Use * instead of all

Author: bschoenmaeckers

CHANGELOG.md

@@ -12,7 +12,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
-- Allow loading all resource detectors by setting `OTEL_EXPERIMENTAL_RESOURCE_DETECTORS` to `all`
+- Allow loading all resource detectors by setting `OTEL_EXPERIMENTAL_RESOURCE_DETECTORS` to `*`
   ([#4819](https://github.com/open-telemetry/opentelemetry-python/pull/4819))
 - docs: Added sqlcommenter example
   ([#4734](https://github.com/open-telemetry/opentelemetry-python/pull/4734))

opentelemetry-sdk/src/opentelemetry/sdk/resources/__init__.py

@@ -207,7 +207,7 @@ def create(
 
         resource_detectors: List[ResourceDetector] = []
 
-        if "all" in otel_experimental_resource_detectors:
+        if "*" in otel_experimental_resource_detectors:
             otel_experimental_resource_detectors = entry_points(
                 group="opentelemetry_resource_detector"
             ).names

opentelemetry-sdk/tests/resources/test_resources.py

@@ -474,6 +474,7 @@ def test_service_name_env(self):
         self.assertEqual(resource.attributes["service.name"], "from-code")
 
 
+# pylint: disable=too-many-public-methods
 class TestOTELResourceDetector(unittest.TestCase):
     def setUp(self) -> None:
         environ[OTEL_RESOURCE_ATTRIBUTES] = ""
@@ -698,7 +699,7 @@ def test_resource_detector_entry_points_os(self):
         self.assertIn(OS_VERSION, resource.attributes)
 
     @patch.dict(
-        environ, {OTEL_EXPERIMENTAL_RESOURCE_DETECTORS: "all"}, clear=True
+        environ, {OTEL_EXPERIMENTAL_RESOURCE_DETECTORS: "*"}, clear=True
     )
     def test_resource_detector_entry_points_all(self):
         resource = Resource({}).create()