add method for auto updating rdklib versions

pyproject.toml

@@ -113,7 +113,7 @@ boto3 = "^1.26.139"
 pyyaml = "^6.0"
 
 [tool.poetry.group.dev.dependencies]
-rdklib = "^0.3.0"
+rdklib = "^0.3"
 black = "^22.12.0"
 pydocstyle = "^6.3.0"
 isort = {extras = ["toml"], version = "^5.11.4"}

rdk/rdklib_versions.yaml

@@ -1,19 +1,21 @@
-# This file should be updated to contain the latest stable Lambda layer from the rdklib SAM application
-# Layers are published to each region, which is why some have more versions than others
+
+# This file should be updated to contain the latest stable Lambda layer from the rdklib SAM application.
+# Layers are published to each region, which is why some have more versions than others.
+# This file was automatically generated by update_rdklib_versions.py; check for accuracy before deploying.
 rdklib_layer_versions:
-  ap-southeast-1: "65"
-  ap-south-1: "5"
-  us-east-2: "5"
-  us-east-1: "5"
-  us-west-1: "4"
-  us-west-2: "4"
-  ap-northeast-2: "5"
-  ap-southeast-2: "5"
-  ap-northeast-1: "5"
-  ca-central-1: "5"
-  eu-central-1: "5"
-  eu-west-1: "5"
-  eu-west-2: "4"
-  eu-west-3: "5"
-  eu-north-1: "5"
-  sa-east-1: "5"
+  ap-northeast-1: 17
+  ap-northeast-2: 17
+  ap-south-1: 17
+  ap-southeast-1: 76
+  ap-southeast-2: 15
+  ca-central-1: 17
+  eu-central-1: 16
+  eu-north-1: 16
+  eu-west-1: 17
+  eu-west-2: 13
+  eu-west-3: 17
+  sa-east-1: 17
+  us-east-1: 18
+  us-east-2: 77
+  us-west-1: 15
+  us-west-2: 16

update_rdklib_versions.py

@@ -0,0 +1,27 @@
+import yaml
+import boto3
+
+with open("rdk/rdklib_versions.yaml", "r") as f:
+    # read the file
+    regions = yaml.safe_load(f)
+
+version_dict = {"rdklib_layer_versions": {}}
+for region in regions["rdklib_layer_versions"]:
+    lambda_client = boto3.client(
+        "lambda",
+        config=boto3.session.Config(region_name=region),
+    )
+    latest_version = lambda_client.list_layer_versions(LayerName="rdklib-layer", MaxItems=1)["LayerVersions"][0][
+        "Version"
+    ]
+    version_dict["rdklib_layer_versions"][region] = latest_version
+
+with open("rdk/rdklib_versions.yaml", "w") as f:
+    f.write(
+        """
+# This file should be updated to contain the latest stable Lambda layer from the rdklib SAM application.
+# Layers are published to each region, which is why some have more versions than others.
+# This file was automatically generated by update_rdklib_versions.py; check for accuracy before deploying.
+"""
+    )
+    f.write(yaml.dump(version_dict))