checkpoint (#39)

Author: abduld

extension/pyenv.ts

@@ -149,6 +149,7 @@ export class PythonEnvironmentManager extends DisposableContext {
   private envChangeEmitter: vscode.EventEmitter<void>;
   private displayedSDKError: boolean = false;
   private lastLoadedEnv: string | undefined = undefined;
+  private activeSDK: SDK | undefined = undefined;
 
   constructor(logger: Logger, reporter: TelemetryReporter) {
     super();
@@ -178,8 +179,8 @@ export class PythonEnvironmentManager extends DisposableContext {
     }
   }
 
-  /// Load the active SDK from the currently active Python environment, or undefined if one is not present.
-  public async getActiveSDK(): Promise<SDK | undefined> {
+  /// Finds the active SDK from the currently active Python environment, or undefined if one is not present.
+  public async findActiveSDK(): Promise<SDK | undefined> {
     assert(this.api !== undefined);
     // Prioritize retrieving a monorepo SDK over querying the environment.
     const monorepoSDK = await this.tryGetMonorepoSDK();
@@ -227,6 +228,15 @@ export class PythonEnvironmentManager extends DisposableContext {
     }
   }
 
+  /// Load the active SDK from the currently active Python environment, or undefined if one is not present.
+  public async getActiveSDK(): Promise<SDK | undefined> {
+    if (this.activeSDK) {
+      return this.activeSDK;
+    }
+    this.activeSDK = await this.findActiveSDK();
+    return this.activeSDK;
+  }
+
   private async displaySDKError(message: string) {
     if (this.displayedSDKError) {
       return;