python if else assign variable

相關問題 & 資訊整理

python if else assign variable

Update: This is possible (with different syntax) in Python 3.8 ... This is a proposal for creating a way to assign to variables within an expression using the ... reductor = dispatch_table.get(cls) if reductor: rv = reductor(x) else: reductor = getattr(x,, If you want to use the result of a computation twice, put it in a temporary variable: value = info.findNext("b") value = value if value else "Oompa ..., I see somebody else has already pointed to my old "assign and set" ... Python and languages where assignment is directly supported in if or ...,How to Do Ternary Operator Assignment in Python. ... [on_true] if [expression] else [on_false] ... conditional operator, which is most often used for conditional variable assignment. ... if game_type == 'home': shirt = 'white' else: shirt , I don't think this is possible in Python, since what you're actually trying to do ... If you exclude else num1 , you'll receive a syntax error since I'm quite sure ..... Use another variable to derive the if clause and assign it to num1.,Python assign variable names to if else function. Start by fixing your indentation. – Alex Hall May 26 '16 at 22:02. python has an elif block – Moses Koledoye May 26 '16 at 22:02. What should happen if quantity is greater than 9 and less than 10? , foo = foo if 'foo' in locals() else 'default' ... x = 'default' if not x else x ... not knowing which variables are defined is a bug, not a feature in Python., This is the closest thing to what you are looking for: value = 'Test' if 1 == 1 else 'NoTest'. Otherwise, there isn't much else.,This is terrible practice, but you could use the arrow of doom approach. if nuggets20 == 0: n20 = True else: nuggets10 = nuggets20 % 10 if nuggets10 == 0: ... ,In Python, assignment is a statement, not an expression, and can therefore not be used inside an arbitrary expression. This means that common C idioms like: while (line = readline(file)) ...do something with line... } if (match = search(target)) ...do s

相關軟體 Python 資訊

Python
Python(以流行電視劇“Monty Python 的飛行馬戲團”命名)是一種年輕而且廣泛使用的面向對象編程語言,它是在 20 世紀 90 年代初期開發的,在 2000 年代得到了很大的普及,現代 Web 2.0 的運動帶來了許多靈活的在線服務的開發,這些服務都是用這種偉大的語言提供的這是非常容易學習,但功能非常強大,可用於創建緊湊,但強大的應用程序.8997423 選擇版本:Python 3.... Python 軟體介紹

python if else assign variable 相關參考資料
Can we have assignment in a condition? - Stack Overflow

Update: This is possible (with different syntax) in Python 3.8 ... This is a proposal for creating a way to assign to variables within an expression using the ... reductor = dispatch_table.get(cls) if...

https://stackoverflow.com

Compressing `x if x else y` statement in Python - Stack Overflow

If you want to use the result of a computation twice, put it in a temporary variable: value = info.findNext("b") value = value if value else "Oompa ...

https://stackoverflow.com

How to assign a variable in an IF condition, and then return it ...

I see somebody else has already pointed to my old "assign and set" ... Python and languages where assignment is directly supported in if or ...

https://stackoverflow.com

How to Do Ternary Operator Assignment in Python | Webucator

How to Do Ternary Operator Assignment in Python. ... [on_true] if [expression] else [on_false] ... conditional operator, which is most often used for conditional variable assignment. ... if game_type ...

https://www.webucator.com

One line if-condition-assignment - Stack Overflow

I don't think this is possible in Python, since what you're actually trying to do ... If you exclude else num1 , you'll receive a syntax error since I'm quite sure ..... Use another v...

https://stackoverflow.com

Python assign variable names to if else function - Stack Overflow

Python assign variable names to if else function. Start by fixing your indentation. – Alex Hall May 26 '16 at 22:02. python has an elif block – Moses Koledoye May 26 '16 at 22:02. What should ...

https://stackoverflow.com

Python conditional assignment operator - Stack Overflow

foo = foo if 'foo' in locals() else 'default' ... x = 'default' if not x else x ... not knowing which variables are defined is a bug, not a feature in Python.

https://stackoverflow.com

Python Conditional Variable Setting - Stack Overflow

This is the closest thing to what you are looking for: value = 'Test' if 1 == 1 else 'NoTest'. Otherwise, there isn't much else.

https://stackoverflow.com

Using if else statement to assign a variable in python - Stack ...

This is terrible practice, but you could use the arrow of doom approach. if nuggets20 == 0: n20 = True else: nuggets10 = nuggets20 % 10 if nuggets10 == 0: ...

https://stackoverflow.com

Why can't I use an assignment in an expression? - effbot.org

In Python, assignment is a statement, not an expression, and can therefore not be used inside an arbitrary expression. This means that common C idioms like: while (line = readline(file)) ...do someth...

http://effbot.org