Install setuptools with pip

Author: FilipeMaia

.github/workflows/test.yml

@@ -25,7 +25,7 @@ jobs:
         # For example, if you need build-essential and cmake:
         sudo apt-get update
         sudo apt-get install -y cmake build-essential libhdf5-dev libgsl-dev libfftw3-dev swig libnfft3-dev libtiff-dev libpng-dev 
-        pip install pytest
+        pip install pytest setuptools
 
     - name: Configure CMake
       run: |