.0
 gast==0.3.3
-rarfile
 Pillow
 six
 decorator
