CONTENT
- 1 語法類
-
- 1.1 忘記結束符號
- 2 變數類
-
- 2.1 全域變數忘記宣告
- 3 習慣類
1 語法類
1.1 忘記結束符號
有些符號需要結束符號,比如:()、<>、''和""等,
下面是一些錯誤的例子:
print("Hello, world! "
print("Hello, %s" % ("Python")
日志:
Syntax error: invalid syntax
2 變數類
2.1 全域變數忘記宣告
錯誤示例:
def say(Value):
print(N, "說: ", Value);
N += 2;
N = 1;
say(31);
日志:
Name: 2
Traceback (most recent call last):
File "C:\Users\ADMINI~1\AppData\Local\Temp\codemao-krGcPK/temp.py", line 7, in <module>
say(input("Name: "))
File "C:\Users\ADMINI~1\AppData\Local\Temp\codemao-krGcPK/temp.py", line 2, in say
print(N, "說: ", Value)
UnboundLocalError: local variable 'N' referenced before assignment
3 習慣類
例子:
print "hello"
日志:
SyntaxError: Missing parentheses in call to 'print'. Did you mean print("hello")?
結尾:湊字數,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
本文來自博客園,作者:Admin--002,轉載請注明原文鏈接:https://www.cnblogs.com/Py-Study0/p/pyError0.html
轉載請註明出處,本文鏈接:https://www.uj5u.com/houduan/508991.html
標籤:Python
上一篇:微信小程式--云開發
