reportEmptyAbstractUsage fixes - cherrypick typeshed fix to prevent false positives & fix diagnostic ruleset defaults

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Diff from mypy_primer, showing the effect of this PR on open source code:

build (https://github.com/pypa/build)
-   .../projects/build/src/build/env.py:279:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/build/src/build/env.py:339:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 45 errors, 1575 warnings, 0 notes
+ 43 errors, 1575 warnings, 0 notes

kopf (https://github.com/nolar/kopf)
-   .../projects/kopf/kopf/_cogs/structs/credentials.py:130:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 137 errors, 1970 warnings, 0 notes
+ 136 errors, 1970 warnings, 0 notes

urllib3 (https://github.com/urllib3/urllib3)
-   .../projects/urllib3/dummyserver/testcase.py:207:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/urllib3/dummyserver/testcase.py:256:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/urllib3/test/conftest.py:102:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/urllib3/test/contrib/emscripten/conftest.py:35:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 497 errors, 4423 warnings, 0 notes
+ 493 errors, 4423 warnings, 0 notes

pytest (https://github.com/pytest-dev/pytest)
-   .../projects/pytest/src/_pytest/config/__init__.py:1104:31 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/pytest/src/_pytest/config/__init__.py:1170:39 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/pytest/src/_pytest/subtests.py:222:28 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- .../projects/pytest/src/_pytest/warnings.py
-   .../projects/pytest/src/_pytest/warnings.py:133:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 335 errors, 11 warnings, 0 notes
+ 331 errors, 11 warnings, 0 notes

steam.py (https://github.com/Gobot1234/steam.py)
-   .../projects/steam.py/steam/ext/csgo/client.py:97:17 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/http.py:588:35 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/http.py:629:18 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/id.py:462:16 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/id.py:494:16 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/id.py:513:20 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/id.py:566:16 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/id.py:569:18 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/state.py:334:20 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/state.py:399:18 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/state.py:1033:20 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/steam.py/steam/state.py:1730:37 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- ...tmp/mypy_primer/projects/steam.py/steam/user_news.py:41:18 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   ...tmp/mypy_primer/projects/steam.py/steam/utils.py
+ .../projects/steam.py/steam/utils.py
-   .../projects/steam.py/steam/utils.py:152:25 - error: Cannot instantiate abstract class "ID"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 8319 errors, 88 warnings, 0 notes
+ 8304 errors, 88 warnings, 0 notes

core (https://github.com/home-assistant/core)
-   .../projects/core/homeassistant/components/arcam_fmj/__init__.py:59:24 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/core/homeassistant/components/homeassistant_hardware/util.py:364:20 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/core/homeassistant/components/knx/websocket.py:345:13 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/core/homeassistant/components/onvif/__init__.py:48:16 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/core/homeassistant/components/powerwall/__init__.py:167:16 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/core/homeassistant/components/ssdp/server.py:171:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 33807 errors, 396576 warnings, 0 notes
+ 33801 errors, 396576 warnings, 0 notes

prefect (https://github.com/PrefectHQ/prefect)
-   .../projects/prefect/src/integrations/prefect-aws/prefect_aws/observers/ecs.py:312:20 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/integrations/prefect-dask/prefect_dask/task_runners.py:286:28 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/integrations/prefect-dbt/prefect_dbt/core/_orchestrator.py:1069:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/integrations/prefect-gcp/tests/test_credentials.py:239:20 - error: Cannot instantiate abstract class "Block"
+   .../projects/prefect/src/integrations/prefect-gcp/tests/test_credentials.py:239:20 - warning: Cannot instantiate abstract class "Block"
-   .../projects/prefect/src/integrations/prefect-sqlalchemy/prefect_sqlalchemy/database.py:149:32 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/integrations/prefect-sqlalchemy/prefect_sqlalchemy/database.py:659:32 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/integrations/prefect-sqlalchemy/prefect_sqlalchemy/database.py:782:32 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/integrations/prefect-sqlalchemy/prefect_sqlalchemy/database.py:1322:32 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/_internal/concurrency/api.py:142:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/_internal/concurrency/api.py:194:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/_observers.py:74:28 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/client/orchestration/__init__.py:363:28 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/context.py:164:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/flow_engine.py:798:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/flow_engine.py:1399:20 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/runner/_flow_run_executor.py:237:23 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/runner/runner.py:239:28 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/server/api/server.py:740:20 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/server/database/dependencies.py:452:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/server/events/triggers.py:571:16 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/server/models/flow_runs.py:613:16 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/server/models/task_runs.py:545:16 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/server/services/task_run_recorder.py:256:24 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/server/utilities/server.py:48:24 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/task_engine.py:761:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/task_engine.py:1390:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/task_worker.py:120:28 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/testing/utilities.py:147:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/prefect/src/prefect/workers/base.py:606:44 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 7511 errors, 118297 warnings, 0 notes
+ 7482 errors, 118298 warnings, 0 notes

