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Super cool bro! Cheat Sheet by

"Come and Say Hi"

Cheat Sheet by juicyy

print ()
show inform­ation that you want on screen
input()
Gain inform­ation from user
str()
A list of number, letter and symbols
len()
The length of the string
float()
Change number to be decimal number
int()
Change number to be number integer

Cheat Sheet by juicyy

==
equal to
!=
no equal to
<
less than
>
more than
<=
less than or equal to
>=
more than or equal to
%
modulo­,find the remainder

Cheat Sheet by juicyy (Combine to Binaray)

 
user_n­­umber = ' '

while user_n­­umber != ' 0 ' :
user_n­­umber = input ("Enter a number to convert to binary­­")
number = int(us­­er­_­n­umber)
binary­­_s­tring = ' '

while (number > 0):
remainder = number%2
binary­­_s­tring = str(re­­ma­i­n­der)+ binary­­_s­tring
number = number//2

print ("Binary string is", binary­­_s­t­ring)

Cheat Sheet by juicyy ( List)

 
fruits = [] #an empty list

for number in range(5):
user_fruit = input(­­"­P­lease enter a fruit")
fruits.ap­­pe­n­d­(u­­ser­­_f­ruit)

print ("Size of fruit list is", len(fr­­uits))

fruits.sort()

for fruit in fruits:
print ("Fruit: ", fruit)

Cheat Sheet by juicyy (Example)

 
Print (2) – integer
Print (2.5) – floating point
Print (“Hello”) – string
Print (mystr) – variable
Print (mystr­­,”­H­i­”,­­2,1.0) -- commas

mystr = “Hi”
mystr ← name
“Hi” ← value can change

print (int(1.5)) → 1
print (int(“2”)) → 2
print (float(1)) → 1.0 anything to a float

Modulo­­/R­e­m­ainder %
print (4%2) → 0
print (30%7) → 2
  

Cheat Sheet by juicyy

Variable
Hold a value and can be change
String
A list of character such as number, letter and symbols
Integer Number
whole number­/co­unting number
Float Number
The number in decimal
Syntax
Gramma­r/S­tru­cture of language
Modulo
Find the remainder
Boolean
True/False

Cheat Sheet by juicyy

string­+number
Combine together
string­+number
Crash!
number­+number
Addition (Math)

Cheat Sheet by juicyy ( Naming Conven­tion)

 
Rule for giving name
- letter
- numbers
- underscore _

Valid name
- _myStr
- my3
- Hello_­­there

Invalid name
- 3my=”hi” -- cannot start with number
- first name=”hi”
- first-name
- first+name

Cheat Sheet by juicyy (Print Name)

 
name = "tim GIRARD­­"

print (name.u­­p­p­er()) → TIM GIRARD
print (name.l­­o­w­er()) → tim girard
print (name.c­­a­p­i­ta­­lize()) → Tim girard
print (name.t­­i­t­le()) → Tim Girard

Cheat Sheet by juicyy ( Circle)

 
"­"­"
Python Intro Assignment #2
name
student number
"­­"­"

#Ask the user for a radius of a circle
user_r­­adius = input(­­"What is a radius of a circle­­?")

#Convert the given radius to a floating point
radius = float(­­us­e­r­_r­­adius)

#Make a variable called pi
pi = float(­­3.1­415)

#Calculate the area of the circle using exponents
area = pi(ra­­diu­­s*2)

#Display the area of the circle to the user
print ("The area of the circle is", area)
  

Cheat Sheet by juicyy

string­*number
Combine that string
string­*string
Crash!
number­*number
Multiply (Math)
string­**s­tring
Crash!
number­**n­umber
Exponent (Math)
string­**n­umber
Crash!

Cheat Sheet by juicyy (Reverse)

while True:
word = input(­"­Please enter a word")
index = 0
reverse = ' '

while int(index) < len(word):
reverse = word[i­ndex] + (reverse)
index = int(index) + 1

print ("Re­verse: ", reverse)

Cheat Sheet by juicyy ( Countdown)

user_n­umber = input(­"What number do you want to count down? ")
number = int(us­er_­number)
countd­own­_string = ' '

while number > 0:
      countd­own­_number = countd­own­_string + str(nu­mber) + " "
      number = number - 1
      #print­(nu­mber)

print (count­dow­n_s­tring)

Cheat Sheet by juicyy ( Line)

 
mystr = "­­He­l­l­o"

letter_num = 0

while letter_num < len(my­­str):
print (mystr­­[l­e­t­te­­r_num])
letter_num = letter_num + 1
H
e
l
l
o
   
 

Metadata

  • Languages:
  • Published: 5th February, 2016
  • Last Updated: 13th May, 2016

Favourited By

juicyyy

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