def __init__(self):
config = ConfigLoader()
host = config.get('mysql', 'host')
port = config.getint('mysql', 'port') # port 是一个数值
user = config.get('mysql', 'usr')
password = config.get('mysql', 'pwd')
# 异常处理
self.mysql = pymysql.connect(host=host,
user=user,
password=password,
port=port,
cursorclass=pymysql.cursors.DictCursor)
def __init__(self):
config = ConfigLoader()
host = config.get('mysql', 'host')
port = config.getint('mysql', 'port')
user = config.get('mysql', 'usr')
password = config.get('mysql', 'pwd')
#自行添加异常处理
try:
self.mysql = pymysql.connect(
host=host,
user=user,
password=password,
port=port,
cursorclass=pymysql.cursors.DictCursor) #建立连接
print('数据库连接成功！')
except AssertionError as e:
print('数据库连接失败！', e)
raise e
