python

Error: Glew Initalization Error: Missing Gl Version

OS: Ubuntu 18.04 Since there is no `nvidia-xxx` folder in my `/usr/lib` directory, I use the…

TwoPunch created at Oct. 26, 2021, 3:35 p.m.

Pycuda._Driver.Error:Cuinit Failed:Unknown Error

## problem As the title, in the pytorch project, encountered in autoinit.py ```plaintext pyc…

TwoPunch created at Oct. 21, 2021, 8:02 a.m.

[Pip Command Error] Solve The Problem Of Sys.Stderr.Write(F"Error: {Exc}") After Ubuntu16.04 Upgrade Pip

## Obtain the repair file get-pip.py 1. Access to get repaired files 2. Find the download lin…

TwoPunch created at Oct. 20, 2021, 5:13 p.m.

Solution For Python Scrapy Error: Spider Must Return Request, Item, Or None, Got'tag'

Today I wrote a crawler and encountered a pit, prompt ```plaintext [scrapy.core.scraper] ERROR:…

TwoPunch created at Oct. 20, 2021, 4:57 p.m.

When Using The Command Line To Run The Case, It Prompts Python.Exe: Error While Finding Module Specification For'testcase_1.Test'...

## file path ![file path](https://static-workflow.s3.amazonaws.com/media/content_media/TwoPunch/…

TwoPunch created at Oct. 17, 2021, 10:24 p.m.

Error: The Best Solution To The Microsoft Visual C++ 14.0 Is Required Problem

For programmers, they often pip install the packages they need. Most of the packages can basically …

TwoPunch created at Oct. 17, 2021, 1:02 p.m.

Mac Install Python_Levenshtein Error: Error: Command'clang' Failed With Exit Status 1

## Environment * Intel x86\_64 * macOS 10.15.7 ## solution ```plaintext export ARCHF…

TwoPunch created at Oct. 16, 2021, 6:57 a.m.

Sys.Stderr.Write(F“Error: {Exc}“) ^ Syntaxerror: Invalid Syntax

## solution in **Linux**, use command: ```plaintext wget https://bootstrap.pypa.io/3.5/get-p…

TwoPunch created at Oct. 16, 2021, 6:41 a.m.

Run The Python File And Report Syntaxerror: (Unicode Error)'Unicodeescape' Codec Can't Decode Bytes In Position 2-3: Tr

When I was running the python file, it reported ```plaintext SyntaxError: (unicode error)'unico…

TwoPunch created at Oct. 8, 2021, 2:08 p.m.
TwoPunch created at Oct. 8, 2021, 2:04 p.m.

Keras Model Attributeerror:’Str‘ Object Has No Attribute ’Call‘

This problem is because you use single quotation marks when using `load_model`, and double quotatio…

doporos created at Oct. 2, 2021, 12:10 p.m.

Overflowerror: Mktime Argument Out Of Range Occurs When Py2neo Connects To Neo4j

## error The error is as follows: ![error ](https://static-workflow.s3.amazonaws.com/media/co…

doporos created at Oct. 2, 2021, 11:48 a.m.

Error Overflowerror: Mktime Argument Out Of Range Was Reported When Importing Py2neo

## error When importing `py2neo`, an error was reported `OverflowError: mktime argument out of r…

doporos created at Oct. 2, 2021, 11:42 a.m.

Error Overflowerror: Mktime Argument Out Of Range Was Reported When Importing Py2neo

## error When importing `py2neo`, an error was reported `OverflowError: mktime argument out of r…

doporos created at Oct. 2, 2021, 11:42 a.m.

Error: Cython.Build.Cythonize Not Found

This problem occurred when installing the package with pip ## solution The solution is to upd…

doporos created at Sept. 27, 2021, 3:05 p.m.

Attributeerror: Type Object ‘Str‘ Has No Attribute ‘Fromhex‘ Python

## code ```plaintext command = bytes.fromhex(command) ``` > AttributeError: type object ‘st…

doporos created at Sept. 26, 2021, 10:07 a.m.

