Ugly alternatives to - Generator Expressions

print("URL for PEP - 289 = https://www.python.org/dev/peps/pep-0289/")

URL for PEP - 289 = https://www.python.org/dev/peps/pep-0289/

In [2]:

sum([x*x for x in range(10)]) # Source -  PEP - 289

Out[2]:

285

In [3]:

#So whats ->  x in range(10):
for x in range(10): # as seen below the variable - x , will take all values from 0-9 
    print(x)

0
1
2
3
4
5
6
7
8
9

In [5]:

mylist = [] # Init empty list 
for x in range(10): 
    mylist.append(x) # Append all ints from 0-9 

In [8]:

# Multiply Consecutive Elements of LIST - mylist 
#
print("myList = ",mylist)
n = 2
sqr_of_nums = []
for e in range(len(mylist)):
    sqr_of_nums.append(mylist[e]*mylist[e])
print("List of Product's of Consecutive Nums = ",sqr_of_nums)
print("SUM of Product's of Consecutive Nums = ",sum(sqr_of_nums))

myList =  [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
List of Product's of Consecutive Nums =  [0, 1, 4, 9, 16, 25, 36, 49, 64, 81]
SUM of Product's of Consecutive Nums =  285

In [ ]: