Biopython

Data Download Made Easy | 5. Batch Downloading Numerical Weather Prediction Datasets with Python

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Data Download Made Easy | 5. Batch Downloading Numerical Weather Prediction Datasets with Python

This Article Overview In the field of meteorological research and forecasting, Numerical Weather Prediction (NWP) data plays a crucial role. NWP data is a series of meteorological element data, such as temperature, pressure, wind speed, and precipitation, obtained by running numerical weather prediction models on supercomputers to simulate atmospheric movements and changes. This data helps … Read more

20 Core Principles of Python: A Comprehensive Introduction to the Underlying World

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20 Core Principles of Python: A Comprehensive Introduction to the Underlying World

20 Core Principles of Python: A Comprehensive Introduction to the Underlying World At three o’clock in the morning, I was troubleshooting a memory leak issue when I suddenly realized that the newcomers in the team had no understanding of Python’s garbage collection mechanism. I remember when Guido introduced reference counting in 2000, many were still … Read more

Building and Using RESTful APIs with Python

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Building and Using RESTful APIs with Python

Building and Using RESTful APIs with Python Hello everyone, I am Xiao Ai! Today we are going to explore a super useful skill in Python – RESTful API. Simply put, an API acts like a “microphone” between two programs, and a RESTful API is a particularly popular way of communicating. By mastering this, you can … Read more

Python Debugging Techniques: Quickly Identify Issues

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Python Debugging Techniques: Quickly Identify Issues

Python Debugging Techniques: Quickly Identify Issues In the daily programming process, debugging code is an inevitable part. When encountering errors or exceptions, how to effectively locate and resolve these issues will significantly improve your development efficiency. This article will introduce some debugging techniques in Python, including using print statements, exception handling, the pdb module, and … Read more

Software Testing Notes | Basics of Python Programming | Directory Operations with OS

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Software Testing Notes | Basics of Python Programming | Directory Operations with OS

“Just a little click, please follow me~”👇 “You know—when a person is feeling down, they particularly enjoy watching the sunset.” — Antoine de Saint-ExupĂ©ry, “The Little Prince” In Python programming, operations on directories are a fundamental and important skill. Whether for file management, data processing, or project deployment, operations such as creating, deleting, and traversing … Read more

Optimizing Python Code Performance: Enhancing Execution Speed

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Optimizing Python Code Performance: Enhancing Execution Speed

Optimizing Python Code Performance: Enhancing Execution Speed In the daily programming process, writing a fully functional program is just the first step; subsequent performance optimization is also an essential aspect of development that cannot be overlooked. Especially when using Python, due to its interpreted and dynamically typed nature, the execution efficiency may be relatively lower … Read more

Python API Automation | A Minimal Guide to PUT Requests

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Python API Automation | A Minimal Guide to PUT Requests

🔄 Core Function of PUT Requests Full Update! Replaces the entire resource data, suitable formodifying the entire data scenarios: Overall update of user information Configuration parameter overwrite reset Complete replacement of document content 🚀 Python Code Template import requests # Target resource address (with ID) url ="https://api.example.com/users/456" # Construct full data payload = { "name":"小蓝书", … Read more

The ‘Shared List’ Trap in Python Class Attributes: Why Your Friend Became Everyone’s Friend?

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The 'Shared List' Trap in Python Class Attributes: Why Your Friend Became Everyone's Friend?

Today, I want to share a very common pitfall in Python—strange behavior when the default value of a class attribute is a mutable object (like a list). A seemingly simple example Let’s first look at a simple <span>Person</span> class definition: class Person: def __init__(self, name:str, frients:list=[]): self.name = name self.frients = frients def show_frients(self): print(f"{self.name}, … Read more

Stop Being a Human Excel Repeater! The Right Way to Automate Office Tasks with Python

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Stop Being a Human Excel Repeater! The Right Way to Automate Office Tasks with Python

Does anyone understand? Every day at work feels like acting in “Ex Machina”: practicing Ctrl+C/V until I get tendonitis, memorizing Excel formulas better than English words, and still manually changing 300 file names for the monthly report! What’s even more frustrating is that the new intern at the next desk can just write a couple … Read more

Essential for Python Developers! Why You Need Virtual Environments: Learn to Manage Project Dependencies Efficiently in 3 Minutes!

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Essential for Python Developers! Why You Need Virtual Environments: Learn to Manage Project Dependencies Efficiently in 3 Minutes!

Have you ever encountered these frustrating moments? – Project A requires <span><span>Python 3.7</span></span>, but Project B can only use <span><span>Python 3.10</span></span>, frequently switching versions leads to confusion; – Code that runs perfectly on your local machine throws errors on another computer due to incompatible dependency versions; – When installing a new package, accidentally overwriting critical … Read more