funtionprint | Show information on the screen | int | to tell that what you write is a number | float | change number to be decimal number | str | list of number, letter and symbol |
Additionstr+str | the result combine together | str+ int or float | crash | int/float + int/float | math - addition |
Multiplication and Exponentsstring*string | crash | string*number | combine string together | number*number | math-multiply | number ** number | math-exponent | string ** string | crash | string**number | crash |
Reverse Wordwhile 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) |
Convert to binarynumb = int(input('enter the number to convert to binary'))
bistring = ''
while numb>0 :
rem = numb%2
bistring = str(rem)+bistring
numb = numb//2
print ('Binary Number : ', bistring) |
Naming ConventionRule 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 |
Area of 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) |
examplePrint (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 |
fuctiondef myprint(text) :
print ('xxx'+str(text)+'xxx')
myprint (1)
|
Function (return number) Ex
def doubleIt (number):
return number *2
print (doubleIt(2))
print (doubleIt('hello'))
myvar = doubleIt(doubleIt(3))
print (myvar)
|
| | symbol== | equal | != | not equal | > | greater than | < | less than | >= | greater than or equal to | <= | less than or equal to |
Vocabularyvariable | hold a value and can be change | string | a list of character such as number, letter and symbols | integer | a number without decimal | float | number in dicimal | syntax | structure of language | value | returns a list of all the values available in a given dictionary. | while | it's a loop that will go over and over until you stop it | loop | traditionally used when you have a piece of code which you want to repeat n number of times | input | Run the program. In the Shell you should see | print | to show information on the | modulo | leave remainder | # | Comment, no effect | randon.choice | program that someone wrote | import random | to get get a random program from someone | import | to import program from someone | import random + random.choice() | pick random item in the list | palindrome | is derived from the Greek palíndromos, meaning running back again |
Guess word gameimport random
#Create a list
guesslist = ['grape', 'orange', 'chloroplast', 'ribosome', 'lipstick']
chance = 3
score = 0
print (guesslist)
while chance != 0:
random_item = random.choice(guesslist)
user_input = input("Please guess a word: ")
if user_input == random_item:
print ("That's correct!")
score = score + 100
print ("Score:", score)
else:
if user_input not in guesslist:
print ("Sorry, that isn't even in the list!")
chance = chance - 1
print ("Chance Remaining:", chance)
else:
print ("Sorry, wrong choice!")
chance = chance - 1
print ("Chance Remaining:", chance)
if chance == 0:
print ("The word was", random_item)
print ("The score is", score) |
Sort word per linemystr = "Hello"
letter_num = 0
while letter_num < len(mystr):
print (mystr[letter_num])
letter_num = letter_num + 1 |
Print Namename = "tim GIRARD"
print (name.upper()) → TIM GIRARD
print (name.lower()) → tim girard
print (name.capitalize()) → Tim girard
print (name.title()) → Tim Girard |
fuctiondef bacon():
print ('bacon')
print ('egg')
print ('text')
print ('gta')
print ('guildwar')
print ('magalodon')
return
bacon()
bacon()
|
bacon
egg
text
gta
guildwar
magalodon
bacon
egg
text
gta
guildwar
magalodon Exampledef circlearea(r):
pi = 3.1415
area = pir*2
return area
r = input ('enter the radius of the circle : ')
r = float(r)
print ('the area of the circle is', circlearea(r)) |
enter the radius of the circle : 5
the area of the circle is 78.53750000000001
>>> Exampledef circlearea(r):
pi = 3.1415
area = pir*2
return area
r = input ('enter the radius of the circle : ')
r = float(r)
print ('the area of the circle is', circlearea(r)) |
enter the radius of the circle : 5
the area of the circle is 78.53750000000001
>>> |
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