chore(types): define FilePurpose enum (#997)

Author: stainless-app[bot]

.stats.yml

@@ -1,2 +1,2 @@
 configured_endpoints: 68
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-285bce7dcdae7eea5fe84a8d6e5af2c1473d65ea193109370fb2257851eef7eb.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-8ff62fa1091460d68fbd36d72c17d91b709917bebf2983c9c4de5784bc384a2e.yml

api.md

@@ -76,6 +76,7 @@ Types:
 - <code><a href="./src/resources/files.ts">FileContent</a></code>
 - <code><a href="./src/resources/files.ts">FileDeleted</a></code>
 - <code><a href="./src/resources/files.ts">FileObject</a></code>
+- <code><a href="./src/resources/files.ts">FilePurpose</a></code>
 
 Methods:
 

src/index.ts

@@ -277,6 +277,7 @@ export namespace OpenAI {
   export import FileContent = API.FileContent;
   export import FileDeleted = API.FileDeleted;
   export import FileObject = API.FileObject;
+  export import FilePurpose = API.FilePurpose;
   export import FileObjectsPage = API.FileObjectsPage;
   export import FileCreateParams = API.FileCreateParams;
   export import FileListParams = API.FileListParams;

src/resources/files.ts

@@ -183,6 +183,18 @@ export interface FileObject {
   status_details?: string;
 }
 
+/**
+ * The intended purpose of the uploaded file.
+ *
+ * Use "assistants" for
+ * [Assistants](https://platform.openai.com/docs/api-reference/assistants) and
+ * [Message](https://platform.openai.com/docs/api-reference/messages) files,
+ * "vision" for Assistants image file inputs, "batch" for
+ * [Batch API](https://platform.openai.com/docs/guides/batch), and "fine-tune" for
+ * [Fine-tuning](https://platform.openai.com/docs/api-reference/fine-tuning).
+ */
+export type FilePurpose = 'assistants' | 'batch' | 'fine-tune' | 'vision';
+
 export interface FileCreateParams {
   /**
    * The File object (not file name) to be uploaded.
@@ -199,7 +211,7 @@ export interface FileCreateParams {
    * [Batch API](https://platform.openai.com/docs/guides/batch), and "fine-tune" for
    * [Fine-tuning](https://platform.openai.com/docs/api-reference/fine-tuning).
    */
-  purpose: 'assistants' | 'batch' | 'fine-tune' | 'vision';
+  purpose: FilePurpose;
 }
 
 export interface FileListParams {
@@ -213,6 +225,7 @@ export namespace Files {
   export import FileContent = FilesAPI.FileContent;
   export import FileDeleted = FilesAPI.FileDeleted;
   export import FileObject = FilesAPI.FileObject;
+  export import FilePurpose = FilesAPI.FilePurpose;
   export import FileObjectsPage = FilesAPI.FileObjectsPage;
   export import FileCreateParams = FilesAPI.FileCreateParams;
   export import FileListParams = FilesAPI.FileListParams;

src/resources/index.ts

@@ -27,6 +27,7 @@ export {
   FileContent,
   FileDeleted,
   FileObject,
+  FilePurpose,
   FileCreateParams,
   FileListParams,
   FileObjectsPage,

src/resources/uploads/uploads.ts

@@ -143,7 +143,7 @@ export interface UploadCreateParams {
    * See the
    * [documentation on File purposes](https://platform.openai.com/docs/api-reference/files/create#files-create-purpose).
    */
-  purpose: 'assistants' | 'batch' | 'fine-tune' | 'vision';
+  purpose: FilesAPI.FilePurpose;
 }
 
 export interface UploadCompleteParams {