Task: Implement AES-256-CBC Encryption and Decryption in Pure Python

Task: Implement AES-256-CBC Encryption and Decryption in Pure Python: a task in Terminal-Lego-15k (Harbor dataset). Create a Python module that performs AES-256 encryption and decryption using CBC cipher mode with PKCS7 padding. The implementation should use the pycryptodome library (a pure…