docs: def _cbc_encrypt(self, content, final_key):
          """This method encrypts the content."""
  
          aes = AES.new(final_key, AES.MODE_CBC, self._enc_iv)
          padding = (16 - len(content) % AES.block_size)
  
          for _ in range(padding):
              content += chr(padding).encode()
  
          temp = bytes(content)
          return aes.encrypt(temp)