f-string python无效的sysntax [英] f-string python invalid sysntax

问题描述

我最近尝试学习用 python 编写代码，但我对我们那里的任何编程语言的知识都为零，我在其中遇到了这个问题，我正在尝试使用 f-string 函数.

I recently trying to learn to code in python and I have zero knowledge in any programming languages our there and I encounter this problem in it, in which I am trying to use the f-string function.

我的 Python 版本是 3.6.2

My Python version is 3.6.2

这是我要运行的代码

greeting = 'Hello'
name = 'John'

message = f'{greeting} {name}. Welcome!'
print(message)

这是它向我显示的错误.

and here's the error it shows me.

File "/Users/RQ/Desktop/intro.py", line 16
  message = f'{greeting} {name}. Welcome!'
                                         ^
SyntaxError: invalid syntax
[Finished in 0.0s with exit code 1]

我使用的是 Mac 10.12.6 操作系统版本

I am using Mac 10.12.6 OS version

我还删除了其中的默认 python 2.7 版本.

I also removed the default python 2.7 version in it.

我该怎么做才能修复它?

what should I do to fix it?

推荐答案

f-string 本身是正确的.尝试弄清楚实际使用的是哪个版本的python.

The f-string itself is correct. Try to figure out what version of python is actually used.

python --version

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