导入paramiko抛出'_sodium‘没有函数错误

Question

导入paramiko会在Python3上抛出以下异常。

Traceback (most recent call last):
  File "requirements_check.py", line 117, in <module>
    import paramiko
  File "/usr/local/lib/python3.5/dist-packages/paramiko/__init__.py", line 22, in <module>
    from paramiko.transport import SecurityOptions, Transport
  File "/usr/local/lib/python3.5/dist-packages/paramiko/transport.py", line 90, in <module>
    from paramiko.ed25519key import Ed25519Key
  File "/usr/local/lib/python3.5/dist-packages/paramiko/ed25519key.py", line 22, in <module>
    import nacl.signing
  File "/usr/local/lib/python3.5/dist-packages/nacl/signing.py", line 17, in <module>
    import nacl.bindings
  File "/usr/local/lib/python3.5/dist-packages/nacl/bindings/__init__.py", line 17, in <module>
    from nacl.bindings.crypto_aead import (
  File "/usr/local/lib/python3.5/dist-packages/nacl/bindings/crypto_aead.py", line 28, in <module>
    lib.crypto_aead_chacha20poly1305_ietf_keybytes()
AttributeError: cffi library '_sodium' has no function, constant or global variable named 'crypto_aead_chacha20poly1305_ietf_keybytes'

有人知道为什么吗？

Answer 1

尝试卸载和重新安装PyNaCl：

pip uninstall PyNaCl
pip install PyNaCl