Python: Convert a list into a nested dictionary of keys

Python dictionary: Exercise-27 with Solution

Write a Python program to convert a list into a nested dictionary of keys.

Sample Solution:-

Python Code:

num_list = [1, 2, 3, 4]
new_dict = current = {}
for name in num_list:
    current[name] = {}
    current = current[name]

Sample Output:

{1: {2: {3: {4: {}}}}}

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Python: Tips of the Day

Free up Memory:

  • Manual garbage collection can be performed on timely or event based mechanism.
import gc
collected_objects = gc.collect()