python类ImproperlyConfigured()的实例源码

def is_database_correctly_configured():
    import peewee
    import config

    configured = False

    cannot_connect_message = "Cannot connect to database. Please ensure database service is running and user access is properly configured in 'sentinel.conf'."

    try:
        db = config.db
        db.connect()
        configured = True
    except (peewee.ImproperlyConfigured, peewee.OperationalError, ImportError) as e:
        print("[error]: %s" % e)
        print(cannot_connect_message)
        sys.exit(1)

    return configured

def is_database_correctly_configured():
    import peewee
    import config

    configured = False

    cannot_connect_message = "Cannot connect to database. Please ensure database service is running and user access is properly configured in 'sentinel.conf'."

    try:
        db = config.db
        db.connect()
        configured = True
    except (peewee.ImproperlyConfigured, peewee.OperationalError, ImportError) as e:
        print("[error]: %s" % e)
        print(cannot_connect_message)
        sys.exit(1)

    return configured

def _connect(self, database, **kwargs):
        if not PYSQLITE_BERKELEYDB:
            message = ('Your Python SQLite driver (%s) does not appear to '
                       'have been compiled against the BerkeleyDB SQLite '
                       'library.' % berkeleydb)
            if LIBSQLITE_BERKELEYDB:
                message += (' However, the libsqlite on your system is the '
                            'BerkeleyDB implementation. Try recompiling '
                            'pysqlite.')
            else:
                message += (' Additionally, the libsqlite on your system '
                            'does not appear to be the BerkeleyDB '
                            'implementation.')
            raise ImproperlyConfigured(message)

        conn = berkeleydb.connect(database, **kwargs)
        conn.isolation_level = None
        self._add_conn_hooks(conn)
        return conn

def _connect(self, database, **kwargs):
        if not PYSQLITE_BERKELEYDB:
            message = ('Your Python SQLite driver (%s) does not appear to '
                       'have been compiled against the BerkeleyDB SQLite '
                       'library.' % berkeleydb)
            if LIBSQLITE_BERKELEYDB:
                message += (' However, the libsqlite on your system is the '
                            'BerkeleyDB implementation. Try recompiling '
                            'pysqlite.')
            else:
                message += (' Additionally, the libsqlite on your system '
                            'does not appear to be the BerkeleyDB '
                            'implementation.')
            raise ImproperlyConfigured(message)

        conn = berkeleydb.connect(database, **kwargs)
        conn.isolation_level = None
        self._add_conn_hooks(conn)
        return conn

def _connect(self, database, **kwargs):
        if not PYSQLITE_BERKELEYDB:
            message = ('Your Python SQLite driver (%s) does not appear to '
                       'have been compiled against the BerkeleyDB SQLite '
                       'library.' % berkeleydb)
            if LIBSQLITE_BERKELEYDB:
                message += (' However, the libsqlite on your system is the '
                            'BerkeleyDB implementation. Try recompiling '
                            'pysqlite.')
            else:
                message += (' Additionally, the libsqlite on your system '
                            'does not appear to be the BerkeleyDB '
                            'implementation.')
            raise ImproperlyConfigured(message)

        conn = berkeleydb.connect(database, **kwargs)
        conn.isolation_level = None
        self._add_conn_hooks(conn)
        return conn

def _connect(self, database, **kwargs):
        if not mysql:
            raise ImproperlyConfigured('MySQLdb or PyMySQL must be installed.')
        conn_kwargs = {
            'charset': 'utf8',
            'use_unicode': True,
        }
        conn_kwargs.update(kwargs)
        return await aiomysql.create_pool(db=database, **conn_kwargs)