cache_mysql

class MySQLPersistentKeyValueCache(host, db, user, pw, value_type: sensai.util.cache_mysql.MySQLPersistentKeyValueCache.ValueType, table_name='cache', deferred_commit_delay_secs=1.0, in_memory=False)[source]

Bases: sensai.util.cache.PersistentKeyValueCache

class ValueType(value)

Bases: enum.Enum

An enumeration.

DOUBLE = ('DOUBLE', False)
BLOB = ('BLOB', True)
__init__(host, db, user, pw, value_type: sensai.util.cache_mysql.MySQLPersistentKeyValueCache.ValueType, table_name='cache', deferred_commit_delay_secs=1.0, in_memory=False)
set(key, value)

Sets a cached value

Parameters

  • key – the key under which to store the value

  • value – the value to store; since None is used indicate the absence of a value, None should not be used a value

get(key)

Retrieves a cached value

Parameters

key – the lookup key

Returns

the cached value or None if no value is found