msg.py

def msg(username, passwd, message, number):
    import urllib2
    import cookielib
    from getpass import getpass
    import sys

    message = "+".join(message.split(' '))

    #Logging into the SMS Site
    url = 'http://way2sms.com/Login1.action?'
    data = 'username='+username+'&password='+passwd+'&Submit=Sign+in'

    #For Cookies:
    cj = cookielib.CookieJar()
    opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))

    # Adding Header detail:
    opener.addheaders = [('User-Agent','Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2062.120Safari/537.36')]

    try:
    	usock = opener.open(url, data)
    except IOError:
    	print "Error while logging in."
    	sys.exit(1)

    jession_id = str(cj).split('~')[1].split(' ')[0]
    send_sms_url = 'http://site24.way2sms.com/smstoss.action?'
    send_sms_data = 'ssaction=ss&Token='+jession_id+'&mobile='+number+'&message='+message+'&msgLen=136'
    opener.addheaders = [('Referer', 'http://site25.way2sms.com/sendSMS?Token='+jession_id)]

    try:
    	sms_sent_page = opener.open(send_sms_url,send_sms_data)
    except IOError:
    	return "Error while sending message"

    return "SMS has been sent."