code · pull · Apr 8, 2026 · Apr 8, 2026 · Apr 8, 2026 · Apr 8, 2026
diff --git a/generators/python-v2/dynamic-snippets/src/context/DynamicTypeLiteralMapper.ts b/generators/python-v2/dynamic-snippets/src/context/DynamicTypeLiteralMapper.ts
@@ -483,7 +483,7 @@ export class DynamicTypeLiteralMapper {
             const errorsBefore = this.context.errors.size();
             try {
                 const instantiation = this.convert({ typeReference, value });
-                if (python.TypeInstantiation.isNop(instantiation)) {
+                if (python.TypeInstantiation.isNop(instantiation) || this.context.errors.size() > errorsBefore) {
                     this.context.errors.truncate(errorsBefore);
                     continue;
                 }

diff --git a/generators/python/sdk/versions.yml b/generators/python/sdk/versions.yml
@@ -1,5 +1,15 @@
 # yaml-language-server: $schema=../../../fern-versions-yml.schema.json
 # For unreleased changes, use unreleased.yml
+- version: 5.3.3
+  changelogEntry:
+    - summary: |
+        Fix wire test generation for undiscriminated unions where a non-first variant is used.
+        Previously, enum mismatches in nested objects were not detected during union matching,
+        causing empty values (e.g. `strategy=,`) in generated code.
+      type: fix
+  createdAt: "2026-04-08"
+  irVersion: 65
+
 - version: 5.3.2
   changelogEntry:
     - summary: |

diff --git a/generators/swift/sdk/src/SdkGeneratorCli.ts b/generators/swift/sdk/src/SdkGeneratorCli.ts
@@ -172,6 +172,7 @@ export class SdkGeneratorCLI extends AbstractSwiftGeneratorCli<SdkCustomConfigSc
         this.generateSourceSchemaFiles(context);
         this.generateSourceRootClientFile(context);
         this.generateSourceEnvironmentFile(context);
+        this.generateVersionFile(context);
     }
 
     private async generateSourceAsIsFiles(context: SdkGeneratorContext): Promise<void> {
@@ -576,6 +577,18 @@ export class SdkGeneratorCLI extends AbstractSwiftGeneratorCli<SdkCustomConfigSc
         });
     }
 
+    private generateVersionFile(context: SdkGeneratorContext): void {
+        const spmDetails = context.getSPMDetails();
+        const version = spmDetails.minVersion;
+        if (version != null) {
+            context.project.addSourceAsIsFile({
+                nameCandidateWithoutExtension: "Version",
+                directory: RelativeFilePath.of(""),
+                contents: `public let sdkVersion = "${version}"\n`
+            });
+        }
+    }
+
     private generateSourceEnvironmentFile(context: SdkGeneratorContext): void {
         if (context.ir.environments && context.ir.environments.environments.type === "singleBaseUrl") {
             const environmentSymbol = context.project.nameRegistry.getEnvironmentSymbolOrThrow();

diff --git a/generators/swift/sdk/versions.yml b/generators/swift/sdk/versions.yml
@@ -1,5 +1,16 @@
 # yaml-language-server: $schema=../../../fern-versions-yml.schema.json
 
+- version: 0.31.0
+  changelogEntry:
+    - summary: |
+        Generate a `Version.swift` source file containing the SDK version
+        string. This embeds the version in the generated source code for
+        consistency with other generators and fixes auto-versioning for
+        Swift SDKs.
+      type: feat
+  createdAt: "2026-04-07"
+  irVersion: 61
+
 - version: 0.30.0
   changelogEntry:
     - summary: |

diff --git a/seed/pydantic/accept-header/poetry.lock b/seed/pydantic/accept-header/poetry.lock
diff --git a/seed/pydantic/alias-extends/no-custom-config/poetry.lock b/seed/pydantic/alias-extends/no-custom-config/poetry.lock
diff --git a/seed/pydantic/alias-extends/no-inheritance-for-extended-models/poetry.lock b/seed/pydantic/alias-extends/no-inheritance-for-extended-models/poetry.lock
diff --git a/seed/pydantic/alias/poetry.lock b/seed/pydantic/alias/poetry.lock
diff --git a/seed/pydantic/any-auth/poetry.lock b/seed/pydantic/any-auth/poetry.lock
diff --git a/seed/pydantic/api-wide-base-path/poetry.lock b/seed/pydantic/api-wide-base-path/poetry.lock
diff --git a/seed/pydantic/audiences/poetry.lock b/seed/pydantic/audiences/poetry.lock
diff --git a/seed/pydantic/basic-auth-environment-variables/poetry.lock b/seed/pydantic/basic-auth-environment-variables/poetry.lock
diff --git a/seed/pydantic/basic-auth-pw-omitted/poetry.lock b/seed/pydantic/basic-auth-pw-omitted/poetry.lock
diff --git a/seed/pydantic/basic-auth/poetry.lock b/seed/pydantic/basic-auth/poetry.lock
diff --git a/seed/pydantic/bearer-token-environment-variable/poetry.lock b/seed/pydantic/bearer-token-environment-variable/poetry.lock
diff --git a/seed/pydantic/bytes-download/poetry.lock b/seed/pydantic/bytes-download/poetry.lock
diff --git a/seed/pydantic/bytes-upload/poetry.lock b/seed/pydantic/bytes-upload/poetry.lock
diff --git a/seed/pydantic/circular-references-advanced/no-custom-config/poetry.lock b/seed/pydantic/circular-references-advanced/no-custom-config/poetry.lock
diff --git a/seed/pydantic/circular-references-advanced/no-inheritance-for-extended-models/poetry.lock b/seed/pydantic/circular-references-advanced/no-inheritance-for-extended-models/poetry.lock
diff --git a/seed/pydantic/circular-references/no-custom-config/poetry.lock b/seed/pydantic/circular-references/no-custom-config/poetry.lock
diff --git a/seed/pydantic/circular-references/no-inheritance-for-extended-models/poetry.lock b/seed/pydantic/circular-references/no-inheritance-for-extended-models/poetry.lock
diff --git a/seed/pydantic/client-side-params/poetry.lock b/seed/pydantic/client-side-params/poetry.lock
diff --git a/seed/pydantic/content-type/poetry.lock b/seed/pydantic/content-type/poetry.lock