我成功完成了pip install M2Crypto==0.30.0的工作。当我尝试import M2Crypto时，出现以下错误。
ImportError: dlopen(/Users/saurabhjain/Desktop/Project/Backend/lib/python3.7/site-packages/M2Crypto/_m2crypto.cpython-37m-darwin.so, 2): Symbol not found: _sk_deep_copy
Referenced from: /Users/saurabhjain/Desktop/Project/Backend/lib/python3.7/site-packages/M2Crypto/_m2crypto.cpython-37m-darwin.so