def user(username): form = UserForm(request.form) error = None if request.method == 'POST': a = 0 username = form.username.data.lower().strip() name = form.name.data.lower().strip() allergies = form.allergies.data.lower().strip() user = Users().setUser(username,name,allergies,'') #validation of registration and post to mongo usero = Users().getUser(username) if(usero['username'] == ""): error = "User not found" return error, 404 else: form.username=usero['username'] form.name=usero['name'] form.allergies=usero['allergies'] return render_template('user/user.html', form=form, error=error)