add quoting logic in runAsTask (#651)

might fix
#642,
waiting on clarification

Author: eleanorjboyd

src/features/execution/execUtils.ts

@@ -1,4 +1,4 @@
-function quoteArg(arg: string): string {
+export function quoteArg(arg: string): string {
     if (arg.indexOf(' ') >= 0 && !(arg.startsWith('"') && arg.endsWith('"'))) {
         return `"${arg}"`;
     }

src/features/execution/runAsTask.ts

@@ -8,10 +8,10 @@ import {
     Uri,
     WorkspaceFolder,
 } from 'vscode';
-import { PythonTaskExecutionOptions } from '../../api';
-import { getWorkspaceFolder } from '../../common/workspace.apis';
-import { PythonEnvironment } from '../../api';
+import { PythonEnvironment, PythonTaskExecutionOptions } from '../../api';
 import { executeTask } from '../../common/tasks.apis';
+import { getWorkspaceFolder } from '../../common/workspace.apis';
+import { quoteArg } from './execUtils';
 
 function getWorkspaceFolderOrDefault(uri?: Uri): WorkspaceFolder | TaskScope {
     const workspace = uri ? getWorkspaceFolder(uri) : undefined;
@@ -25,8 +25,8 @@ export async function runAsTask(
 ): Promise<TaskExecution> {
     const workspace: WorkspaceFolder | TaskScope = getWorkspaceFolderOrDefault(options.project?.uri);
 
-    const executable =
-        environment.execInfo?.activatedRun?.executable ?? environment.execInfo?.run.executable ?? 'python';
+    let executable = environment.execInfo?.activatedRun?.executable ?? environment.execInfo?.run.executable ?? 'python';
+    executable = quoteArg(executable);
     const args = environment.execInfo?.activatedRun?.args ?? environment.execInfo?.run.args ?? [];
     const allArgs = [...args, ...options.args];