If not existstitle message movie title could not be

if not exists(title):
message = "Movie " + title+ " could not be deleted, title does not
exist in database"
else:
try:
cnx = mysql.connector.connect(user=username, password=password,
host=hostname,
database=db)
except Exception as exp:
print(exp)
cur= cnx.cursor()
query = ("DELETE FROM movies WHERE lower(title) = '%s'" %
(title.lower(),))
cur.execute(query)
cnx.commit()
message = "Movie " + title + " successfully deleted"
return render_template('index.html', message=message, entries=None)
@app.route('/search_movie', methods=['GET'])
def search_movie():
db, username, password, hostname = get_db_creds()
try:
cnx = mysql.connector.connect(user=username, password=password,
host=hostname,
database=db)
except Exception as exp:
print(exp)
cur= cnx.cursor()
actor = request.args.get('search_actor')
query = ("SELECT * FROM movies WHERE lower(actor) = '%s'" %
(actor.lower(),))
cur.execute(query)
listings = [dict(title=row[2], year=row[1], actor=row[4]) for row in
cur.fetchall()]
message = None
if len(listings) == 0:
listings = None
message = "No movies found for actor " + actor
return render_template('index.html', message=message, listings=listings)
@app.route('/highest_rating', methods=['GET'])
def highest_rating():
db, username, password, hostname = get_db_creds()
try:
cnx = mysql.connector.connect(user=username, password=password,
host=hostname,
database=db)
except Exception as exp:
print(exp)
cur= cnx.cursor()
query = ("SELECT * FROM movies ORDER BY rating DESC")
cur.execute(query)
entries = [dict(title=row[2], year=row[1], actor=row[4], director=row[3],
rating=row[6]) for row in cur.fetchall()]
message = None

if len(entries) == 0:
entries = None
message = "No movies found"
return render_template('index.html', message=message, entries=entries)
@app.route('/lowest_rating', methods=['GET'])
def lowest_rating():