Here's a list of all the questions we will answer in this tutorial:1. When to Use Python Lists and when to Use Tuples, Dictionaries or Sets The introduction seems pretty straightforward when you’re just reading it, but when you’re actually working on a small python script or a whole...
Python Interview Questions for Experienced1. What are Dict and List comprehensions?Python comprehensions, like decorators, are syntactic sugar constructs that help build altered and filtered lists, dictionaries, or sets from a given list, dictionary, or set. Using comprehensions saves a lot of time ...
len command or len() function is used to get the number of items in an object. If the object is a string then len() function returns the number of characters present in it. If the object is a list or tuple it will return the number of elements present in that list or tuple. len(...
Python Coding Interview Questions 60. Write a program in Python to find the largest and second-largest element in a list using Python. Here the problem statement says that we have to find out the largest and second-largest element from a list containing. Python Copy Code Run Code 1 2 ...
Python Interview Questions for Beginners The following questions test the basic knowledge of Python keywords, syntax and functions. 1. What is a dynamically typed language? A dynamically typed language is a programming language in whichvariable types are determined at runtime, rather than being explic...
This call to .append() adds the input list of letters as it is instead of appending three individual letters at the end of a. Therefore, the final list has three elements—the two initial strings and one list object. This may not be what you intended if you wanted to grow the list ...
Here, the function is the lambda expression that is to be applied on each iterable(list or tuple). Example: Python 1 2 3 4 5 6 # creating a list num = [1, 2, 3, 4, 5] # Applying map() function cube = list(map(lambda x: x**3, num)) print(cube) Output: How to use...
But there is a better and quicker way to achieve the same result by using list comprehension: squares = [i*i for i in range(1000)] That’s it, just one line of code. The basic syntax for a list comprehension is: [expression for item in iterable] If you need to specify a specific...
InterviewQuestions.md First Commit 7年前 README.md 第二部分完成 7年前 README 1、为什么学习Python? 高层语言 :无需考虑如何管理你的程序使用的内存一类的底层细节等。 可移植性 :由于Python的开源本质,它已经被移植在许多平台上。 面向对象 :Python既支持面向过程的编程也支持面向对象的编程。 可扩展性 :Pyt...
17. The Ultimate List of Python YouTube Channels – Real Python https://realpython.com/python-youtube-channels/ 对于那些喜欢通过视频学习的人来说,这个Youtube频道列表可以帮助您在首选媒体中学习。 18. The Hitchhiker's Guide to Python https...