[python] ignore final envelope result models for DI (#5290)

Co-authored-by: iscai-msft <[email protected]>
Co-authored-by: Yuchao Yan <[email protected]>

packages/http-client-python/CHANGELOG.md

@@ -1,5 +1,11 @@
 # Change Log - @typespec/http-client-python
 
+## 0.4.1
+
+### Bug Fixes
+
+- Ignore models only used as LRO envelope results because we don't do anything with them
+
 ## 0.4.0
 
 ### Features

packages/http-client-python/emitter/src/code-model.ts

@@ -269,6 +269,9 @@ export function emitCodeModel<TServiceOperation extends SdkServiceOperation>(
   }
   // loop through models and enums since there may be some orphaned models needs to be generated
   for (const model of sdkPackage.models) {
+    if (isAzureCoreModel(model)) {
+      continue;
+    }
     // filter out spread models
     if (
       model.name === "" ||
@@ -278,6 +281,16 @@ export function emitCodeModel<TServiceOperation extends SdkServiceOperation>(
     ) {
       continue;
     }
+    // filter out models only used for polling and or envelope result
+    if (
+      ((model.usage & UsageFlags.LroInitial) > 0 ||
+        (model.usage & UsageFlags.LroFinalEnvelope) > 0 ||
+        (model.usage & UsageFlags.LroPolling) > 0) &&
+      (model.usage & UsageFlags.Input) === 0 &&
+      (model.usage & UsageFlags.Output) === 0
+    ) {
+      continue;
+    }
     // filter out specific models not used in python, e.g., pageable models
     if (disableGenerationMap.has(model)) {
       continue;
@@ -289,6 +302,9 @@ export function emitCodeModel<TServiceOperation extends SdkServiceOperation>(
     getType(sdkContext, model);
   }
   for (const sdkEnum of sdkPackage.enums) {
+    if (isAzureCoreModel(sdkEnum)) {
+      continue;
+    }
     // filter out api version enum since python do not generate it
     if (sdkEnum.usage === UsageFlags.ApiVersionEnum) {
       continue;

packages/http-client-python/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@typespec/http-client-python",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "author": "Microsoft Corporation",
   "description": "TypeSpec emitter for Python SDKs",
   "homepage": "https://typespec.io",
@@ -60,7 +60,7 @@
     "@azure-tools/typespec-azure-resource-manager": ">=0.48.0 <1.0.0",
     "@azure-tools/typespec-autorest": ">=0.48.0 <1.0.0",
     "@azure-tools/typespec-azure-rulesets": ">=0.48.0 <3.0.0",
-    "@azure-tools/typespec-client-generator-core": ">=0.48.0 <1.0.0"
+    "@azure-tools/typespec-client-generator-core": ">=0.48.5 <1.0.0"
   },
   "dependencies": {
     "js-yaml": "~4.1.0",
@@ -77,7 +77,7 @@
     "@azure-tools/typespec-azure-core": "~0.48.0",
     "@azure-tools/typespec-azure-rulesets": "~0.48.0",
     "@azure-tools/typespec-azure-resource-manager": "~0.48.0",
-    "@azure-tools/typespec-client-generator-core": "~0.48.0",
+    "@azure-tools/typespec-client-generator-core": "~0.48.5",
     "@azure-tools/cadl-ranch-specs": "~0.39.1",
     "@azure-tools/cadl-ranch-expect": "~0.15.6",
     "@types/js-yaml": "~4.0.5",