def load_username(username, insensitive = False):
"""
Load Profile instance by user name.
:param username: Profile's user name
:param insensitive: Search case-insensitive for the given value
:return: (object) Profile instance on success
:since: v0.2.00
"""
raise NotImplementedException()
def load_email(email, insensitive = False):
"""
Load Profile instance by an e-mail address.
:param email: Profile's e-mail address
:param insensitive: Search case-insensitive for the given value
:return: (object) Profile instance on success
:since: v0.2.00
"""
raise NotImplementedException()