The Wayback Machine - https://web.archive.org/web/20250403091512/https://www.geeksforgeeks.org/python-dictionary-exercise/

Python String Exercise

Python Dictionary Exercise

Last Updated : 01 Oct, 2021

Basic Dictionary Programs

Conversion of dictionary

Advance Dictionary Programs

Python String Exercise

abhishek1

News

Improve

Article Tags :

Practice Tags :

python

Similar Reads

How to Add Values to Dictionary in Python

The task of adding values to a dictionary in Python involves inserting new key-value pairs or modifying existing ones. A dictionary stores data in key-value pairs, where each key must be unique. Adding values allows us to expand or update the dictionary's contents, enabling dynamic manipulation of d

Add new keys to a dictionary in Python

In this article, we will explore various methods to add new keys to a dictionary in Python. The simplest way to add a new key is by using Assignment operator (=). Using = Assignment Operator[GFGTABS] Python d = {"a": 1, "b": 2} # Adding a new key-value pair d["c"] = 3 p

Add Item after Given Key in Dictionary - Python

The task of adding an item after a specific key in a Pythondictionary involves modifying the order of the dictionary's key-value pairs. Since Python dictionaries maintain the insertion order, we can achieve this by carefully placing the new key-value pair after the target key. For example, consider

Python - Ways to remove a key from dictionary

We are given a dictionary and our task is to remove a specific key from it. For example, if we have the dictionary d = {"a": 1, "b": 2, "c": 3}, then after removing the key "b", the output will be {'a': 1, 'c': 3}. Using pop()pop() method removes a specific key from the dictionary and returns its co

Removing Dictionary from List of Dictionaries - Python

We are given a list of dictionaries, and our task is to remove specific dictionaries based on a condition. For instance given the list: a = [{'x': 10, 'y': 20}, {'x': 30, 'y': 40}, {'x': 50, 'y': 60}], we might want to remove the dictionary where 'x' equals 30 then the output will be [{'x': 10, 'y':

Python - Remove item from dictionary when key is unknown

We are given a dictionary we need to remove the item or the value of key which is unknown. For example, we are given a dictionary a = {'a': 10, 'b': 20, 'c': 30} we need to remove the key 'b' so that the output dictionary becomes like {'a': 10, 'c': 30} . To do this we can use various method and app

Python - Test if all Values are Same in Dictionary

Given a dictionary, test if all its values are the same. Input : test_dict = {"Gfg" : 8, "is" : 8, "Best" : 8} Output : True Explanation : All element values are same, 8. Input : test_dict = {"Gfg" : 8, "is" : 8, "Best" : 9} Output : False Explanation : All element values not same. Method #1: Using

Python | Test if element is dictionary value

Sometimes, while working with a Python dictionary, we have a specific use case in which we just need to find if a particular value is present in the dictionary as it's any key's value. This can have use cases in any field of programming one can think of. Let's discuss certain ways in which this prob

Why is iterating over a dictionary slow in Python?

In this article, we are going to discuss why is iterating over a dict so slow in Python? Before coming to any conclusion lets have a look at the performance difference between NumPy arrays and dictionaries in python: Python Code # import modules import numpy as np import sys # compute numpy performa

Iterate over a dictionary in Python

In this article, we will cover How to Iterate Through a Dictionary in Python. To Loop through values in a dictionary you can use built-in methods like values(), items() or even directly iterate over the dictionary to access values with keys. How to Loop Through a Dictionary in PythonThere are multip