Python Dictionary Exercise

Last Updated : 01 Oct, 2021

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Python | Pretty Print a dictionary with dictionary value

This article provides a quick way to pretty How to Print Dictionary in Python that has a dictionary as values. This is required many times nowadays with the advent of NoSQL databases. Let's code a way to perform this particular task in Python. Example Input:{'gfg': {'remark': 'good', 'rate': 5}, 'cs': {'rate': 3}} Output: gfg: remark: good rate: 5

Python | Set 4 (Dictionary, Keywords in Python)

In the previous two articles (Set 2 and Set 3), we discussed the basics of python. In this article, we will learn more about python and feel the power of python. Dictionary in Python In python, the dictionary is similar to hash or maps in other languages. It consists of key-value pairs. The value can be accessed by a unique key in the dictionary. (

Python Dictionary get() Method

Python Dictionary get() Method return the value for the given key if present in the dictionary. If not, then it will return None (if get() is used with only one argument). Python Dictionary get() Method Syntax: Syntax : Dict.get(key, default=None) Parameters: key: The key name of the item you want to return the value fromValue: (Optional) Value to

Python program to convert XML to Dictionary

In this article, we will discuss how to convert an XML to a dictionary using Python. Modules Usedxmltodict: It is a Python module that makes working with XML feel like you are working with [JSON]. Run the following command in the terminal to install the module. Syntax: pip install xmltodict pprint: The pprint module provides a capability to “pretty

Python Dictionary Comprehension

Like List Comprehension, Python allows dictionary comprehensions. We can create dictionaries using simple expressions. A dictionary comprehension takes the form {key: value for (key, value) in iterable} Python Dictionary Comprehension Example Here we have two lists named keys and value and we are iterating over them with the help of zip() function.

Print anagrams together in Python using List and Dictionary

Given an array of words, print all anagrams together. Examples: Input: arr = ['cat', 'dog', 'tac', 'god', 'act'] Output: 'cat tac act dog god' This problem has existing solution please refer Anagrams and Given a sequence of words, print all anagrams together links. We will solve this problem in python using List and Dictionary data structures. Appr

Python dictionary, set and counter to check if frequencies can become same

Given a string which contains lower alphabetic characters, we need to remove at most one character from this string in such a way that frequency of each distinct character becomes same in the string. Examples: Input : str = “xyyz” Output : Yes We can remove character ’y’ from above string to make the frequency of each character same. Input : str =

Find the first repeated word in a string in Python using Dictionary

Prerequisite : Dictionary data structure Given a string, Find the 1st repeated word in a string. Examples: Input : "Ravi had been saying that he had been there" Output : had Input : "Ravi had been saying that" Output : No Repetition Input : "he had had he" Output : he We have existing solution for this problem please refer Find the first repeated w

Dictionary and counter in Python to find winner of election

Given an array of names of candidates in an election. A candidate name in the array represents a vote cast to the candidate. Print the name of candidates received Max vote. If there is tie, print a lexicographically smaller name. Examples: Input : votes[] = {"john", "johnny", "jackie", "johnny", "john", "jackie", "jamie", "jamie", "john", "johnny",

Python counter and dictionary intersection example (Make a string using deletion and rearrangement)

Given two strings, find if we can make first string from second by deleting some characters from second and rearranging remaining characters. Examples: Input : s1 = ABHISHEKsinGH : s2 = gfhfBHkooIHnfndSHEKsiAnG Output : Possible Input : s1 = Hello : s2 = dnaKfhelddf Output : Not Possible Input : s1 = GeeksforGeeks : s2 = rteksfoGrdsskGeggehes Outpu

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