def edit(grade_id=None):
if grade_id:
grades = Grade.get_by_id(grade_id)
form = FormGrade(obj=grades)
else:
grades = Grade()
form = FormGrade()
success = False
if form.validate_on_submit():
grades.libelle = form.libelle.data
grades.put()
flash('Enregistement effectue avec succes', 'success')
success = True
return render_template('grade/edit.html', **locals())
