python，開發錯誤一：SyntaxError: Non-UTF-8 code starting with '\xca' in file

錯誤截圖：

具體報錯資訊：

C:\Users\Administrator.DESKTOP-IFL2F1P\PycharmProjects\pythonProject\venv\Scripts\python.exe C:/Users/Administrator.DESKTOP-IFL2F1P/PycharmProjects/pythonProject/venv/IfElse.py

SyntaxError: Non-UTF-8 code starting with '\xca' in file C:\Users\Administrator.DESKTOP-IFL2F1P\PycharmProjects\pythonProject\venv\IfElse.py on line 5, but no encoding declared; see https://python.org/dev/peps/pep-0263/ for details

Process finished with exit code 1

處理方案：

案例一：

原始碼：

num=5
if num % 2 ==0 :
    print(str(num)+"是一個偶數")
else :
    print(str(num)+"是一個奇數")

在程式碼開頭加上：

# -*- coding: gb2312 -*-

更改後：

# -*- coding: gb2312 -*-
num=5
if num % 2 ==0 :
    print(str(num)+"是一個偶數")
else :
    print(str(num)+"是一個奇數")

進行執行

C:\Users\Administrator.DESKTOP-IFL2F1P\PycharmProjects\pythonProject\venv\Scripts\python.exe C:/Users/Administrator.DESKTOP-IFL2F1P/PycharmProjects/pythonProject/venv/IfElse.py

5是一個奇數

Process finished with exit code 0