from Crypto.PublicKey import RSA
from Crypto.Signature import pss
from Crypto import Hash
import base64

key = RSA.import_key("""-----BEGIN RSA PUBLIC KEY-----
MIGJAoGBAM5iHBWEep6wz0o6PrD0MdmjuO2SJivi0Ik01eFZn3GuyEpUvMI1eLtH
77wFORzI2eQTc2sGYWctEZk4k/Im91TFW0ahYyeB2m1XQ/cSY8RO9nyrWiGPJjzI
FuePuh8dqWHT2hGDfD9CmMmz7Zb+fltmSZ3siF9XbWyUTnemQpOtAgMBAAE=
-----END RSA PUBLIC KEY-----""")

message = "zzz"
signature = "JwqW/Xhh1hFxP5pGJAKkdVM+6WZ5FtQuPdwlmDq+pmJXknIybW4f31w7lJiBvc2VL8fNXg1DllwuwyCnErKRSygDGwdzkHJ/chvrjUequhiqoPhgKe3vQCFvJdlbeUEkF2Ho2qK5xU0VI3ViS1htDuQXJvCHm30wO+zgW9kshCE=";
signatureBytes = base64.decodebytes(signature.encode("ascii"))

hash = Hash.SHA256.new(message.encode("ascii"))
verifier = pss.new(key, mask_func=lambda x, y: pss.MGF1(x, y, Hash.SHA1), salt_bytes=Hash.SHA256.digest_size)
if verifier.verify(hash, signatureBytes):
    print("good")
else:
    print("bad")