Fixes 502 Add feature_groups parameter to SequentialFeatureSelection

.github/workflows/python-package-conda.yml

@@ -33,9 +33,13 @@ jobs:
         conda install imageio scikit-image -y -q
         conda install dlib -y -q
         pip install markdown
+        pip install coverage
         pip install -e  .
         python -c "import numpy; print('NumPy:', numpy.__version__)"
         python -c "import scipy; print('SciPy:', scipy.__version__)"
         python -c "import sklearn; print('Scikit-learn:', sklearn.__version__)"
         python -c "import pandas; print('Pandas:', pandas.__version__)"
-        pytest -sv
+        coverage run --source=mlxtend --branch -m pytest mlxtend
+        coverage xml
+    - name: Upload Coverage to Codecov
+      uses: codecov/codecov-action@v2

README.md

@@ -1,8 +1,8 @@
 [![DOI](https://joss.theoj.org/papers/10.21105/joss.00638/status.svg)](https://doi.org/10.21105/joss.00638)
 [![PyPI version](https://badge.fury.io/py/mlxtend.svg)](http://badge.fury.io/py/mlxtend)
 [![Anaconda-Server Badge](https://anaconda.org/conda-forge/mlxtend/badges/version.svg)](https://anaconda.org/conda-forge/mlxtend)
-[![Build statu  s](https://ci.appveyor.com/api/projects/status/7vx20e0h5dxcyla2/branch/master?svg=true)](https://ci.appveyor.com/project/rasbt/mlxtend/branch/master)
-[![Coverage Status](https://coveralls.io/repos/rasbt/mlxtend/badge.svg?branch=master&service=github)](https://coveralls.io/github/rasbt/mlxtend?branch=master)
+[![Build status](https://ci.appveyor.com/api/projects/status/7vx20e0h5dxcyla2/branch/master?svg=true)](https://ci.appveyor.com/project/rasbt/mlxtend/branch/master)
+[![codecov](https://codecov.io/gh/rasbt/mlxtend/branch/master/graph/badge.svg)](https://codecov.io/gh/rasbt/mlxtend)
 ![Python 3](https://img.shields.io/badge/python-3-blue.svg)
 ![License](https://img.shields.io/badge/license-BSD-blue.svg)
 [![Discuss](https://img.shields.io/badge/discuss-github-blue.svg)](https://github.com/rasbt/mlxtend/discussions)