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Commit 5c28dd8

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import random
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inside = random.randint(1,37890) # choses a random integer between given range
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print(inside)
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outside = random.randrange(1,1000) # choses a random number number in given range
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print(outside)
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colors = ['green','black','blue','yellow','white']
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print(random.choice(colors)) # choses random element from list
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# Morgans Formula In Algebra Set operations
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# number(set A) + number(set B) - number(set A interaction B)
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# n(a)+ n(b) - n(anb)
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# you can add sets or increase the number elements of sets The formula still works
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a = { 1 , 23 , 55 , 76 , 13 , 90 , 34 , 78 }
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b = { 12 , 345 , 8 , 4 , 0 , 7 , 4 , 3 , 53 , 4 , 6 , 3 }
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abInteraction = a & b # & operator interacts two sets
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abUnion = a | b # | operator makes union of two sets
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eqn = len(a) + len(b) - len(abInteraction)
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print(str(eqn) + ' = ' + str(len(abUnion)))
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# Prime number Determiner
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# replace input() with raw_input() in Python version 2.7 input() works with version 3
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import math as Math
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POSITIVE_MESSAGE = " is a prime number"
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NEGATIVE_MESSAGE = " is not a prime number"
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def is_number_prime(number):
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"""
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Function which checks whether the number is a prime number or not
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:param number: integer - to be checked for prime-ness
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:return: boolean - true if prime, else false
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"""
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"""
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This is the main logic behind reducing the numbers to check for as factors
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if N = a * b; where a<=b and a,b C (1, N)
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then, a * b >= a*a;
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which leads to => a*a <= N
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=> a <= sqrt(N)
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Hence checking only till the square root of N
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"""
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upper_lim = Math.floor(Math.sqrt(number)) + 1
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is_prime = True if number != 1 else False
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for i in range(2, upper_lim):
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if number % i == 0:
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is_prime = False
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break
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# The moment there is a divisor of 'number', break the iteration, as the number is not prime
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return is_prime
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while True:
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startOrEnd = str(input('Start or End : '))
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if startOrEnd == 'Start':
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number = int(input('Number to Check : '))
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result = str(number)
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prime_status = is_number_prime(number)
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if prime_status:
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result += POSITIVE_MESSAGE
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else:
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result += NEGATIVE_MESSAGE
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print(result)
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else:
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print('Program Ended...')
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break
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# pre code
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# main list of contacts
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contacts = {}
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# funcs of pre code
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# func to add new contact
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def newContact():
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while True:
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newContact = raw_input("Name for new Contact : ")
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numForNewContact = raw_input("Number for Contact : ")
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add = raw_input("Add or Try again :")
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if add.strip() == "Add":
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contacts[newContact] = numForNewContact
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print("Contact Successfully added.")
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break
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elif add.strip() == "Try again":
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continue
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else :
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print("Invalid Input.try again")
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continue
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startAgain = raw_input("Add more or continue : ")
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if startAgain.strip() == "Add more":
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print(" ")
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continue
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elif startAgain.strip() == "continue":
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print(" ")
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break
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# func to search for a contact
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def searchContact():
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while True:
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search = raw_input("Search for contact : ")
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toShow = str(search) + contacts[search]
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print(toShow)
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startAgain = raw_input("Search more or continue : ")
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if startAgain.strip() == "Search more":
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print(" ")
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continue
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elif startAgain.strip() == "continue":
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print(" ")
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break
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# func to edit a contact
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def editContact():
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while True:
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whichToEdit = raw_input("Name of Contact of which Number to Edit : ")
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contacts[whichToEdit] = raw_input("Number to add : ")
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startAgain = raw_input("Edit more or continue : ")
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if startAgain.strip() == "Edit more":
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print(" ")
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continue
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elif startAgain.strip() == "continue":
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print(" ")
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break
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# main code to interact
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while True:
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print("hello,".title())
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# part of main code to start or end
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startOrEnd = raw_input("Start or End : ")
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if startOrEnd.strip() == "Start":
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# part of main code to control functions
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addSearchEdit = raw_input("Add or Search or Edit : ")
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if addSearchEdit.strip() == "Add":
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print(newContact())
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elif addSearchEdit.strip() == "Search":
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print(searchContact())
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elif addSearchEdit.strip() == "Edit":
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print(editContact())
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else :
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print("Invalid Input . Try Again")
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continue
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elif startOrEnd.strip() == "End":
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print("Ending...")
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break
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else :
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print("Invalid Input . Try Again")
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continue
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# part of main code to start again or end
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startAgain = raw_input("Start again or End : ")
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if startAgain.strip() == "Start again":
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print("Starting again...")
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continue
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elif startAgain.strip() == "End":
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print("Ending program...")
