syntax error

import re
import os


basedir = os.path.abspath(os.path.dirname(__file__))
basename = "datafile.txt"
try:
    with open(f"{basedir}/{basename}", "r") as f:
        raw_text = f.read()
except FileNotFoundError:
    print('No file')

var = re.findall(r"<html(.*)</html>", raw_text, re.DOTALL)
print(len(var))