Python - Introduction Cheat Sheet

A Programming › Python cheat sheet in English by Nouha_Thabet

Python Programming Data-science

10,647 views 2,473 downloads 7 Dec 2019 History

PRs

Download

3.7 avg · 0 ratings

Hello World in Python

print("Hello World!")

Python Comments

Example 1 `#This is a comment`
Example 2 `#This is a comment #written in #more than just one line`
Example 3 `""" This is a comment written in more than just one line """`

Python Variables

 #code 
 x = "How old are you ?" #x is of type str  
print(x) 
 #output 
 >>> How old are you ? 
 #code 
 x = 25 #x now is of type int 
 print(x) 
 #output 
 >>> 25

Python Data Types

Text Type:	`str`
Numeric Types:	`int, float, complex`
Sequence Types:	`list, tuple, range`
Mapping Type:	`dict`
Set Types:	`set, frozenset`
Boolean Type:	`bool`
Binary Types:	`bytes, bytearray, memoryview`
Get the data type of a variable "var"
`type(var)`

Python Data Types Examples

Example	Data Type
`x = "Color"`	`list`
`x = 1`	`int`
`x = 1.2`	`float`
`x = 2j`	`complex`
`x = ["Blue","Red","Yellow"]`	`list`
`x = ("Blue","Red","Yellow")`	`tuple`
`x = range(8)`	`range`
`x={"Age":25,"Height":1.72}`	`dict`
`x = {"Pink","Red"}`	`set`
`x = frozenset({"Pink","Red"})`	`frozenset`
`x = True`	`bool`
`x = b"Color"`	`bytes`
`x = bytearray(8)`	`bytearray`
`x = memoryview(bytes(8))`	`memoryview`
Get the data type of x :
`x = "Color" print(type(x)) >>> str`

Badges

Nice Cheat Sheet

Comments

No comments yet.