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Python peewee.MySQLDatabase方法代码示例

本文整理汇总了Python中peewee.MySQLDatabase方法的典型用法代码示例。如果您正苦于以下问题:Python peewee.MySQLDatabase方法的具体用法?Python peewee.MySQLDatabase怎么用?Python peewee.MySQLDatabase使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在peewee的用法示例。


在下文中一共展示了peewee.MySQLDatabase方法的8个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: get_db_conn

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def get_db_conn():
    import peewee
    env = os.environ.get('SENTINEL_ENV', 'production')

    # default values should be used unless you need a different config for development
    db_host = sentinel_cfg.get('db_host', '127.0.0.1')
    db_port = sentinel_cfg.get('db_port', None)
    db_name = sentinel_cfg.get('db_name', 'sentinel')
    db_user = sentinel_cfg.get('db_user', 'sentinel')
    db_password = sentinel_cfg.get('db_password', 'sentinel')
    db_charset = sentinel_cfg.get('db_charset', 'utf8mb4')
    db_driver = sentinel_cfg.get('db_driver', 'sqlite')

    if (env == 'test'):
        if db_driver == 'sqlite':
            db_name = sqlite_test_db_name(db_name)
        else:
            db_name = "%s_test" % db_name

    peewee_drivers = {
        'mysql': peewee.MySQLDatabase,
        'postgres': peewee.PostgresqlDatabase,
        'sqlite': peewee.SqliteDatabase,
    }
    driver = peewee_drivers.get(db_driver)

    dbpfn = 'passwd' if db_driver == 'mysql' else 'password'
    db_conn = {
        'host': db_host,
        'user': db_user,
        dbpfn: db_password,
    }
    if db_port:
        db_conn['port'] = int(db_port)

    if driver == peewee.SqliteDatabase:
        db_conn = {}

    db = driver(db_name, **db_conn)

    return db 
开发者ID:dashpay,项目名称:sentinel,代码行数:43,代码来源:config.py

示例2: init_mysql

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def init_mysql(url):
    global DB

    db_name = url.path.strip("/")

    DB.initialize(MySQLDatabase(
        database=db_name,
        user=url.user or '',
        password=url.password or '',
        host=url.host,
        autocommit=bool(url.get('autocommit', True)),
        autorollback=bool(url.get('autorollback', True))
    ))
    log.info("Database initialized as '%s'. Checking migrations...", db_name)
    return DB, MySQLMigrator(DB) 
开发者ID:mosquito,项目名称:pypi-server,代码行数:17,代码来源:__init__.py

示例3: get_database

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def get_database(self):
        """Returns the correct database driver

        Returns:
            :obj:`pw.Database`
        Raises:
            AttributeError: if `--username` or `--password` not passed
                (if `--dbtype [postgres|mysql]`)

        """
        if self.get('dbtype') == 'sqlite':
            return pw.SqliteDatabase(self.get('dbname'),
                                     pragmas={'journal_mode': 'wal',
                                              'cache_size': -1 * 64000})
        else:
            if self.get('username') is None or self.get('password') is None:
                raise AttributeError('[ERROR] dbtype %s requires username and'
                                     ' password.\n' % str(self.get('dbtype')))
            if self.get('hostname') is None:
                self.set('hostname', 'localhost')
            if self.get('dbtype') == 'mysql':
                if self.get('port') is None or self.get('port') == '':
                    self.set('port', str(3306))
                return pw.MySQLDatabase(
                    self.get('dbname'),
                    user=self.get('username'),
                    password=self.get('password'),
                    host=self.get('hostname'),
                    port=int(self.get('port')))
            elif self.get('dbtype') == 'postgres':
                if self.get('port') is None or self.get('port') == '':
                    self.set('port', str(5432))
                return pw.PostgresqlDatabase(
                    self.get('dbname'),
                    user=self.get('username'),
                    password=self.get('password'),
                    host=self.get('hostname'),
                    port=int(self.get('port'))) 
开发者ID:HadrienG,项目名称:taxadb,代码行数:40,代码来源:schema.py

示例4: _swap_database

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def _swap_database(self, query):
        """Swap database for query if swappable. Return **new query**
        with swapped database.

