minos.common.database.pools module¶

class minos.common.database.pools.PostgreSqlLockPool(host, port, database, user, password, *args, **kwargs)[source]¶

Bases: minos.common.pools.MinosPool[aiomisc.pool.ContextManager]

Postgres Locking Pool class.

__init__(host, port, database, user, password, *args, **kwargs)¶

acquire(key, *args, **kwargs)[source]¶

Acquire a new lock.

Parameters: key (collections.abc.Hashable) – The key to be used for locking.
Return type: minos.common.database.locks.PostgreSqlLock
Returns: A PostgreSqlLock instance.

property already_destroyed: bool¶

Already Destroy getter.

Return type: bool
Returns: A boolean value.

property already_setup: bool¶

Already Setup getter.

Return type: bool
Returns: A boolean value.

async close(timeout=None)¶

Return type: None

async destroy()¶

Destroy miscellaneous repository things.

Return type: None
Returns: This method does not return anything.

classmethod from_config(config=None, **kwargs)¶

Build a new instance from config.

Parameters

config (typing.Union[minos.common.configuration.config.MinosConfig, pathlib.Path, None]) – Config instance. If None is provided, default config is chosen.
kwargs – Additional named arguments.

Return type

~S

Returns

A instance of the called class.

async setup()¶

Setup miscellaneous repository things.

Return type: None
Returns: This method does not return anything.

class minos.common.database.pools.PostgreSqlPool(host, port, database, user, password, *args, **kwargs)[source]¶

Bases: minos.common.pools.MinosPool[aiomisc.pool.ContextManager]

Postgres Pool class.

__init__(host, port, database, user, password, *args, **kwargs)[source]¶

acquire(*args, **kwargs)¶

Acquire a new instance wrapped on an asynchronous context manager.

Parameters

args – Additional positional arguments.
kwargs – Additional named arguments.

Return type

~P

Returns

An asynchronous context manager.

property already_destroyed: bool¶

Already Destroy getter.

Return type: bool
Returns: A boolean value.

property already_setup: bool¶

Already Setup getter.

Return type: bool
Returns: A boolean value.

async close(timeout=None)¶

Return type: None

async destroy()¶

Destroy miscellaneous repository things.

Return type: None
Returns: This method does not return anything.

classmethod from_config(config=None, **kwargs)¶

Build a new instance from config.

Parameters

config (typing.Union[minos.common.configuration.config.MinosConfig, pathlib.Path, None]) – Config instance. If None is provided, default config is chosen.
kwargs – Additional named arguments.

Return type

~S

Returns

A instance of the called class.

async setup()¶

Setup miscellaneous repository things.

Return type: None
Returns: This method does not return anything.