quote route, application.py Pset7

@app.route("/quote", methods=["GET", "POST"])
@login_required
def quote():
    """Get stock quote."""

    # if user reached route via POST
    if request.method == "POST":

        # ensure symbol was submitted
        if not request.form.get("symbol"):
            return apology("symbol required")

        # look symbol up on Yahoo Finance and check if it was successful
        stock = lookup(request.form.get("symbol"))
        if not stock:
            apology("symbol is invalid/wasn't found or something else went wrong")

        return render_template("quoted.html", name="stock")