ssh_exception.AuthenticationException: Authentication failed (AES-128-CBC)

[yinyin2568]

paramiko.RSAKey.from_private_key_file(file, password='XXXXXXXX') is unable to log my router.

File "C:/Users/15362/Documents/bdd_atx_qy_app/tools/net/base_ssh.py", line 40, in login
self.ssh.connect(timeout=15, hostname=self.host, port=self.port, username=username, pkey=private_key, allow_agent=False, look_for_keys=False)
File "C:\Users\15362\Documents\bdd_atx_qy_app\env_test\lib\site-packages\paramiko\client.py", line 446, in connect
passphrase,
File "C:\Users\15362\Documents\bdd_atx_qy_app\env_test\lib\site-packages\paramiko\client.py", line 766, in _auth
raise saved_exception
File "C:\Users\15362\Documents\bdd_atx_qy_app\env_test\lib\site-packages\paramiko\client.py", line 666, in _auth
self._transport.auth_publickey(username, pkey)
File "C:\Users\15362\Documents\bdd_atx_qy_app\env_test\lib\site-packages\paramiko\transport.py", line 1634, in auth_publickey
return self.auth_handler.wait_for_response(my_event)
File "C:\Users\15362\Documents\bdd_atx_qy_app\env_test\lib\site-packages\paramiko\auth_handler.py", line 258, in wait_for_response
raise e
paramiko.ssh_exception.AuthenticationException: Authentication failed.

but the private key can be used in SSH software.This is my private key .
-----BEGIN RSA PRIVATE KEY-----
Proc-Type: 4,ENCRYPTED
DEK-Info: AES-128-CBC,481AC46E02AE11033F311344B6AEFA82
XXXXXXXXXXXXXXXX
-----END RSA PRIVATE KEY-----

[chengyechun]

Is this an encrypted private key? Does paramiko support encrypted private keys?