@register.simple_tag
def gravatar(email, size=80, options=""):
    url = gravatar_url(email, size)
    return (url, size, size, options) % '<img src="%s" width="%s" height="%s" %s >'
dataset/ETHPy150Open skitoo/django-gravatar/django_gravatar/templatetags/gravatar.py/gravatar/swapped operands of `%`