Click on the “Python Beginner to Advanced” public account, select “Star“ Essential content delivered promptly [For reprints, please message the author] Q: What’s the best way to learn to code? A: Code daily! Welcome here! First, welcome to the Python Mastery Program, I hope this is not just a challenge for you, but also a … Read more
▼ Click the card below to follow me ▲ Click the card above to follow me Graphviz: Create Fancy Relationship Diagrams with Python! There are many amazing visualization tools in the Python world, and today I want to introduce a super cool library – Graphviz. Imagine being able to quickly draw complex network diagrams, flowcharts, … Read more
“A little gesture, please give a follow~”👇 I have once been scarred, I have once wandered far and wide. This is not my desolation, this is my medal. When one day someone asks about my past, I will be proud, not for those scars that have healed, but for the time when I chased my … Read more
▼ Click the card below to follow me ▲ Click the card above to follow me Addict: Making Dictionary Operations Super Simple! In the world of Python, dictionaries are one of the most commonly used data structures. However, traditional dictionary operations often feel a bit cumbersome and not very intuitive. Today, I want to introduce … Read more
In classification, there are many different evaluation metrics. The most commonly used is accuracy, which measures the frequency of correct predictions made by the model. Accuracy is a good metric because it is easy to understand, and we generally want to achieve the most correct guesses. In some cases, you may need to consider using … Read more
The Magic of Python’s lru_cache: Enhancing Function Performance Dialogue Transcript Novice: (frustrated) Some of the functions I wrote take a long time to compute, and they have to recalculate every time they are called. Is there any way to optimize this? Expert: (with a mysterious smile) You must learn about the magical feature called lru_cache! … Read more
Introduction Processes in Python from multiprocessing import Process import time def print_numbers(): for i in range(10): time.sleep(1) print(i) def print_letters(): for letter in 'abcdefghij': time.sleep(1) print(letter) if __name__ == '__main__': process1 = Process(target=print_numbers) process2 = Process(target=print_letters) process1.start() process2.start() process1.join() # join method is used to wait for the process to finish process2.join() —— $ python … Read more
I tested that the MKL library’s Python version should ideally be kept at 3.9, and not greater than 3.9, such as 3.10, 3.11, 3.12, or 3.13, as they are currently not very compatible.Therefore, when configuring, it is best to use conda, and thencreate a virtual environment. conda create -n my_env python=3.9 Activate the virtual environment … Read more
Want to test your child’s Python fundamentals during the summer vacation? This complete collection of 2019 Level 1 Python exam questions includes 50 questions with no explanations, suitable for self-study and filling knowledge gaps! Come and see how many you can answer correctly! 📋 Exam Information • Number of Questions: 50 (20 True/False + 30 … Read more
Hello everyone, I am ICdoeWR. As a Python developer, debugging is an essential part of our daily work. Mastering the methodologies, basic techniques, and advanced strategies for debugging Python code helps us quickly locate and resolve various issues in our code. 1. Debugging is Very Important! Debugging is a critical step in the software development … Read more