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What are the 33 keywords of Python

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coldplay.xixiOriginal
2020-08-29 09:41:0922811browse

Python’s 33 keywords are: 1. Built-in constants [False, None, True]; 2. Logical AND, OR, NOT [and or not]; 3. Judgment and looping [if elif else, for while break continue]; 4. Rename [as].

What are the 33 keywords of Python

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Python’s 33 keywords are:

1. View all Python keywords

import keysword  
keyword.kwlist

['False','None ', 'True','and','as', 'assert','break',

'class','continue', 'def','del','elif', 'else ','except',

'finally', 'for', 'from','global','if','import','in','is',

'lambda', 'nonlocal','not','or','pass','raise', 'return',

'try','while','with','yield']

2. Detailed explanation of Python keywords

1. Built-in constants

False, None, True

>>> False == 0 
True
>>> True == 1
True
>>> type(False)
<class &#39;bool&#39;>
>>> type(None) 
<class &#39;NoneType&#39;>

2 , logical AND or NOT and or not

Priority: not and or

x and y If x is False, empty, 0, return x, otherwise return y

x or y If x is False, empty, 0, return y, otherwise return x

not x If x is False, empty, 0, return True, otherwise return False

3. Judgment and looping

if elif else

is in

for while break continue

4. Function

def lambda

pass return yielded

5. Exception handling

try except finally raise assert

6.Import module package

import from

7, rename

as

8, variable

global nonlocal

9, class

class

10. Delete

del

11. Context management

with

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