Getting internal server error while running flask app on default route http://127.0.0.1:5000/

[ovaixalee]

application.py
`import os

from flask import Flask, render_template, request
from sqlalchemy import create_engine
from sqlalchemy.orm import scoped_session, sessionmaker

app = Flask(name)

engine = create_engine("postgresql://postgres:123@localhost:5432/lecture3")
db=scoped_session(sessionmaker(bind=engine))

@app.route("/")
def index():
flights = db.execute("SELECT * FROM flights").fetchall()
return render_template("index.html", flights=flights)

@app.route("/book", methods=["POST"])
def book():
"Book a flight."

name = request.form.get()

if name == 'main':
app.run()
`

[matsui528]

this is not related to this repo