def remove_user(self, username):
sql = '''<STR_LIT>'''<EOL>try:<EOL><INDENT>self._db_curs.execute(sql, (username, ))<EOL>self._db_conn.commit()<EOL><DEDENT>except (sqlite3.OperationalError, sqlite3.IntegrityError) as error:<EOL><INDENT>raise AuthError(error)<EOL><DEDENT>return self._db_curs.rowcount<EOL>
Remove user from the SQLite database.

            * `username` [string]
                Username of user to remove.