Python beginner example

  numbers = [ "3" , "34" , "64" ] numbers = list ( map ( int , numbers)) for i in range ( len (numbers)): numbers[i] = int (numbers[i]) numbers[ 2 ] = numbers[ 2 ] + 1 print (numbers[ 2 ]) def sq (a): return a*a num =[ 2 , 5 , 6 , 7 , 9 , 6 , 4 , 3 ] square = list ( map (sq, num)) print (square) num =[ 2 , 5 , 6 , 7 , 9 , 6 , 4 , 3 ] square = list ( map ( lambda x: x*x, num)) print (square) def square (a): return a*a def cube (a): return a*a*a func = [square,cube] for i in range ( 6 ): val = list ( map ( lambda x:x(i), func)) print (val) ################################### FILTER #################################### list_1 = [ 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 ] def is_greater_4 (num): return num> 4 gr_than_5 = list ( filter (is_greater_4, list_1)) print (gr_than_5) ################################### REDUCE ################################# from functools import reduce list1 = [ 1 , 2 , 3 , 4 , 5 ] num = reduce( lambda x,y:x...

me = "Santosh" my = "and being a developer" life = "is my life's" aim = "biggest dream" a = f"this is { me } { my } { life } { aim } " print (a) """ f-string is using for merge multiple variable is a single line using {} """  

  # import random # random_number = random.randint(0, 15) # # print(random_number) # rand = random.random() * 50 # # print(rand) # lst = ["star plus", "zee tv", "colours", "& pictures", "dd national"] # choice = random.choice(lst) # print(choice) ################# MY CODE ################## # import calendar # # print("Find your month and year") # a = int(input("Enter year : \n")) # year is always on top # b = int(input("Enter month : \n")) # month is after getting year # calendar = calendar.month(a , b) # print("\n", calendar)

  # Lambda functions or anonymous functions # def add(a, b): # return a+b # minus = lambda x, y: x-y # def minus(x, y): # return x-y # # print(minus(9, 4)) # a = [[1, 14], [5, 6], [8, 23]] # a.sort(key=lambda x: x[1]) # print(a)

  ############## While loop Tutorial ######### i = 0 # While Condition is true # Inside code of while keep runs # This will keep printing 0 # while(i<45): # print(i) # To stop while loop # update i to break the condition while ( i < 8 ): print ( i ) i = i + 1 # Output : # 0 # 1 # 2 # 3 # 4 # 5 # 6 # 7 # 8 # Assuming code inside for and while loop is same ...

 ines (83 sloc) 1.75 KB ################### For Loop Tutorial ############### # A List list1 = [ 'Vivek' , 'Larry' , 'Carry' , 'Marie' ] # To print all elements in list print ( list1 [ 0 ]) print ( list1 [ 1 ]) print ( list1 [ 2 ]) print ( list1 [ 3 ]) # Output : # Vivek # Larry # Carry # Marie # We can do same thing easily using for loop # for loop runs len(list1) times # each time ite...