Merge branch 'main' of https://github.com/microprediction/precise

Author: Peter Cotton

Diff for: .github/workflows/tests.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9]
+        python-version: [3.7, 3.8]
 
     steps:
     - uses: actions/checkout@v2