pip install pyjwt

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import jwt

import datetime

def generate_token(user_id):

payload = {

'user_id': user_id,

'exp': datetime.datetime.utcnow() + datetime.timedelta(hours=1)

}

token = jwt.encode(payload, 'SECRET_KEY', algorithm='HS256')

return token

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def verify_token(token):

try:

payload = jwt.decode(token, 'SECRET_KEY', algorithms=['HS256'])

return payload

except jwt.ExpiredSignatureError:

return "Token expired"

except jwt.InvalidTokenError:

return "Invalid token"

]]>