44 lines
1.0 KiB
Python
44 lines
1.0 KiB
Python
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from __future__ import annotations
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from contextlib import contextmanager
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from time import sleep
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from typing import Generator
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import psycopg2
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import psycopg2.extensions
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import psycopg2.pool
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from ajusta_bling.common import Args
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class Database:
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pool: psycopg2.pool.SimpleConnectionPool | None = None
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def __init__(self, args: Args):
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self.user = args.dbuser
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self.pswd = args.dbpassword
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self.host = args.dbhost
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self.port = args.dbport
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self.db = args.dbname
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def connect(self):
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self.pool = psycopg2.pool.SimpleConnectionPool(
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1, 10,
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user = self.user,
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password = self.pswd,
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host = self.host,
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port = self.port,
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database = self.db,
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)
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@contextmanager
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def get_cur(self) -> Generator[psycopg2.extensions.cursor]:
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if self.pool is None:
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self.connect()
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conn = self.pool.getconn()
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try:
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yield conn.cursor()
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conn.commit()
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finally:
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self.pool.putconn(conn)
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