feat(lambda): add python 3.12 runtime (#27967)

Adds a Python 3.12 runtime to Lambda.



----

*By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license*

packages/@aws-cdk-testing/framework-integ/test/aws-lambda/test/integ.runtime.inlinecode.js.snapshot/aws-cdk-lambda-runtime-inlinecode.template.json

@@ -200,6 +200,56 @@
     "PYTHON310ServiceRole65985CC8"
    ]
   },
+  "PYTHON312ServiceRoleBEB03378": {
+   "Type": "AWS::IAM::Role",
+   "Properties": {
+    "AssumeRolePolicyDocument": {
+     "Statement": [
+      {
+       "Action": "sts:AssumeRole",
+       "Effect": "Allow",
+       "Principal": {
+        "Service": "lambda.amazonaws.com"
+       }
+      }
+     ],
+     "Version": "2012-10-17"
+    },
+    "ManagedPolicyArns": [
+     {
+      "Fn::Join": [
+       "",
+       [
+        "arn:",
+        {
+         "Ref": "AWS::Partition"
+        },
+        ":iam::aws:policy/service-role/AWSLambdaBasicExecutionRole"
+       ]
+      ]
+     }
+    ]
+   }
+  },
+  "PYTHON3127B62731D": {
+   "Type": "AWS::Lambda::Function",
+   "Properties": {
+    "Code": {
+     "ZipFile": "def handler(event, context):\n  return \"success\""
+    },
+    "Handler": "index.handler",
+    "Role": {
+     "Fn::GetAtt": [
+      "PYTHON312ServiceRoleBEB03378",
+      "Arn"
+     ]
+    },
+    "Runtime": "python3.12"
+   },
+   "DependsOn": [
+    "PYTHON312ServiceRoleBEB03378"
+   ]
+  },
   "NODEJS14XServiceRole4523ECDB": {
    "Type": "AWS::IAM::Role",
    "Properties": {
@@ -422,6 +472,11 @@
     "Ref": "PYTHON310431C418B"
    }
   },
+  "PYTHON312functionName": {
+   "Value": {
+    "Ref": "PYTHON3127B62731D"
+   }
+  },
   "NODEJS14XfunctionName": {
    "Value": {
     "Ref": "NODEJS14X930214A3"

packages/@aws-cdk-testing/framework-integ/test/aws-lambda/test/integ.runtime.inlinecode.ts

@@ -43,6 +43,13 @@ const python310 = new Function(stack, 'PYTHON_3_10', {
 });
 new CfnOutput(stack, 'PYTHON_3_10-functionName', { value: python310.functionName });
 
+const python312 = new Function(stack, 'PYTHON_3_12', {
+  code: new InlineCode('def handler(event, context):\n  return "success"'),
+  handler: 'index.handler',
+  runtime: Runtime.PYTHON_3_12,
+});
+new CfnOutput(stack, 'PYTHON_3_12-functionName', { value: python312.functionName });
+
 const node14xfn = new Function(stack, 'NODEJS_14_X', {
   code: new InlineCode('exports.handler = async function(event) { return "success" }'),
   handler: 'index.handler',

packages/aws-cdk-lib/aws-lambda/lib/runtime.ts

@@ -172,6 +172,14 @@ export class Runtime {
     supportsCodeGuruProfiling: true,
   });
 
+  /**
+   * The Python 3.12 runtime (python3.12)
+   */
+  public static readonly PYTHON_3_12 = new Runtime('python3.12', RuntimeFamily.PYTHON, {
+    supportsInlineCode: true,
+    supportsCodeGuruProfiling: true,
+  });
+
   /**
    * The Java 8 runtime (java8)
    */