[python] Avoid duplicated delete operation for autorest emitter (#3257)

* update regenerate

* add changelog

* Update dependencies

* Update dependencies (2025-11-03 04:01:47)

* update version

---------

Co-authored-by: AutoPrFromHttpClientPython <AutoPrFromHttpClientPython>

Author: msyyc

packages/autorest.python/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Release
 
+## 6.42.1
+
+### Bug Fixes
+
+- [#3257](https://github.com/Azure/autorest.python/pull/3257) add flag for clear output folder and set default to false
+
+
 ## 6.42.0
 
 ### Features

packages/autorest.python/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@autorest/python",
-  "version": "6.42.0",
+  "version": "6.42.1",
   "description": "The Python extension for generators in AutoRest.",
   "scripts": {
     "start": "node ./scripts/run-python3.js ./scripts/start.py",
@@ -29,7 +29,7 @@
   },
   "homepage": "https://github.com/Azure/autorest.python/blob/main/README.md",
   "dependencies": {
-    "@typespec/http-client-python": "~0.20.0",
+    "@typespec/http-client-python": "~0.20.2",
     "@autorest/system-requirements": "~1.0.2",
     "fs-extra": "~11.2.0",
     "tsx": "~4.19.1"

packages/typespec-python/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Release
 
+## 0.53.1
+
+### Bug Fixes
+
+- [#3257](https://github.com/Azure/autorest.python/pull/3257) add flag for clear output folder and set default to false
+
+
 ## 0.53.0
 
 ### Features

packages/typespec-python/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@azure-tools/typespec-python",
-  "version": "0.53.0",
+  "version": "0.53.1",
   "author": "Microsoft Corporation",
   "description": "TypeSpec emitter for Python SDKs",
   "homepage": "https://github.com/Azure/autorest.python",
@@ -67,7 +67,7 @@
     "js-yaml": "~4.1.0",
     "semver": "~7.6.2",
     "tsx": "~4.19.1",
-    "@typespec/http-client-python": "~0.20.0",
+    "@typespec/http-client-python": "~0.20.2",
     "fs-extra": "~11.2.0"
   },
   "devDependencies": {

packages/typespec-python/scripts/eng/regenerate.ts

@@ -146,6 +146,9 @@ const EMITTER_OPTIONS: Record<string, Record<string, string> | Record<string, st
         "package-mode": "azure-dataplane",
         "package-pprint-name": "ResiliencySrvDriven2",
     },
+    "authentication/api-key": {
+        "clear-output-folder": "true",
+    },
     "authentication/http/custom": {
         "package-name": "authentication-http-custom",
         "namespace": "authentication.http.custom",
@@ -207,6 +210,7 @@ const EMITTER_OPTIONS: Record<string, Record<string, string> | Record<string, st
             "package-name": "generation-subdir",
             "namespace": "generation.subdir",
             "generation-subdir": "_generated",
+            "clear-output-folder": "true",
         },
     ],
     "type/model/usage": {