update to use T type

Author: eleanorjboyd

src/api.ts

@@ -660,7 +660,7 @@ export interface PythonProject {
 /**
  * Options for creating a Python project.
  */
-export interface PythonProjectCreatorOptions {
+export interface PythonProjectCreatorOptions<T extends PythonProjectCustomization = PythonProjectCustomization> {
     /**
      * The name of the Python project.
      */
@@ -671,14 +671,16 @@ export interface PythonProjectCreatorOptions {
      */
     rootUri: Uri;
 
-    projectTemplateSpecifications?: PythonProjectTemplateSpecifications;
+    /**
+     * The customization options for the Python project.
+     */
+    customization?: T;
 }
 
 /**
- * Specifications for the template set by the Python project creator. Project creators can create an object
- * extending this type to provide additional information about what their template need.
+ * This is an interface allowing project creators to specify customization options required for the project creation.
  */
-export interface PythonProjectTemplateSpecifications {}
+export interface PythonProjectCustomization {}
 
 /**
  * Interface representing a creator for Python projects.

src/internal.api.ts

@@ -27,6 +27,7 @@ import {
     QuickCreateConfig,
     CreateEnvironmentOptions,
     PythonProjectTemplateSpecifications,
+    PythonProjectCustomization,
 } from './api';
 import { CreateEnvironmentNotSupported, RemoveEnvironmentNotSupported } from './common/errors/NotSupportedError';
 import { sendTelemetryEvent } from './common/telemetry/sender';
@@ -373,6 +374,6 @@ export interface ProjectCreators extends Disposable {
     getProjectCreators(): PythonProjectCreator[];
 }
 
-export interface PackageTemplateSpecifications extends PythonProjectTemplateSpecifications {
+export interface PackageTemplateSpecifications extends PythonProjectCustomization {
     createVenv?: boolean;
 }