fix: 3.14

Author: maxday

.github/workflows/test-on-push-and-pr.yml

@@ -24,7 +24,10 @@ jobs:
       fail-fast: false
       matrix:
         distro_version: ["3.19", "3.20"]
-        runtime_version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        runtime_version: ["3.10", "3.11", "3.12", "3.13"]
+        include:
+          - distro_version: "3.21"
+            runtime_version: "3.14"
 
     steps:
     - uses: actions/checkout@v4
@@ -41,7 +44,10 @@ jobs:
       fail-fast: false
       matrix:
         distro_version: ["bookworm", "bullseye"]
-        runtime_version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        runtime_version: ["3.10", "3.11", "3.12", "3.13"]
+        include:
+          - distro_version: "bookworm"
+            runtime_version: "3.14"
 
     steps:
     - uses: actions/checkout@v4

tests/test_concurrency.py

@@ -18,8 +18,9 @@ def setUp(self):
         self.socket = "/tmp/sock"
 
     def test_success_and_failure_isolation(self):
-        success_counter = multiprocessing.Value("i", 0)
-        fail_counter = multiprocessing.Value("i", 0)
+        ctx = multiprocessing.get_context("fork")
+        success_counter = ctx.Value("i", 0)
+        fail_counter = ctx.Value("i", 0)
 
         def fake_bootstrap_run(handler, lambda_runtime_client):
             pid = multiprocessing.current_process().pid
@@ -37,8 +38,10 @@ def fake_bootstrap_run(handler, lambda_runtime_client):
         ), patch(
             "awslambdaric.lambda_multi_concurrent_utils.bootstrap.run",
             side_effect=fake_bootstrap_run,
+        ), patch(
+            "awslambdaric.lambda_multi_concurrent_utils.multiprocessing.Process",
+            ctx.Process,
         ):
-            # spawn 4 multi-concurrent processes
             MultiConcurrentRunner.run_concurrent(
                 self.handler, self.addr, self.use_thread, self.socket, max_concurrency=4
             )