Python quick reference

From thelinuxwiki
Revision as of 15:39, 14 August 2017 by Nighthawk (Talk | contribs)

Jump to: navigation, search

Contents

Introduction

Lexical analysis

Data model

Execution model

Expressions

Simple statements

variable operations

assigenment examples

 >>> var1 = 'foo'
 >>> type(var1)
 <type 'str'>
 >>> print var1
 foo

string assignment like above must be incapsulated by quotes or the right side is interpretted as a variable name.

example:

>>> var1 = foo

Traceback (most recent call last):

 File "<stdin>", line 1, in ?

NameError: name 'foo' is not defined

print

print sing variable named foo

>>> print foo

print multiple variables with text

print 'my variable are %s %s' % (FOO, BAR)

Common string operations

print nth word of string

print s.split()[n]