import xmlrpclib

db = '999PRU'
username = 'username'
password = 'password123'
url = 'url'

common = xmlrpclib.ServerProxy('{}/xmlrpc/2/common'.format(url))
uid = common.authenticate(db, username, password, {})

models = xmlrpclib.ServerProxy('{}/xmlrpc/2/object'.format(url))

id = models.execute_kw(db, uid, password, 'crm.lead', 'create', [{
    'name': 'Santiago',
    'email_from': 'email',
    'phone': '123123',
    'user_id': '1'

}])

print id