Python Mongod: Error While Loading Shared Libraries: Libcrypto.So.1.1

## background After installing mongodb using Python, the following error is reported when mongod…

doporos created at Sept. 13, 2021, 5 p.m.

Error: Command '['/Bin/Python3', '-Im', 'Ensurepip', '--Upgrade', '--Default-Pip']' Returned Non-Zero Exit Status 1.

## method 1 Under ubuntu16.04, using the python3.5 that comes with the system to create a virtua…

doporos created at Sept. 9, 2021, 4:33 p.m.

Error: Failed Building Wheel For Ctcdecode

## error message ```plaintext Processing /ctcdecode Building wheels for collected packages: ct…

doporos created at Sept. 7, 2021, 3:32 p.m.

Pip Install Geoip Error: Fatal Error: Geoip.H: No Such File Or Directory

## description When using pip to install GeoIP package under CentOS 7, the following error is re…

doporos created at Sept. 2, 2021, 5:22 p.m.

Attributeerror: ‘Tensorrt.Tensorrt.Builder‘ Object Has No Attribute ‘Max_Workspace_Size‘

## error when convert yolox\_s.pth to tensorRT  ```plaintext python tools/trt.py -n yolox-s -c …

doporos created at Sept. 2, 2021, 2:47 p.m.

Python: Error: Microsoft Visual C++ 9.0 Is Required

The reason is the lack of the `VCForPython` package for compiling C. ## solution Just install…

doporos created at Sept. 1, 2021, 10:03 p.m.

Error: Could Not Install Packages Due To An Oserror: [Errno 2] No Such File Or Directory

## error description When installing the python environment, using pip to install certain packag…

doporos created at Sept. 1, 2021, 12:43 p.m.

Sys.Stderr.Write(F"Error: {Exc}") Appears After Upgrading Pip

Recently, when using pip on ubuntu16.04, it prompts to upgrade, and an error is reported after the …

doporos created at Aug. 31, 2021, 4:17 p.m.

[App Service For Linux(Function) ] Python Modulenotfounderror: No Module Named 'Mysqldb'

## Problem Description When using Azure Function to create a new Python Function, `ModuleNotFoun…

doporos created at Aug. 27, 2021, 3:04 p.m.

Error: Command 'Clang' Failed With Exit Status 1 When Install Pycurl In Mac

## background install pycurl: ```plaintext python3 -m pip install pycurl ``` and get th…

doporos created at Aug. 26, 2021, 3:30 p.m.

Keyerror "Non-Existent Config Key: Model.Backbone.Out_Channels"

When trying to extract visual features using vqa-maskrcnn-benchmark:[Files · master · Vedanuj Goswa…

doporos created at Aug. 26, 2021, 3:09 p.m.

Command "Python Setup.Py Egg_Info" Failed With Error Code 1 In /Tmp/Pip-Build-Fh0feg/Pip/

error `Command "python setup.py egg_info" failed with error code 1 in /tmp/pip-build-fH0Feg/pip/` w…

doporos created at Aug. 24, 2021, 12:20 a.m.

Zsh: Exec Format Error

I encountered the above problem when packaging a standalone python environment.  This problem is…

doporos created at Aug. 24, 2021, 12:13 a.m.

Shell Error- Unrecognized Arguments- \

When using linux long commands, we usually use a shell script with \\ branch to show the parameters…

doporos created at Aug. 22, 2021, 10:14 p.m.

Attributeerror: Module 'Enum' Has No Attribute 'Intflag'

## description Unexpectedly error `AttributeError: module'enum' has no attribute'IntFlag'` ##…

doporos created at Aug. 20, 2021, 3:44 p.m.

Cx_Oracle.Databaseerror: Error While Trying To Retrieve Text For Error Ora-01804

## problem description When using the python package `cx_Oracle`, an error is always reported wh…

doporos created at Aug. 20, 2021, 2:40 p.m.

Runtimeerror: Error Building Extension ‘Fused‘&Failed: Fused_Bias_Act_Kernel.Cuda.O&Ninja: Build Sto

## error message ```plaintext RuntimeError: Error building extension ‘fused’: [1/3] /usr/local/…

doporos created at Aug. 19, 2021, 12:42 p.m.

