import mariadb

config = {
    'host': 'localhost',
    'user': 'penztar',
    'password': 'titok',
}

try:
	conn = mariadb.connect(**config, database='penztar')
except mariadb.Error as err:
	print(err, file=sys.stderr)
	sys.exit(1)

cur = conn.cursor()

cur.execute("show tables")

print(cur.fetchall())

conn.close()