Function tryPythonCommands

src/python/pythonUtils.ts:109–139

* Try Python commands to get sys.executable path.

(commands: string[])

 * Try Python commands to get sys.executable path.
 */
async function tryPythonCommands(commands: string[]): Promise<string | null> {
  for (const cmd of commands) {
    try {
      const result = await execFileAsync(cmd, ['-c', 'import sys; print(sys.executable)']);
      const executablePath = result.stdout.trim();
      if (executablePath && executablePath !== 'None') {
        // On Windows, ensure .exe suffix if missing (but only for Windows-style paths)
        if (process.platform === 'win32' && !executablePath.toLowerCase().endsWith('.exe')) {
          // Only add .exe for Windows-style paths (drive letter or UNC paths)
          if (executablePath.includes('\\') || /^[A-Za-z]:/.test(executablePath)) {
            return executablePath + '.exe';
          }
        }
        return executablePath;
      }
    } catch (error) {
      const errorMsg = error instanceof Error ? error.message : String(error);
      logger.debug(`Python command "${cmd}" failed: ${errorMsg}`);

      // Log permission/access errors differently
      if (
        errorMsg.includes('Access is denied') ||
        errorMsg.includes('EACCES') ||
        errorMsg.includes('EPERM')
      ) {
        logger.warn(`Permission denied when trying Python command "${cmd}": ${errorMsg}`);
      }
    }
  }
  return null;
}

/**
 * Try direct command validation as final fallback.