Expand Up @@ -103,8 +103,12 @@ def spawn_main(pipe_handle, parent_pid=None, tracker_fd=None): _winapi.PROCESS_DUP_HANDLE, False, parent_pid) else: source_process = None new_handle = reduction.duplicate(pipe_handle, source_process=source_process) try: new_handle = reduction.duplicate(pipe_handle, source_process=source_process) finally: if source_process is not None: _winapi.CloseHandle(source_process) fd = msvcrt.open_osfhandle(new_handle, os.O_RDONLY) else: from . import semaphore_tracker Expand Down