update weblog sampling_test use sampling rules instead of deprecated …

…envvar (#3984)

tests/parametric/test_telemetry.py

@@ -277,7 +277,7 @@ def test_library_settings(self, library_env, test_agent, test_library):
     @missing_feature(context.library == "php", reason="Not implemented")
     @missing_feature(context.library == "cpp", reason="Not implemented")
     @missing_feature(
-        context.library < "[email protected]", reason="OTEL Sampling config is mapped to a different datadog config"
+        context.library <= "python@3.1.0", reason="OTEL Sampling config is mapped to a different datadog config"
     )
     @pytest.mark.parametrize(
         "library_env",
@@ -370,7 +370,7 @@ def test_telemetry_otel_env_hiding(self, library_env, test_agent, test_library):
     @missing_feature(context.library == "php", reason="Not implemented")
     @missing_feature(context.library == "cpp", reason="Not implemented")
     @missing_feature(
-        context.library < "[email protected]", reason="OTEL Sampling config is mapped to a different datadog config"
+        context.library <= "python@3.1.0", reason="OTEL Sampling config is mapped to a different datadog config"
     )
     @missing_feature(
         context.library == "nodejs", reason="does not collect otel_env.invalid metrics for otel_resource_attributes"

utils/_context/containers.py

@@ -671,7 +671,7 @@ def __init__(
         use_proxy=True,
         volumes=None,
     ) -> None:
-        from utils import weblog, context
+        from utils import weblog
 
         self.host_port = weblog.port
         self.container_port = 7777
@@ -718,11 +718,8 @@ def __init__(
             base_environment["DD_IAST_DEDUPLICATION_ENABLED"] = "false"
 
         if tracer_sampling_rate:
-            if context.library == "python":
-                # python3.x dropped support for DD_TRACE_SAMPLE_RATE
-                base_environment["DD_TRACE_SAMPLING_RULES"] = str([{"sample_rate": tracer_sampling_rate}])
-            else:
-                base_environment["DD_TRACE_SAMPLE_RATE"] = str(tracer_sampling_rate)
+            base_environment["DD_TRACE_SAMPLE_RATE"] = str(tracer_sampling_rate)
+            base_environment["DD_TRACE_SAMPLING_RULES"] = json.dumps([{"sample_rate": tracer_sampling_rate}])
 
         if use_proxy:
             # set the tracer to send data to runner (it will forward them to the agent)