HTML jinja2.exceptions.TemplateSyntaxError: expected token ‘:’, got ‘}’ ERROR [duplicate]

Solution
  Link  
@app.route("/test")
def testing():
  return render_template("test.html", music_link = 134955)

@app.route('/go_outside_flask/')
def go_outside_flask_method(variable):
    return redirect(variable, code=302)
Link that have an address of (/go_outside_flask/134955)
open.spotify.com/track/1QZRCi2Z1DQQaR6bGAzhtN
Link
@app.route("/help")
def helping():
  return render_template("testerer.html", music_link = "https://open.spotify.com/track/2q3LzfknBzye3xXjgiJBjS?si=pzB7JVqDS0-5Gel18Jm9VQ&utm_source=copy-link&context=spotify%3Aplaylist%3A37i9dQZF1DXcZQSjptOQtk")