basic_python_list5.py

## Append() method
## It added one more new element '7' in the last.
l4.append(7)
print(l4)

#[Output]:
[1, 2, 3, 2, 3, 4, 5, 6, 7]

## We can also add sublist as an element in the original list as we saw earlier, list is ## heterogenpus in nature.
l4.append([1,2])
print(l4)

#[Output]:
[1, 2, 3, 2, 3, 4, 5, 6, 7, [1, 2]]

l4.insert(5,1)
## See it shifted elemnts from index 5 to right and inserted 1 at index 5.
print(l4)

#[Output]:
[1, 2, 3, 2, 3, 1, 4, 5, 6, 7, [1, 2]]


## extend() method
## Here we appended the elements present in the l3 to l4.
l4.extend(l3)
print(l4)

#[Output]:
#[1, 2, 3, 2, 3, 1, 4, 5, 6, 7, [1, 2], 'a', 1, 'hello']

## It will remain the same.
print(l3)

#[Output]:
['a', 1, 'hello']