报错如下:
File "/Users/feivirus/Documents/project/pycharm/vnpy/examples/vn_trader/run.py", line 12, in <module>
from vnpy.gateway.ctptest import CtptestGateway
File "/Users/feivirus/Documents/project/pycharm/vnpy/vnpy/gateway/ctptest/init.py", line 1, in <module>
from .ctptest_gateway import CtptestGateway
File "/Users/feivirus/Documents/project/pycharm/vnpy/vnpy/gateway/ctptest/ctptest_gateway.py", line 11, in <module>
from .vnctpmd import MdApi
ModuleNotFoundError: No module named 'vnpy.gateway.ctptest.vnctpmd'