what does enumerate funcction do 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: enumerate python

#Enumerate in python
l1 = ['alu','noodles','vada-pav','bhindi']
for index, item in enumerate(l1):
    if index %2 == 0:
        print(f'jarvin get {item}')