nums = input('''Please enter a series of numbers separated by commas. \n Hit enter when you are done. ''')
l1=[]
l2=[]
for i,e in enumerate(nums.split(',')):
    if i%2==0:
        l1.append(int(e))
    else:
        l2.append(int(e))
i1 = iter(l1)
i2 = iter(l2)
IC = zip(i1,i2)
res = list(IC)
print (res)
3763759aa3cc0f6a13e15b7cc83b6747be3fcd95
<mask token>

<mask token>
for i, e in enumerate(nums.split(',')):
    if i % 2 == 0:
        l1.append(int(e))
    else:
        l2.append(int(e))
<mask token>
print(res)

nums = input(
    """Please enter a series of numbers separated by commas. 
 Hit enter when you are done. """
    )
l1 = []
l2 = []
for i, e in enumerate(nums.split(',')):
    if i % 2 == 0:
        l1.append(int(e))
    else:
        l2.append(int(e))
i1 = iter(l1)
i2 = iter(l2)
IC = zip(i1, i2)
res = list(IC)
print(res)

nums = input('''Please enter a series of numbers separated by commas. \n Hit enter when you are done. ''')
l1=[]
l2=[]
for i,e in enumerate(nums.split(',')):
    if i%2==0:
        l1.append(int(e))
    else:
        l2.append(int(e))
i1 = iter(l1)
i2 = iter(l2)
IC = zip(i1,i2)
res = list(IC)
print (res)