feat: Support both Lambda APIs in the example Python stack

Author: lym953

examples/python-stack/app.py

@@ -1,8 +1,10 @@
 #!/usr/bin/env python3
 from aws_cdk import App
 from cdk_python.cdk_python_stack import CdkPythonStack
+from cdk_python.cdk_python_lambda_old_api_stack import CdkPythonLambdaOldApiStack
 
 app = App()
 CdkPythonStack(app, "CdkPythonStack")
+CdkPythonLambdaOldApiStack(app, "CdkPythonLambdaOldApiStack")
 
 app.synth()

examples/python-stack/cdk_python/cdk_python_lambda_old_api_stack.py

@@ -0,0 +1,27 @@
+from constructs import Construct
+from datadog_cdk_constructs_v2 import Datadog, DatadogProps
+import os
+from cdk_python.cdk_python_stack_base import CdkPythonStackBase
+
+class CdkPythonLambdaOldApiStack(CdkPythonStackBase):
+    def __init__(self, scope: Construct, id: str, **kwargs) -> None:
+        super().__init__(scope, id, **kwargs)
+
+        datadog = Datadog(
+            self,
+            "Datadog",
+            dotnet_layer_version=15,
+            node_layer_version=107,
+            python_layer_version=89,
+            extension_layer_version=55,
+            add_layers=True,
+            api_key=os.getenv("DD_API_KEY"),
+            enable_datadog_tracing=True,
+            enable_datadog_asm=True,
+            flush_metrics_to_logs=True,
+            site="datadoghq.com",
+        )
+        
+        # Ensure DatadogProps can be imported properly
+        props = DatadogProps()
+        datadog.add_lambda_functions(self.lambdaFunctions)