fix: 修復 win python install.py

install.py

@@ -357,6 +357,27 @@ def op_run_command(op: Dict[str, Any], ctx: Dict[str, Any]) -> None:
     stderr_lines: List[str] = []
 
     # Read stdout and stderr in real-time
+    if sys.platform == "win32":
+        # On Windows, use threads instead of selectors (pipes aren't selectable)
+        import threading
+
+        def read_output(pipe, lines, file=None):
+            for line in iter(pipe.readline, ''):
+                lines.append(line)
+                print(line, end="", flush=True, file=file)
+            pipe.close()
+
+        stdout_thread = threading.Thread(target=read_output, args=(process.stdout, stdout_lines))
+        stderr_thread = threading.Thread(target=read_output, args=(process.stderr, stderr_lines, sys.stderr))
+
+        stdout_thread.start()
+        stderr_thread.start()
+
+        stdout_thread.join()
+        stderr_thread.join()
+        process.wait()
+    else:
+        # On Unix, use selectors for more efficient I/O
         import selectors
         sel = selectors.DefaultSelector()
         sel.register(process.stdout, selectors.EVENT_READ)  # type: ignore[arg-type]