'Delete a group from the JIRA instance.
:param groupname: The group to be deleted from the JIRA instance.
:return: Boolean. Returns True on success.'

def remove_group(self, groupname):

    url = (self._options[u'server'] + u'/rest/api/latest/group')
    x = {u'groupname': groupname}
    self._session.delete(url, params=x)
    return True
