27 lines
683 B
Python
27 lines
683 B
Python
|
# pylint: disable=too-few-public-methods
|
||
|
|
|
||
|
|
import dictdatabase as DDB
|
||
|
|
from config.db_settings import DatabaseSettings
|
||
|
|
|
||
|
|
class IsSingletonException(Exception):
|
||
|
|
pass
|
||
|
|
|
||
|
|
class Database:
|
||
|
|
"""
|
||
|
|
This is a singleton that can be accessed using get_instance()
|
||
|
|
"""
|
||
|
|
__instance = None
|
||
|
|
db = DDB
|
||
|
|
db.config.storage_directory = DatabaseSettings.DATABASE_DIRECTORY
|
||
|
|
|
||
|
|
@staticmethod
|
||
|
|
def get_instance():
|
||
|
|
if Database.__instance is None:
|
||
|
|
Database()
|
||
|
|
return Database.__instance
|
||
|
|
|
||
|
|
def __init__(self):
|
||
|
|
if Database.__instance is not None:
|
||
|
|
raise IsSingletonException("This class is a singleton")
|
||
|
|
Database.__instance = self
|