Update main.yml
update the comments
@@ -19,7 +19,8 @@ jobs:
strategy:
matrix:
- os: [ubuntu-latest] # [ubuntu-latest, macos-latest] # Run macos tests if really required, since GitHub charges 10 times more for macOS builds
+ # Run macos tests if really required, since GitHub charges 10 times more for macOS builds.
+ os: [ubuntu-latest] # [ubuntu-latest, macos-latest]
python-version: [3.6, 3.7, 3.8]
# Steps represent a sequence of tasks that will be executed as part of the job