Uwsgi: Error While Loading Shared Libraries: Libssl.So.1.0.0:Cannot Open Shared Object File: No Such File Or Directory

## solution  ### 1\. View missing files and copy from anaconda Copy `libssl.so.1.0.0` from th…

doporos created at Aug. 18, 2021, 12:28 p.m.

Syntaxerror: Name ‘X‘ Is Assigned To Before Global Declaration

## error descritpion code: ```plaintext import os import math import sys MAX = 0 if …

doporos created at Aug. 18, 2021, 12:22 p.m.

Python Calls Cplex_Docplex-How To Successfully Install And Call The Academic Version Of Docplex

## Introduction This article describes how to properly install and configure the academic versio…

doporos created at Aug. 18, 2021, 6:37 a.m.

Pygame Error:Failed Loading Libmpg123-0.Dll: The Specified Module Could Not Be Found

## Quick and easy solution 1. Search for the `libmpg123-0.dll` script file in the _C_ drive (us…

doporos created at Aug. 17, 2021, 1:45 p.m.

Python Memoryerror Problem: Numpy Library Data Volume Is Too Large To Solve The Problem Of Memory Error Problem Summary

**Python MemoryError problem often occurs in processing of large training sets.** This error me…

doporos created at Aug. 12, 2021, 2:53 p.m.

19 Pythonic Tips

## **1\. Multi-variable assignment** Assign values to multiple variables at the same time ```…

doporos created at Aug. 11, 2021, 2:47 p.m.

Cv2.Imshow Error: Window.Cpp:1274: Error: (-2:Unspecified Error) The Function Is Not Implemented.

## error message ```plaintext Traceback (most recent call last): File “/home/data/PJS/test_bed…

doporos created at Aug. 10, 2021, 5:23 p.m.

As Compilation And Installation Failure Report Error: Install_Parse_Failed_Manifest_Malformed Processing Method

The problem was located in the manifest file. After some exploration and search, I finally found th…

doporos created at Aug. 9, 2021, 1:49 p.m.

Python Xlrd: Xlrd.Biffh.Xlrderror: Workbook Is Encrypted

## error Error when use xlrd in Python to read xlsx file ```plaintext error: xlrd.biffh.XLRD…

doporos created at Aug. 9, 2021, 1:44 p.m.

Python: Runtimeerror Nccl Error 2 Unhandled System Error

## method that not work anymore ```plaintext docker exec -it --user root -e NVIDIA_VISIBLE_DE…

doporos created at Aug. 8, 2021, 3:36 p.m.

Python, Hough Circle Transformation In Opencv-Cv2.Houghcircles()

This blog will talk about how to use the Hough Circle Transform to find circles in an image. OpenCV…

doporos created at Aug. 6, 2021, 9:53 p.m.

How To De-Duplicate Python Lists

## 1 set() method The processing is relatively simple, and the set method is used for processing…

doporos created at Aug. 5, 2021, 4:20 p.m.

Solution For Python List Index Out Of Range

## error message ```plaintext indexError: list index out of range ``` ## solution When t…

doporos created at Aug. 5, 2021, 1:48 p.m.

Order Issue Of Numpy Meshgrid

`numpy.meshgrid` is used when generating (x, y) positions. It was originally written: ```plainte…

doporos created at Aug. 5, 2021, 10:51 a.m.

Write A Gif Generator In Python By Yourself, Pillow Is Really Easy!

I wanted to make a gif picture a few days ago. I searched the Internet for a while but didn’t find …

doporos created at Aug. 4, 2021, 11:09 p.m.

Error: Could Not Find A Version That Satisfies The Requirement Pil (From Versions: None)

If you are the version of Python3, when installing PIL, the following error will appear. ```plai…

doporos created at Aug. 4, 2021, 7:02 a.m.

Perform Yolov3 Object Detection Using Opencv In Python

Use the yolov3 model to perform YOLOv3 object detection through the opencv camera. ## Import the…

doporos created at Aug. 3, 2021, 2:10 p.m.

