X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/20f74c20f7efe80f0b0199153934dddd80e21d8e..4218ae18c06df82904b9c9eac166510ac0ebee7c:/.github/workflows/primer.yml

diff --git a/.github/workflows/primer.yml b/.github/workflows/primer.yml
index 9b10db0..4c5751a 100644
--- a/.github/workflows/primer.yml
+++ b/.github/workflows/primer.yml
@@ -4,11 +4,18 @@ on: [push, pull_request]
 
 jobs:
   build:
+    # We want to run on external PRs, but not on our own internal PRs as they'll be run
+    # by the push to the branch. Without this if check, checks are duplicated since
+    # internal PRs match both the push and pull_request events.
+    if:
+      github.event_name == 'push' || github.event.pull_request.head.repo.full_name !=
+      github.repository
+
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.6, 3.7, 3.8]
+        python-version: [3.6, 3.7, 3.8, 3.9]
         os: [ubuntu-latest, windows-latest]
 
     steps: