Function load_pem_private_key

mitmproxy/certs.py:731–741

like cryptography's load_pem_private_key, but silently falls back to not using a password if the private key is unencrypted.

(data: bytes, password: bytes | None)

def load_pem_private_key(data: bytes, password: bytes | None) -> rsa.RSAPrivateKey:
    """
    like cryptography's load_pem_private_key, but silently falls back to not using a password
    if the private key is unencrypted.
    """
    try:
        return serialization.load_pem_private_key(data, password)  # type: ignore
    except TypeError:
        if password is not None:
            return load_pem_private_key(data, None)
        raise