from cryptography.hazmat.primitives.asymmetric import rsa
from cryptography.hazmat.primitives import serialization
from Crypto.Util.number import getPrime

e = 65537
p = getPrime(512)
q = getPrime(512)
n = p * q
phi = (p - 1) * (q - 1)
d = pow(e, -1, phi)

dp = d % (p - 1)
dq = d % (q - 1)
q_inv = pow(q, -1, p)

private_numbers = rsa.RSAPrivateNumbers(
    p=p,
    q=q,
    d=d,
    dmp1=dp,
    dmq1=dq,
    iqmp=q_inv,
    public_numbers=rsa.RSAPublicNumbers(e=e, n=n)
)

key = private_numbers.private_key()

print(key.private_bytes(
    encoding=serialization.Encoding.PEM,
    format=serialization.PrivateFormat.PKCS8,
    encryption_algorithm=serialization.NoEncryption()
).decode())

print(key.public_key().public_bytes(
    serialization.Encoding.PEM,
    serialization.PublicFormat.SubjectPublicKeyInfo
).decode())