codecov badge

.github/workflows/pytest.yml

@@ -3,15 +3,10 @@
 
 name: Unittest
 
-on:
+on: [push, pull_request]
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
     strategy:
       matrix:
@@ -32,4 +27,12 @@ jobs:
         flake8 . --count --show-source --statistics
     - name: Test with pytest
       run: |
-        pytest test --cov tianshou
+        pytest test --cov tianshou --cov-report=xml
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v1
+      with:
+        token: ${{ secrets.CODECOV }}
+        file: ./coverage.xml
+        flags: unittests
+        name: codecov-umbrella
+        fail_ci_if_error: false

README.md

@@ -6,6 +6,7 @@
 
 [![PyPI](https://img.shields.io/pypi/v/tianshou)](https://pypi.org/project/tianshou/)
 [![Unittest](https://github.com/thu-ml/tianshou/workflows/Unittest/badge.svg?branch=master)](https://github.com/thu-ml/tianshou/actions)
+[![codecov](https://codecov.io/gh/thu-ml/tianshou/graph/badge.svg)](https://codecov.io/gh/thu-ml/tianshou)
 [![Documentation Status](https://readthedocs.org/projects/tianshou/badge/?version=latest)](https://tianshou.readthedocs.io)
 [![GitHub issues](https://img.shields.io/github/issues/thu-ml/tianshou)](https://github.com/thu-ml/tianshou/issues)
 [![GitHub stars](https://img.shields.io/github/stars/thu-ml/tianshou)](https://github.com/thu-ml/tianshou/stargazers)