Function resolvePythonExe

src/python-env.ts:38–43

()

 * so warm-path callers avoid repeated `which`/`where` subprocess spawns.
 */
export function resolvePythonExe(): string {
  if (_resolvedPythonExe !== null) return _resolvedPythonExe;
  if (binaryInPath('python3') !== null) return (_resolvedPythonExe = 'python3');
  if (binaryInPath('python') !== null) return (_resolvedPythonExe = 'python');
  return (_resolvedPythonExe = 'python3'); // conventional fallback — fails at spawn with a clear error
}

/** Test-only: clear the memoized interpreter so platform-mocked tests re-resolve. */
export function __resetResolvedPythonExe(): void {