        This is experimental feature which allows us to have multiple
        managers configured against different databases for single model
        definition.

        The essential limitation though is that database backend have
        to be **the same type** for model and manager!
        """
        database = _query_db(query)

        if database == self.database:
            return query

        if self._subclassed(peewee.PostgresqlDatabase, database,
                            self.database):
            can_swap = True
        elif self._subclassed(peewee.MySQLDatabase, database,
                              self.database):
            can_swap = True
        else:
            can_swap = False

        if can_swap:
            # **Experimental** database swapping!
            query = query.clone()
            query._database = self.database
            return query

        assert False, (
            "Error, query's database and manager's database are "
            "different. Query: %s Manager: %s" % (database, self.database)
        )

        return None 
开发者ID:05bit,项目名称:peewee-async,代码行数:39,代码来源:peewee_async.py

示例5: is_mysql

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def is_mysql(db):
  return isinstance(db, pw.MySQLDatabase) 
开发者ID:keredson,项目名称:peewee-db-evolve,代码行数:4,代码来源:peeweedbevolve.py

示例6: setUp

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def setUp(self):
    os.system('echo "create database peeweedbevolve_test;" | mysql')
    self.db = pw.MySQLDatabase('peeweedbevolve_test')
    self.db.connect()
    peeweedbevolve.clear() 
开发者ID:keredson,项目名称:peewee-db-evolve,代码行数:7,代码来源:test.py

示例7: __get_migrator

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def __get_migrator(self):
		if isinstance(self.db.engine, peewee.SqliteDatabase) or isinstance(self.db.engine, SqliteExtDatabase):
			return SqliteMigrator(self.db.engine)
		elif isinstance(self.db.engine, peewee.MySQLDatabase):
			return MySQLMigrator(self.db.engine)
		elif isinstance(self.db.engine, peewee.PostgresqlDatabase):
			return PostgresqlMigrator(self.db.engine)
		raise ImproperlyConfigured('Database engine doesn\'t support Migrations!') 
开发者ID:PyPlanet,项目名称:PyPlanet,代码行数:10,代码来源:migrator.py

示例8: __init__

# 需要导入模块: import peewee [as 别名]
# 或者: from peewee import MySQLDatabase [as 别名]
def __init__(self, table_prefix=None, use_async=True, create_table=True, multiplexing_conn=False):
        """
        初始化

        Parameters:
            table_prefix - 表名前缀,由扫描目标的 host + "_" + str(port) 组成
            use_async - 是否开启数据库连接的异步查询功能,默认为True
            create_table - 数据表不存在时是否创建,默认为True
            multiplexing_conn - 是否复用连接,为True时,相同的Model的实例会使用同一个连接, 为int时使用该int大小的连接池, 默认为False

        Raises:
            create_table为Fasle且目标数据表不存在时,引发exceptions.TableNotExist
        """
        self.use_async = use_async
        try:
            if multiplexing_conn:
                database = BaseModel.mul_database
            else:
                if self.use_async:
                    database = peewee_async.MySQLDatabase(**self.connect_para)
                else:
                    database = peewee.MySQLDatabase(**self.connect_para)
                database.connect()

            # table_prefix 为None则不建立数据表实例,仅用于调用基类方法
            if table_prefix is not None:
                self._model = self._create_model(database, table_prefix)
                if not self._model.table_exists():
                    if create_table:
                        try:
                            database.create_tables([self._model])
                            Logger().debug("Create table {}_{}".format(table_prefix, self.__class__.__name__))
                            if self.__class__.__name__ == "NewRequestModel":
                                Communicator().update_target_list_status()
                        except peewee.InternalError:
                            pass
                    else:
                        raise exceptions.TableNotExist

            self.database = database
        except exceptions.TableNotExist as e:
            self._handle_exception("Table with prefix {} not found!".format(table_prefix), e)
        except Exception as e:
            self._handle_exception("Mysql Connection Fail!", e) 
开发者ID:baidu-security,项目名称:openrasp-iast,代码行数:46,代码来源:base_model.py


注:本文中的peewee.MySQLDatabase方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。