Python_2

     #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)