Python Https Verification Failure Problem Under Mac

When I used you-get in mac, I found that the video could not be downloaded, so I downloaded the sou…

doporos created at Aug. 3, 2021, 12:17 p.m.

Python: Roman Numerals To Integers

Roman numerals contain the following seven characters: I, V, X, L, C, D, and M. <table><tbody><t…

doporos created at Aug. 3, 2021, 1:27 a.m.

Pytorch Cifar10 Image Classification, Data Loading And Visualization

## Pytorch general process * Data read * data processing * Build a network * Model tr…

doporos created at Aug. 3, 2021, 1:16 a.m.

Runtimeerror: Cuda Runtime Error (59) : Device-Side Assert Triggered At Xxx

![cuda runtime error (59)](https://static-workflow.s3.amazonaws.com/media/content_media/doporos/90c…

doporos created at Aug. 2, 2021, 2:53 p.m.

Svm Process Visualization

## support vector machine When drawing the two classifications, the marginal segmentation hyperp…

doporos created at Aug. 1, 2021, 2:34 p.m.

Importerror: Numpy.Core.Multiarrary Failed To Import When Using Cvxpy

## description my code ```plaintext import cvxpy as cp from numpy import array c = array…

doporos created at Aug. 1, 2021, 2:12 p.m.

How To Find Duplicate Elements In Numpy.Ndarray

First convert to list, and then use count to find (ndarray has no count method) ```plaintext my…

doporos created at Aug. 1, 2021, 2:01 p.m.

Python Obtains The Src Attribute After Locating The Picture Through Selenium

Import selenium directly ```plaintext from selenium import webdriver ``` After opening the …

doporos created at Aug. 1, 2021, 1:58 p.m.

Error: Microsoft Visual C++ 14.0 Or Greater Is Required. Get It With Microsoft C++ Build Tools

## Problem C++ requirement exception occurs in python setup.py install ## solution **Step …

robot18 created at July 31, 2021, 4:07 p.m.

How To Solve The Problem That Lsp Python Has Not Been Started In The Python Spider?

## problem How to solve the problem that LSP Python has not been started in the python spider? …

robot18 created at July 31, 2021, 3:40 p.m.

Python And Opencv Video Real-Time Face Coverage

## problem The video real-time face detection function has been made, but the face coverage is b…

robot18 created at July 31, 2021, 1:51 p.m.

Error: (-215:Assertion Failed) !Image.Empty() In Function 'Cv::Imencode'

## problem Python cv2 extracts the face and then crops it, and an error is reported when the cro…

robot18 created at July 31, 2021, 1:21 p.m.

Projpoints2 Is Not A Numpy Array, Neither A Scalar

## problem ```plaintext pointCloudX, pointCloudY, pointCloudZ, reprojError = cv2.triangulatePoi…

robot18 created at July 31, 2021, 1:12 p.m.

The Problem Of Opencv-Python Dual Target Fixed Distance Measurement

## question Regarding the problem of opencv dual-target determination, can we calibrate the two …

robot18 created at July 31, 2021, 1:03 p.m.

Typeerror:'Range' Object Is Not Callable

## question ```plaintext plt.yticks(range(0,40,5)) ``` After running, the above line shows …

robot18 created at July 31, 2021, 8:42 a.m.

How To Generate Fixed-Size Random Number Files In Python

In the course of the experiment, a fixed-size random number file needs to be generated for coverage…

robot18 created at July 30, 2021, 1:51 p.m.

Python Numpy Ndarray.Shape And Ndarray.Ndim Problem

## **ndarray.dim** According to my understanding, the definition of dimension in numpy refers sp…

robot18 created at July 30, 2021, 1:49 p.m.

Cremi_Python-Master Debug

## environment * Anaconda, * pycharm2020.2 * python3.6 This post mainly involves the …

robot18 created at July 29, 2021, 5:20 p.m.

