change key of dictionary python

# Basic syntax:
# Approach 1:
dictionary[new_key] = dictionary[old_key]
del dictionary[old_key]

# Approach 2:
dictionary[new_key] = dictionary.pop(old_key)

Here is what the above code is Doing:
1. Create a new key-value pair in the dictionary.
2. Assign the value of the old key to the new key.
3. Delete the old key-value pair from the dictionary.