pyodide (https://github.com/pyodide/pyodide)
-   .../projects/pyodide/src/py/pyodide/console.py:441:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 1254 errors, 13865 warnings, 0 notes
+ 1253 errors, 13865 warnings, 0 notes

boostedblob (https://github.com/hauntsaninja/boostedblob)
-   .../projects/boostedblob/boostedblob/request.py:118:24 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 99 errors, 749 warnings, 0 notes
+ 98 errors, 749 warnings, 0 notes

antidote (https://github.com/Finistere/antidote)
-   .../projects/antidote/src/antidote/core/_catalog.py:403:22 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 259 errors, 80 warnings, 0 notes
+ 258 errors, 80 warnings, 0 notes

cloud-init (https://github.com/canonical/cloud-init)
-   .../projects/cloud-init/cloudinit/net/ephemeral.py:425:22 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/config/test_cc_disk_setup.py:22:24 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/config/test_cc_growpart.py:286:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/sources/test_configdrive.py:414:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/sources/test_configdrive.py:455:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/sources/test_init.py:79:27 - error: Cannot instantiate abstract class "DataSource"
+   .../projects/cloud-init/tests/unittests/sources/test_init.py:79:27 - warning: Cannot instantiate abstract class "DataSource"
-   .../projects/cloud-init/tests/unittests/sources/test_init.py:164:22 - error: Cannot instantiate abstract class "DataSource"
+   .../projects/cloud-init/tests/unittests/sources/test_init.py:164:22 - warning: Cannot instantiate abstract class "DataSource"
-   .../projects/cloud-init/tests/unittests/sources/test_init.py:185:22 - error: Cannot instantiate abstract class "DataSource"
+   .../projects/cloud-init/tests/unittests/sources/test_init.py:185:22 - warning: Cannot instantiate abstract class "DataSource"
-   .../projects/cloud-init/tests/unittests/sources/test_vmware.py:162:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/test_cli.py:215:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/test_net_activators.py:49:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/cloud-init/tests/unittests/test_net_activators.py:68:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 2594 errors, 65892 warnings, 0 notes
+ 2582 errors, 65895 warnings, 0 notes

pandera (https://github.com/pandera-dev/pandera)
-   .../projects/pandera/tests/pandas/test_dtypes.py:279:9 - error: Cannot instantiate abstract class "DataType"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 1796 errors, 119 warnings, 0 notes
+ 1795 errors, 119 warnings, 0 notes

xarray (https://github.com/pydata/xarray)
-   .../projects/xarray/xarray/tests/test_backends.py:1737:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 3788 errors, 68109 warnings, 0 notes
+ 3787 errors, 68109 warnings, 0 notes

pip (https://github.com/pypa/pip)
-   .../projects/pip/src/pip/_internal/cli/command_context.py:12:30 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/pip/src/pip/_internal/operations/build/build_tracker.py:45:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/pip/src/pip/_internal/utils/temp_dir.py:40:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/pip/src/pip/_vendor/truststore/_api.py:117:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 1501 errors, 20826 warnings, 0 notes
+ 1497 errors, 20826 warnings, 0 notes

trio (https://github.com/python-trio/trio)
-   .../projects/trio/src/trio/_core/_tests/test_run.py:771:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/trio/src/trio/_core/_tests/test_run.py:795:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/trio/src/trio/_core/_tests/test_run.py:925:20 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/trio/src/trio/_core/_tests/test_run.py:967:24 - error: Cannot instantiate abstract class "AsyncExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/trio/src/trio/_core/_tests/test_run.py:2588:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/trio/src/trio/_subprocess.py:393:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/trio/src/trio/_subprocess.py:393:41 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/trio/src/trio/_tests/test_abc.py:23:18 - error: Cannot instantiate abstract class "Instrument"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 1609 errors, 13 warnings, 0 notes
+ 1601 errors, 13 warnings, 0 notes

streamlit (https://github.com/streamlit/streamlit)
-   .../projects/streamlit/lib/tests/streamlit/web/cli_test.py:713:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/streamlit/lib/tests/streamlit/web/server/server_test.py:566:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/streamlit/lib/tests/streamlit/web/server/server_test.py:599:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 8687 errors, 50585 warnings, 0 notes
+ 8684 errors, 50585 warnings, 0 notes

pandas (https://github.com/pandas-dev/pandas)
-   .../projects/pandas/pandas/io/sql.py:1645:27 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 194 errors, 0 warnings, 0 notes
+ 193 errors, 0 warnings, 0 notes

