python-jwt

Examples

import json
from datetime import datetime, timedelta, timezone
from jwt import (
 JWT,
 jwk_from_dict,
 jwk_from_pem,
)
from jwt.utils import get_int_from_datetime
instance = JWT()
message = {
 'iss': 'https://example.com/',
 'sub': 'yosida95',
 'iat': get_int_from_datetime(datetime.now(timezone.utc)),
 'exp': get_int_from_datetime(
 datetime.now(timezone.utc) + timedelta(hours=1)),
}
"""
Encode the message to JWT(JWS).
"""
# Load a RSA key from a JWK dict.
signing_key = jwk_from_dict({
 'kty': 'RSA',
 'e': 'AQAB',
 'n': '...',
 'd': '...'})
# Or load a RSA key from a PEM file.
with open('rsa_private_key.pem', 'rb') as fh:
 signing_key = jwk_from_pem(fh.read())
# You can also load an octet key in the same manner as the RSA.
# signing_key = jwk_from_dict({'kty': 'oct', 'k': '...'})
compact_jws = instance.encode(message, signing_key, alg='RS256')
"""
Decode the JWT with verifying the signature.
"""
# Load a public key from PEM file corresponding to the signing private key.
with open('rsa_public_key.json', 'r') as fh:
 verifying_key = jwk_from_dict(json.load(fh))
message_received = instance.decode(
 compact_jws, verifying_key, do_time_check=True)
"""
Successfuly retrieved the `message` from the `compact_jws`
"""
assert message == message_received

Installation

$ pip install jwt

Implementation Details

Supported Algorithms

Supported Python Versions

License