# list_manip.py

# list_manip.py

L = ['yellow', 'red', 'blue', 'green', 'black']

print L, 'is the example list'
print 'List is of', len(L), 'colors'
print sorted(L), 'is in alphabetical order'
append_color = 'purple'
L.append(append_color)
print L
print 'Added', append_color, 'to the end of the list'
add_color = ['gold']*5
L += add_color
print L
print 'Added a list of', add_color, 'to the list'
number_of_gold = L.count('gold')
print 'There are', number_of_gold, 'instances of gold in the list'
L.remove('gold')
print 'The first of instance of gold has been removed'
L = [new_L for new_L in L if new_L != ('gold')]
print L
print 'Each of the instances of gold has been removed'
insert_color = 'white'
L.insert(3, insert_color)
print L
print 'Inserted', insert_color, 'as forth* item in the list (0,1,2,*3)'
popped_color = L.pop()
print L
print 'pop() removed last item, which is', popped_color, ', from the list'
popped_color = L.pop(2)
print L
print 'pop(2) removed', popped_color, 'from the list'
L.reverse()
print L
print 'List has been reversed'
if 'red' in L:
    print 'list contains red'
print
for item in L:
    print item
print
import random
R = list(range(25))
L += R
random.shuffle(L)
print L
L = list(set(L) - set(R))
print
print L
print 'The items of numbers has been removed from the list of colors'