SyntaxError: invalid hexadecimal literal

 

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Traceback (most recent call last):   File "<frozen importlib._bootstrap>", line 1078, in _handle_fromlist       from Crypto.Cipher import AES   File "/Users/cloud/opt/anaconda3/envs/801/lib/python3.10/site-packages/Crypto/Cipher/__init__.py", line 31, in <module>     from Crypto.Cipher._mode_ctr import _create_ctr_cipher   File "/Users/cloud/opt/anaconda3/envs/801/lib/python3.10/site-packages/Crypto/Cipher/_mode_ctr.py", line 37, in <module>     from Crypto.Util.number import long_to_bytes   File "/Users/cloud/opt/anaconda3/envs/801/lib/python3.10/site-packages/Crypto/Util/number.py", line 399     s = pack('>I', n & 0xffffffffL) + s                                 ^ SyntaxError: invalid hexadecimal literal python-BaseException

　　

pip install -U pycryptodome