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@@ -1,19 +1,38 @@
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# typer
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+命令行扩展，依赖click
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+
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+
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## Usage
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```
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-app = typer.Typer(pretty_exceptions_enable=False)
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+import typer
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+app = typer.Typer()
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-@cli.command()
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-@typer_async
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-async def account_payout_schedule() -> None:
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- pass
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+@app.command()
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+def greet(name: str):
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+ """Greet the user by NAME."""
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+ typer.echo(f"Hello, {name}!")
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+
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+@app.command()
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+def add(a: int, b: int):
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+ """Add two numbers."""
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+ result = a + b
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+ typer.echo(f"The sum of {a} and {b} is {result}.")
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if __name__ == "__main__":
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- cli()
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-
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+ # 使用括号 () 调用一个对象时，实际上是在调用该对象的 __call__ 方法。这种设计允许对象表现得像函数
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+ app()
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+```
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+
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+命令行执行：
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+```
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+python script.py greet John
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+python script.py add 1 3
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+
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```
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+把第一个参数识别为命令，后面的识别为参数
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+
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