Python - Gary' Blog

Migrate pip to uv

2025-05-29 35 pip, Python, uv Leave a Comment

uv is a super fast dependency resolver. Assume now your have: .venv: the virtual environment directory requirements.txt: the dependency list file It is easy to migrate from pip to uv with following commands. uv venv .venv source .venv/bin/activate uv init uv add -r requirements.txt

Failed to initialize platform (azure-c-shared). Error: 2176 Solved for Azure Speech to Text

2024-05-20 249 ASR, Azure, Python Leave a Comment

The cause of the problem could be libssl version, the sdk azure-cognitiveservices-speech doesn't support libssl3 yet. So we have to install libssl1.1 manually: export arch=$(dpkg --print-architecture) apt-get -y install curl libasound2 curl -Ok https://deb.debian.org/debian/pool/main/o/openssl/libssl1.1_1.1.1w-…

Simulate streaming API with FastAPI

2024-02-20 230 cURL, FastAPi, Python Leave a Comment

The server code import asyncio import uvicorn from fastapi import FastAPI from fastapi.responses import StreamingResponse app = FastAPI() async def fake_text_streaming(): for i in range(1000): yield b"Fake text #" + str(i).encode() + b"\n" await asyncio.sleep(1) @app.post("/") @app…

Selenium infinite scrolling to bottom using python

2023-09-19 352 Crawler, Python, Selenium Leave a Comment

We have 3 kinds of infinite scrolling to bottom while using selenium. Simply scrolling - Stop until there is no more content. Meet scrolling - Stop until we meet a speciy element. Partial scrolling - Scrolling content in specify html container, stop until there are no more content. All these 3 scenses will use …

From PHP to Python In 10 Minutes

2023-04-11 201 PHP, Python Leave a Comment

PHP and Python are both high-level, interpreted programming languages with a variety of applications, but they have some significant differences in terms of syntax, design philosophy, and use cases. Here's a detailed comparison of the two languages: 1. Purpose and Use Cases PHP: Created by Rasmus Lerdorf in 199…

How to config logging output to file and stdio/console with basicConfig() in one line?

2023-03-22 142 Python Leave a Comment

import logging logging.basicConfig(format='[%(asctime)s] [%(levelname)s] %(message)s', datefmt='%Y-%d-%m %I:%M:%S', level=logging.DEBUG, handlers=[logging.FileHandler('app.log'), logging.StreamHandler()])

How to assert if Python enum contains specific string key or value

2023-01-05 587 Python Leave a Comment

To assert if Python enum contains specific string key or value, we need helper function. class BaseEnum(Enum): @classmethod def has_name(cls, name): return name in cls._member_names_ @classmethod def has_value(cls, value): return value in cls._value2member_map_ class StatusEnum(str, BaseEnum): PUBLISHED = 1 PEN…

How to use Gmail to send email in Python

2022-10-29 366 Gmail, Python Leave a Comment

1 Add "App password" Go to Google account "Security", navigate to "Signing in to Google" and click "App passwords". Then select a type, here we use "Mail" and custom the device name. Type device name as "airflow", or you can choose any other name. Then…