I have a problem with sending sms from odoo to mobile number. here the console print the message but the message not sending in mobile number. Please help me how can I send message from button action in odoo. Please help 

def get_api_key(self, url='', username='', password=''):
    if not url:
        url = 'http://bulksms.skill.jobs/getkey'
    if not username:
        username = 'C2006884'
    if not password:
        password = 'Opx596XTtV'
    r = requests.get(url="{url}/{username}/{password}".format(url=url, username=username, password=password))
    api_key = r.text.split(':')[1]
    print(api_key)
    return api_key
def send_sms(self, api_endpoint='', senderid='', **kw):
    if not api_endpoint:
        api_endpoint = "https://bulksms.skill.jobs/smsapi"
    if not senderid:
        senderid = "8809612436715"
    mobile = self.restaurant_id.mobile
    message = "{customer_name} has sent  a reservation in {restaurant_name} on . Please call {customer_mobile} for further info.".format(
        customer_name=self.customer_id.name,
        restaurant_name=self.restaurant_id.name,
        # date_and_time=self.time.strftime("%d %B %Y at %I:%M:%S %p"),
        customer_mobile=self.customer_id.mobile,
    )
    params = {
        "api_key": self.get_api_key(),
        "type": "text",
        "contacts": mobile,
        "senderid": senderid,
        "msg": message
    }
    r = requests.post(url=api_endpoint, data=params)
    self.state = 'sent'
    print(r)
    print(params)
    return True