Flask, not all arguments converted during string formatting
Try to create a register page for my app. I am using Flask framework and MySQL db from pythonanywhere.com . @app.route('/register/', methods=["GET","POST"]) def register_page(): try: form = RegistrationForm(request.form) if request.method == "POST" and form.validate(): email = form.email.data password = sha256_crypt.encrypt((str(form.password.data))) c, conn = connection() x = c.execute("SELECT * FROM users WHERE email = (%s)", (email)) if int(x) > 0: flash("That email adress is already in use.") return render_template('register.html', form=form) else: c.execute("INSERT INTO users (email,