#LISTS -> [], can store any data, mutuable # amazon_cart = ['notebooks', 'sunglasses', 'toys', 'grapes'] # # print(amazon_cart) # #list slicing # amazon_cart[2] = 'suncream' # new_cart = amazon_cart[:] # new_cart[2] = 'gum' # print(new_cart) # print(amazon_cart) #matrix # matrix = [ [1,2,3], [4,5,6], [7,8,9] ] # print(matrix[0][1]) #list methods_1 #adding #basket = ['a','c','b','f','e', 'd'] #basket.append(100) #doesn't create a new value #basket.insert(5,100) # basket.extend([100]) # #print(basket) #removing # #basket.pop(0) #remove the value of the typed index # basket.remove(4) # basket.clear() #completely clear the list #print(basket) #list methods_2 # print(basket.index('e')) #searching # print('a' in basket) #searching_1 # print(basket.count('d')) #List methods_3 # basket.sort() # basket.reverse() #print(sorted(basket)) #produces a new array #print(basket) #Common list patterns #print(basket[::-1]) #print(basket) #print(list(range(101))) # new_sentence = ' '.join(['hi', 'my', 'name', 'is', 'JOJO']) # print(new_sentence) #list unpacking # a,b,c, *other,d = [1,2,3,4,5,6,7,8,9] # print(a) # print(b) # print(c) # print(other) #None weapons = None print(weapons)