ess.py

from flask import Flask , render_template

app = Flask(__name__)

@app.route('/')
def hello():
    return render_template("index.html")
@app.route('/alek')
def aaaa():
    return render_template("alek.html")
@app.route('/tom')
def ahah():
    return render_template("tom.html")
@app.route('/participants')
def zzz():
    return render_template("participants.html")