Nendoroid Checker

"""
   Sean Nendoroid Checker
   A dumb web page checker - checks if a value on a webpage has changed.
   Built to monitor Sean Shin's figure collection - primarily so he can be judged

   Author: Samuel Pell
"""
import requests as req
import sys
import smtplib
from email.mime.text import MIMEText

USER = ""
URL = "https://myfigurecollection.net/profile/sparky"
PASSWORD = ""
RECIPIENT = ""
SEARCH_TERM = "owned ({})"
FILENAME = 'prev_nendroid_count.txt'

def get_page(url):
    try:
        response = req.request('GET', url)
        return response.content
    except req.exceptions.ConnectionError:
        sys.exit("Error")


def send_email(current, prev):
    msg = MIMEText("Sean now has {} nendoroids, this is up from {} previously.\n- With Love, your ever vigilant,\n\nBot-chan".format(current, prev))

    msg['From'] = USER
    msg['Subject'] = "!!Nendoroid Alert!!"
    msg['To'] = RECIPIENT

    s = smtplib.SMTP(host='smtp.gmail.com', port=587)
    s.starttls()
    s.login(USER, PASSWORD)
    s.send_message(msg)
    s.quit()


def main():
    #Get the previous recorded number
    file = open(FILENAME, 'r')
    prev = int(file.readline())
    file.close()

    #Get the web page to check
    web_page = get_page(URL)
    web_page = str(web_page).lower()
    isFound = web_page.find(SEARCH_TERM.format(prev));

    #If you cant find your search string, that indicates
    #Sean has got more nendroids.
    if isFound == -1:
        #Find out how many more...
        start = web_page.find("owned (")
        fin = web_page.find(")", start)
        new = int(web_page[start + len("owned ("):fin])

        #Write the new figure figure
        file = open(FILENAME, 'w')
        file.write(str(new))
        file.close()

        #Alert Sam
        print("The number owned has changed, sending email...")
        send_email(new, prev)
        print("email sent :)")
    else:
        print("Sean hasn't got any more nendroids.")


if __name__ == "__main__":
    main()