From b5f7a8eace73d0dad0062a3e538b6a039231099a Mon Sep 17 00:00:00 2001
From: Randy Lai <randy.cs.lai@gmail.com>
Date: Wed, 17 Jan 2024 11:10:57 -0800
Subject: [PATCH] use concurrency

---
 .github/workflows/main.yml | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 326c64a..81d7db7 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -6,18 +6,14 @@ on:
   pull_request:
     branches: [main, master]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 env:
   RADIAN_NO_INPUTHOOK: 1
 
 jobs:
-  cleanup:
-    name: Cancel Previous Runs
-    runs-on: ubuntu-latest
-    steps:
-      - uses: styfle/cancel-workflow-action@0.12.0
-        with:
-          access_token: ${{ github.token }}
-
   pytest:
     name: ${{ matrix.os }} r-${{ matrix.r }} py-${{ matrix.python }}
     strategy: