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HomeBackend DevelopmentPython TutorialHow to enter the Python interface? What should I do after the download is complete?

要进入 Python 界面,请按照以下步骤操作:下载并安装 Python 解释器。在 Windows 中,在“开始”菜单中找到“Python(命令行)”并单击它;在 macOS 中,在“终端”中键入 python3;在 Linux 中,在终端中键入 python3。

How to enter the Python interface? What should I do after the download is complete?

如何进入 Python 界面

1. 下载 Python 解释器

访问 Python 官方网站(https://www.python.org/)并下载最新版本的 Python 解释器,与您的操作系统相匹配。

2. 安装 Python

完成下载后,运行安装程序并按照提示进行安装。

3. 打开 Python 界面

安装后,您可以通过以下方式打开 Python 界面:

Windows:

  • 在“开始”菜单中查找“Python”。
  • 单击“Python(命令行)”。

macOS:

  • 在“应用程序”文件夹中找到“终端”。
  • 键入以下命令:

    python3

Linux:

  • 在终端中键入以下命令:

    python3

实战案例:打印“Hello, world!”

在 Python 界面中,键入以下代码并按 Enter:

print("Hello, world!")

您应该会看到以下输出:

Hello, world!

提示:

  • 您可以使用 Python 界面执行任何 Python 代码。
  • 要退出 Python 界面,请输入 exit() 并按 Enter。
  • 有关 Python 更多信息,请访问官方文档(https://docs.python.org/)。

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