chore: Ensure the logging library does not get upset when output capture is disabled.

Changelog-Fixed: Testing infrastructure no longer fails when logging output capture is disabled.

.github/workflows/ci.yaml

@@ -17,6 +17,7 @@ env:
   SLOW_MACHINE: 1
   CI_SERVER_URL: "http://35.239.136.52:3170"
   PYTEST_OPTS_BASE: "-vvv --junit-xml=report.xml --timeout=1800 --durations=10"
+  TEST_LOG_IGNORE_ERRORS: "1"
 
 jobs:
   prebuild:

.github/workflows/coverage-nightly.yaml

@@ -91,6 +91,7 @@ jobs:
           PYTEST_PAR: ${{ matrix.pytest_par }}
           SLOW_MACHINE: 1
           TIMEOUT: 900
+          TEST_LOG_IGNORE_ERRORS: "1"
         run: |
           mkdir -p "$CLN_COVERAGE_DIR"
           uv run eatmydata pytest tests/ -n ${PYTEST_PAR} -vvv

Makefile

@@ -518,7 +518,7 @@ ifeq ($(PYTEST),)
 	exit 1
 else
 # Explicitly hand VALGRIND so you can override on make cmd line.
-	PYTHONPATH=$(MY_CHECK_PYTHONPATH) TEST_DEBUG=1 VALGRIND=$(VALGRIND) uv run $(PYTEST) $(PYTEST_TESTS) $(PYTEST_OPTS)
+	PYTHONPATH=$(MY_CHECK_PYTHONPATH) TEST_DEBUG=1 TEST_LOG_IGNORE_ERRORS=1 VALGRIND=$(VALGRIND) uv run $(PYTEST) $(PYTEST_TESTS) $(PYTEST_OPTS)
 endif
 
 check-fuzz: $(ALL_FUZZ_TARGETS)

Taskfile.yml

@@ -12,12 +12,15 @@ tasks:
     dir: '.'
     deps:
       - build
+    env:
+      TEST_LOG_IGNORE_ERRORS: "1"
     cmds:
       - uv run pytest --force-flaky -vvv -n {{ .PYTEST_PAR }} tests {{ .CLI_ARGS }}
 
   test-liquid:
     env:
       TEST_NETWORK: "liquid-regtest"
+      TEST_LOG_IGNORE_ERRORS: "1"
     cmds:
       - sed -i 's/TEST_NETWORK=regtest/TEST_NETWORK=liquid-regtest/g' config.vars
       - uv run make cln-grpc/proto/node.proto
@@ -62,6 +65,8 @@ tasks:
     deps:
       - in-docker-init
       - in-docker-build-deps
+    env:
+      TEST_LOG_IGNORE_ERRORS: "1"
     cmds:
       # This way of copying allows us to copy the dirty tree, without
       # triggering any of the potentially configured hooks which might