jsepp 0.1

a package for general environmental data processing

## JSEPP ### dbutils #### MySQLConn 1. __init__(host: str, user: str, password: str, db: str, port: int) 2. excute_one(comm) 3. excute_all(comm) 4. insert_confirm(comm) 5. insert(comm) 6. confirm() 7. rollback() #### MongoConn 1. __init__(user:str, password:str, host:str, port:int, db:str) 2. fetch_one(tablename:str, filter: dict) 3. update_one(tablename:str, filter:dict, data:dict) 4. insert_one(tablename:str, data:dict)