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break
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else :
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break
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# This example shows you string operations
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name = 'Kalpak'
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print('My name is ' + name) # I have given space after is notice
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age = 14
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print('My age is ', age) # comma seprates two different things you want to print
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print('This isn\'t going away too soon.') # that \ is called as an escape character
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# the \ is used to use same quote in a string
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print('I love newlines \n') # \n prints new line after string or according to its position
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print('\t I love tabs') # \t adds a tab according to its position
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multiple = 'Iron Man'
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print(multiple * 5) # this will print string 5 times
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# string methods in built
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country = 'Norway'
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print(country.upper()) # prints all letters in upper case
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print(country.lower()) # prints all letters in lower case
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print(country.title()) # converts into title
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# string formatting
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print('%s %s %s'%('I' , 'am' , 'cool'))
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expression = 'I love'
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movie = 'Captain America 3'
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print('%s %s'%(expression , movie))
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# type conversion
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addition = 12343 + 3349
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print('The answer is ' + str(addition)) # str() method converts non-string into string
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# list operations part 2
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siliconValley = ['Google','Apple','Dropbox','Facebook','Cisco','Adobe','Oracle','Samsung']
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print(siliconValley)
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# hmm seems like i forgot to add Electronic Arts in the list siliconValley
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# This will add the element at the end of the list
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siliconValley.append('Electronic Arts')
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print(siliconValley)
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# thats cool but I want my element at specific position
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siliconValley.insert(5, 'AMD')
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# 5 is the position and whatever you add after comma is element
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# Okay enough I want to pop out an element from list and I want to use it in a string
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# you have to provide the index of elementyou want to pop out
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poppedElement = siliconValley.pop(4)
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print('Popped element is ' + poppedElement)
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# Oops I Samsung isnt in silicon valley, I have to remove Samsung from list
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# How am I gonna do thats
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# You have to enter the element in parenthesis and not it's index
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siliconValley.remove('Samsung')
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print(siliconValley)
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# I want to sort the list in alphabetical order
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# How to do thats
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# simple
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siliconValley.sort()
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# or
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sorted(siliconValley)
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print(siliconValley)
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# I wanted list in reverse alphabetical order
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# simple
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siliconValley.sort(reverse = True)
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# or
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sorted(siliconValley , reverse = True) # seperate the reverse with comma
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print(siliconValley)
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# Okay what if i dont know about the index of an element but i want to print only that element
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googleIndex = siliconValley.index('Google')
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print(siliconValley[googleIndex])
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# I am tired of watching those elements again and again
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# How I am going to do thats
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# easy
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del siliconValley
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print(siliconValley) # this should probably give you an NameError
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def iLoveDiscount(discount , mp): # mp is market price
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discountPerc = discount / mp * 100
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return('Discount is ' + str(discountPerc) + '%')
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print('Hello\n')
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print('Press Enter to exit')
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while(True): # I've put counting discount in a loop cause if you want to count on multiple items
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more = str(input('Count or End : '))
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if more == 'Count':
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disCount = float(input('Discount : '))
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marketPrice = float(input('Market Price : '))
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print(iLoveDiscount(disCount , marketPrice))
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continue
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else:
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quit()
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<!DOCTYPE html>
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<html xmlns="http://www.w3.org/1999/xhtml" lang="" xml:lang="">
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<head>
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<meta charset="utf-8" />
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<meta name="generator" content="pandoc" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" />
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<title>README</title>
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<style type="text/css">
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code{white-space: pre-wrap;}
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span.smallcaps{font-variant: small-caps;}
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span.underline{text-decoration: underline;}
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div.column{display: inline-block; vertical-align: top; width: 50%;}
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</style>
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</head>
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<body>
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<h1 id="beginners-python-programs">Beginners-Python-Programs</h1>
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<p>Basic python CLI programs as examples<br> All the examples are useful examples<br> These examples are of beginners’ level<br> <br> Hey guys I wrote these programs when I was just starting up with programming, now I realize that many of ’em feel very un-professional and useless so I decided to go one by one through all and make ’em more useful and professional ! <br></p>
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<p>Note: In 2.x versions input isn’t useful , lly , in 3.x versions raw_input isn’t useful. Also, xrange() and other methods are discontinued or changed in 3.x versions of python. Change the keywords accordingly!</p>
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<pre>
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<strong>NOTE: WORK IN PROGRESS!
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Files Outside Particular Folders/Directories have not been checked yet!
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Files inside, directories offer much elegant code and explaination
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</strong>
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</pre>
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<p><br><br> Also see this : Beginners-Python-Examples/CONTRIBUTING.md<br> contact kalpaktake@gmail.com</p>
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</body>
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</html>
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# Beginners-Python-Programs
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Basic python CLI programs as examples<br>
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All the examples are useful examples<br>
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These examples are of beginners' level<br>
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<br>
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Hey guys I wrote these programs when I was just starting up with programming, now I realize that many of 'em feel very un-professional and useless so I decided to go one by one through all and make 'em more useful and professional !
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<br>
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Note: In 2.x versions input isn't useful , lly , in 3.x versions raw_input isn't useful. Also, xrange() and other methods are discontinued or changed in 3.x versions of python. Change the keywords accordingly!
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<pre>
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<strong>NOTE: WORK IN PROGRESS!
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Files Outside Particular Folders/Directories have not been checked yet!
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Files inside, directories offer much elegant code and explaination
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</strong>
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</pre>
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<br><br>
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Also see this : Beginners-Python-Examples/CONTRIBUTING.md<br>
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contact kalpaktake@gmail.com
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import random
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import turtle
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t = turtle.Pen()
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for i in range(150):
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t.color(random.choice(['green','red','violet']))
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t.width(5)
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t.forward(i)
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t.right(30)

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