usage of enumerate in python code example

Example 1: enumerate in python

languages = ['Python', 'C', 'C++', 'C#', 'Java']

#Bad way
i = 0 #counter variable
for language in languages:
    print(i, language)
    i+=1

#Good Way
for i, language in enumerate(languages):
    print(i, language)

Example 2: what does enumerate do in python

The enumerate() function assigns an index to each item in an 
iterable object that can be used to reference the item later. 
What does enumerate do in Python? It makes it easier to keep 
track of the content of an iterable object.

Example 3: enumerate in python

enumerate(iterable, start=0)

Parameters:
Iterable: any object that supports iteration
Start: the index value from which the counter is 
              to be started, by default it is 0

Example 4: enumerate in python

Return type: < type 'enumerate' >
[(0, 'eat'), (1, 'sleep'), (2, 'repeat')]
[(2, 'g'), (3, 'e'), (4, 'e'), (5, 'k')]