@register.filter
@stringfilter
def emailblur(email):
    return mark_safe(email.replace('@', '&#64;').replace('.', '&#46;'))
:reference: https://dev.twitter.com/rest/reference/get/statuses/show/%3Aid
dataset/ETHPy150Open ella/ella/ella/core/templatetags/core.py/emailblur--crossover with--dataset/ETHPy150Open tweepy/tweepy/tweepy/api.py/API.get_status