## Environment * Intel x86\_64 * macOS 10.15.7 ## solution ```plaintext export ARCHF…
## solution in **Linux**, use command: ```plaintext wget https://bootstrap.pypa.io/3.5/get-p…
When I was running the python file, it reported ```plaintext SyntaxError: (unicode error)'unico…
## background * Python 3.9 * pip 21.2.3 * poetry 1.1.8 Execute the command, export `r…
This problem is because you use single quotation marks when using `load_model`, and double quotatio…
## error The error is as follows:  ``` > AttributeError: type object ‘st…
## background After installing mongodb using Python, the following error is reported when mongod…
## method 1 Under ubuntu16.04, using the python3.5 that comes with the system to create a virtua…
## error message ```plaintext Processing /ctcdecode Building wheels for collected packages: ct…
## description When using pip to install GeoIP package under CentOS 7, the following error is re…
## error when convert yolox\_s.pth to tensorRT ```plaintext python tools/trt.py -n yolox-s -c …
The reason is the lack of the `VCForPython` package for compiling C. ## solution Just install…
## error description When installing the python environment, using pip to install certain packag…
Recently, when using pip on ubuntu16.04, it prompts to upgrade, and an error is reported after the …
## Problem Description When using Azure Function to create a new Python Function, `ModuleNotFoun…
## background install pycurl： ```plaintext python3 -m pip install pycurl ``` and get th…
When trying to extract visual features using vqa-maskrcnn-benchmark:[Files · master · Vedanuj Goswa…
error `Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-fH0Feg/pip/` w…
I encountered the above problem when packaging a standalone python environment. This problem is…
When using linux long commands, we usually use a shell script with \\ branch to show the parameters…
## description Unexpectedly error `AttributeError: module'enum' has no attribute'IntFlag'` ##…
## problem description When using the python package `cx_Oracle`, an error is always reported wh…
## error message ```plaintext RuntimeError: Error building extension ‘fused’: [1/3] /usr/local/…
## solution ### 1\. View missing files and copy from anaconda Copy `libssl.so.1.0.0` from th…
## error descritpion code: ```plaintext import os import math import sys MAX = 0 if …
## Introduction This article describes how to properly install and configure the academic versio…
## Quick and easy solution 1. Search for the `libmpg123-0.dll` script file in the _C_ drive (us…
**Python MemoryError problem often occurs in processing of large training sets.** This error me…
## **1\. Multi-variable assignment** Assign values to multiple variables at the same time ```…
## error message ```plaintext Traceback (most recent call last): File “/home/data/PJS/test_bed…
The problem was located in the manifest file. After some exploration and search, I finally found th…
## error Error when use xlrd in Python to read xlsx file ```plaintext error: xlrd.biffh.XLRD…
## method that not work anymore ```plaintext docker exec -it --user root -e NVIDIA_VISIBLE_DE…
This blog will talk about how to use the Hough Circle Transform to find circles in an image. OpenCV…
## 1 set() method The processing is relatively simple, and the set method is used for processing…
## error message ```plaintext indexError: list index out of range ``` ## solution When t…
`numpy.meshgrid` is used when generating (x, y) positions. It was originally written: ```plainte…
I wanted to make a gif picture a few days ago. I searched the Internet for a while but didn’t find …
If you are the version of Python3, when installing PIL, the following error will appear. ```plai…
Use the yolov3 model to perform YOLOv3 object detection through the opencv camera. ## Import the…
When I used you-get in mac, I found that the video could not be downloaded, so I downloaded the sou…
Roman numerals contain the following seven characters: I, V, X, L, C, D, and M. <table><tbody><t…
## Pytorch general process * Data read * data processing * Build a network * Model tr…
 ```plaintext my…
Import selenium directly ```plaintext from selenium import webdriver ``` After opening the …
## Problem C++ requirement exception occurs in python setup.py install ## solution **Step …
## problem How to solve the problem that LSP Python has not been started in the python spider? …
## problem The video real-time face detection function has been made, but the face coverage is b…
## problem Python cv2 extracts the face and then crops it, and an error is reported when the cro…
## problem ```plaintext pointCloudX, pointCloudY, pointCloudZ, reprojError = cv2.triangulatePoi…
## question Regarding the problem of opencv dual-target determination, can we calibrate the two …
## question ```plaintext plt.yticks(range(0,40,5)) ``` After running, the above line shows …
In the course of the experiment, a fixed-size random number file needs to be generated for coverage…
## **ndarray.dim** According to my understanding, the definition of dimension in numpy refers sp…
## environment * Anaconda, * pycharm2020.2 * python3.6 This post mainly involves the …
 and text from word/docx ```plaintext import zipfile import r…
## description After processing the word file, it needs to be deleted immediately. If `os.revmoe…
Get the directory where the EXE file is located after python is packaged After the exe is packag…
python redis connection pool writing demo ```plaintext import redis redis_pool = redis.Connecti…
## background Use redis for a large number of channel subscriptions, and the operation prompts a…
Run commands in python specified directory ```plaintext import subprocess path="D:\work_proj…
Python list set dictionary sums the values with the same key (addition) ## The first use: reduce…
When using Python, some applications use Python2 and some use Python3, so you need your own system …
How to perform parameter verification conveniently and quickly in Flask? As follows, we complete a …
In fact, when I got this conclusion, I thought it was very simple and normal, but when I saw this u…
There are two lists with the same length. Now if you need to add the values in the lists one by one…
## Demand There are two lists: A and B. The date is stored in A, and the output under that date …
## Permutation generation You can use `itertools.product` to generate the permutation： ```pl…
3 ways to kill all python processes under linux This article mainly introduces 3 ways to kill al…
When using mac to install playwright, it prompts an error: ```plaintext PermissionError: [Errno…
Redis ordered set (Sorted Set) command ```plaintext ZADD ZREM ZCARD ZCOUNT ZSCORE ZINCRBY …
If you want a function to receive arbitrarily multiple parameters, you can use variable-length para…
## Requirement realize the pairing of the elements from two lists one by one. ## Ordinary met…
1. Python `enumerate()` function 2. `Itertools` module combination method ```plaintext impor…
Use selenium to add a cookie prompt error: ```plaintext Traceback (most recent call last): F…
## description Recently, my project was updated to python3, and the redis version was also updat…
python3 redis subscription and publishing ## demo example ```plaintext import redis clas…
## description After crawling `http://www.example.com/ajax-poets/`, convert the returned html in…
Instructions in the Numpy documentation: > "Return a contiguous array (ndim >= 1) in memory (C o…
## description In process of PIL.Image convert to numpy array When using `PIL.Image` to read …
## Introduction Usually everyone runs the program on their own computer and can directly visuali…
## SMTP **SMTP** (Simple Mail Transfer Protocol) is the Simple Mail Transfer Protocol. It is a s…
## scenarios we use shell language The shell language is a packaging script for a wide range of …
## Read data ### Read in a small amount of data View or modify the working directory ```pl…
## Introduction Pandas is an efficient data processing library. It uses dataframe and series as …
## Introduction For many people, converting PDF to editable text is just a need, but there is no…
For the recorded data, how to use Python to analyze or graph it? This article will introduce sev…
## description  The advantage of `spyder` is that the pictu…
This error means that **the module is called as a function**, but it cannot be called by itself. …
## 1 Introduction Measuring gene activity in individual cells requires destroying these cells in…