spark (https://github.com/apache/spark)
-   .../projects/spark/python/pyspark/ml/connect/readwrite.py:176:27 - error: Cannot instantiate abstract class "JavaTransformer"
+   .../projects/spark/python/pyspark/ml/connect/readwrite.py:176:27 - warning: Cannot instantiate abstract class "JavaTransformer"
-   .../projects/spark/python/pyspark/ml/feature.py:3765:28 - error: Cannot instantiate abstract class "JavaModel"
+   .../projects/spark/python/pyspark/ml/feature.py:3765:28 - warning: Cannot instantiate abstract class "JavaModel"
-   .../projects/spark/python/pyspark/ml/param/__init__.py:487:17 - error: Cannot instantiate abstract class "Params"
+   .../projects/spark/python/pyspark/ml/param/__init__.py:487:17 - warning: Cannot instantiate abstract class "Params"
-   .../projects/spark/python/pyspark/pandas/base.py:369:16 - error: Cannot instantiate abstract class "DataTypeOps"
+   .../projects/spark/python/pyspark/pandas/base.py:369:16 - warning: Cannot instantiate abstract class "DataTypeOps"
-   .../projects/spark/python/pyspark/pandas/internal.py:1170:24 - error: Cannot instantiate abstract class "DataTypeOps"
+   .../projects/spark/python/pyspark/pandas/internal.py:1170:24 - warning: Cannot instantiate abstract class "DataTypeOps"
-   .../projects/spark/python/pyspark/pandas/internal.py:1609:32 - error: Cannot instantiate abstract class "DataTypeOps"
+   .../projects/spark/python/pyspark/pandas/internal.py:1609:32 - warning: Cannot instantiate abstract class "DataTypeOps"
-   .../projects/spark/python/pyspark/pandas/tests/data_type_ops/test_base.py:78:35 - error: Cannot instantiate abstract class "DataTypeOps"
+   .../projects/spark/python/pyspark/pandas/tests/data_type_ops/test_base.py:78:35 - warning: Cannot instantiate abstract class "DataTypeOps"
-   .../projects/spark/python/pyspark/pandas/tests/data_type_ops/test_base.py:89:35 - error: Cannot instantiate abstract class "DataTypeOps"
+   .../projects/spark/python/pyspark/pandas/tests/data_type_ops/test_base.py:89:35 - warning: Cannot instantiate abstract class "DataTypeOps"
-   .../projects/spark/python/pyspark/pandas/tests/data_type_ops/test_base.py:91:35 - error: Cannot instantiate abstract class "DataTypeOps"
+   .../projects/spark/python/pyspark/pandas/tests/data_type_ops/test_base.py:91:35 - warning: Cannot instantiate abstract class "DataTypeOps"
-   .../projects/spark/python/pyspark/testing/connectutils.py:297:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 41892 errors, 146007 warnings, 0 notes
+ 41882 errors, 146016 warnings, 0 notes

mypy (https://github.com/python/mypy)
-   .../projects/mypy/mypy/checker.py:592:26 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 2073 errors, 22169 warnings, 0 notes
+ 2072 errors, 22169 warnings, 0 notes

werkzeug (https://github.com/pallets/werkzeug)
-   .../projects/werkzeug/src/werkzeug/debug/__init__.py:396:14 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/werkzeug/tests/conftest.py:236:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 362 errors, 14 warnings, 0 notes
+ 360 errors, 14 warnings, 0 notes

dd-trace-py (https://github.com/DataDog/dd-trace-py)
-   .../projects/dd-trace-py/ddtrace/contrib/internal/grpc/aio_client_interceptor.py:162:31 - error: Cannot instantiate abstract class "ClientCallDetails"
+   .../projects/dd-trace-py/ddtrace/contrib/internal/grpc/aio_client_interceptor.py:162:31 - warning: Cannot instantiate abstract class "ClientCallDetails"
-   .../projects/dd-trace-py/ddtrace/debugging/_probe/remoteconfig.py:266:19 - error: Cannot instantiate abstract class "Probe"
+   .../projects/dd-trace-py/ddtrace/debugging/_probe/remoteconfig.py:266:19 - warning: Cannot instantiate abstract class "Probe"
-   .../projects/dd-trace-py/tests/testing/internal/pytest/test_pytest_coverage_report_upload.py:80:10 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/dd-trace-py/tests/testing/internal/pytest/test_pytest_coverage_report_upload.py:117:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/dd-trace-py/tests/testing/internal/pytest/test_pytest_coverage_report_upload.py:216:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/dd-trace-py/tests/testing/internal/pytest/test_pytest_coverage_report_upload.py:401:18 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
-   .../projects/dd-trace-py/tests/testing/mocks.py:611:17 - error: Cannot instantiate abstract class "ExitStack"
-     class has no abstract members, but is explicitly denoted with "ABC" or "ABCMeta" (reportEmptyAbstractUsage)
- 17345 errors, 199154 warnings, 0 notes
+ 17338 errors, 199156 warnings, 0 notes

typeshed-stats (https://github.com/AlexWaygood/typeshed-stats)
- .../projects/typeshed-stats/scripts/regenerate.py
-   .../projects/typeshed-stats/scripts/regenerate.py:37:10 - error: Cannot instantiate abstract class "ExitStack"

... (truncated 148 lines) ...```