Argparse
===

- import:
- `from argparse import ArgumentParser`

1~create a new parser:
---
- **prog** : program name
- **usage** : None. Replaced by program name
- **description** : "Hello parse"
- **epilog** : addition materials

2~add_arguments:
---
https://docs.python.org/zh-cn/3/library/argparse.html

3~end with:
---

args = parser.parse_args()

4~Call it when needed:
---

num = arg.name_Of_addArguments

How to use ?
---

from argparse import ArgumentParser

parser = ArgumentParser(prog = “Practice001”, usage =None, description = “Hello parse”,epilog = “2021/02/03”)

parser.add_argument('--model_type', type=str, default='DAE_C', help='model type')

args = parser.parse_args()

> `args, unknown = parser.parse_known_args()`

string = arg.model_type

logger("=================FLAGS==================")
for k, v in args.__dict__.items():
    logger('{}: {}'.format(k, v))
logger("========================================")