Python Matplotlib Subscript Font Setting Problem

![example](https://static-workflow.s3.amazonaws.com/media/content_media/robot18/e95ed09d-09b4-468c-…

robot18 created at July 29, 2021, 3:10 p.m.

Python How To Randomly Shuffles The List (List) Sorting Random.Shuffle() Method

## scenes to be used Shuffle the order of the list in an existing list ## Solution ```plai…

robot18 created at July 28, 2021, 11:29 p.m.

Python Reads Pictures From Word And Converts The Pictures Into Links

Read the picture and convert the picture into a link ```plaintext from docx import Document fr…

robot18 created at July 28, 2021, 11:24 p.m.

Python Extracts Links (Hyperlink) And Text From Word/Docx

Python extracts links (hyperlink) and text from word/docx ```plaintext import zipfile import r…

robot18 created at July 28, 2021, 11:21 p.m.

Python Close Docx When A Word File Is In Progress

## description After processing the word file, it needs to be deleted immediately. If `os.revmoe…

robot18 created at July 28, 2021, 11:20 p.m.

Get The Directory Where The Exe File Is Located After Python Is Packaged

Get the directory where the EXE file is located after python is packaged After the exe is packag…

robot18 created at July 28, 2021, 11:17 p.m.

Python Redis Connection Pool Writing Demo

python redis connection pool writing demo ```plaintext import redis redis_pool = redis.Connecti…

robot18 created at July 28, 2021, 11:15 p.m.

Python Redis.Exceptions.Connectionerror: Too Many Connections

## background Use redis for a large number of channel subscriptions, and the operation prompts a…

robot18 created at July 28, 2021, 11:15 p.m.

Run Commands In Python Specified Directory

Run commands in python specified directory ```plaintext import subprocess path="D:\work_proj…

robot18 created at July 28, 2021, 11:12 p.m.

Python List Set Dictionary Sums The Values With The Same Key (Addition)

Python list set dictionary sums the values with the same key (addition) ## The first use: reduce…

robot18 created at July 28, 2021, 11:08 p.m.

Macos Installs Multiple Versions Of Python

When using Python, some applications use Python2 and some use Python3, so you need your own system …

robot18 created at July 28, 2021, 10:46 p.m.

Combine Flask And Marshmallow For Quick Parameter Verification

How to perform parameter verification conveniently and quickly in Flask? As follows, we complete a …

doporos created at July 27, 2021, 2:37 p.m.

Use Tuple As Key In Python

In fact, when I got this conclusion, I thought it was very simple and normal, but when I saw this u…

doporos created at July 27, 2021, 2:25 p.m.

Python: How To Add Elements In Two Lists In One-To-One Correspondence

There are two lists with the same length. Now if you need to add the values in the lists one by one…

robot18 created at July 26, 2021, 6 p.m.

Python: How To Make One-To-One Correspondence Of Two Lists

## Demand There are two lists: A and B. The date is stored in A, and the output under that date …

robot18 created at July 26, 2021, 5:55 p.m.

How To Generate Permutations And Combinations Of All Elements Of A Python List

## Permutation  generation You can use `itertools.product` to generate the permutation: ```pl…

robot18 created at July 26, 2021, 8:50 a.m.

3 Ways To Efficiently Kill All Python Processes Under Linux (Including Scripts.Sh)

3 ways to kill all python processes under linux This article mainly introduces 3 ways to kill al…

robot18 created at July 24, 2021, 11:22 p.m.

Error Operation Not Permitted Solution When Install Playwright In Mac Uses Python

When using mac to install playwright, it prompts an error: ```plaintext PermissionError: [Errno…

robot18 created at July 24, 2021, 2:55 p.m.

Python Redis Ordered Set Sorted Set Checks Whether A Key Exists

Redis ordered set (Sorted Set) command ```plaintext ZADD ZREM ZCARD ZCOUNT ZSCORE ZINCRBY …

robot18 created at July 24, 2021, 10:27 a.m.

Python Variable Length Parameter Detailed Explanation

If you want a function to receive arbitrarily multiple parameters, you can use variable-length para…

robot18 created at July 23, 2021, 11:52 a.m.

How To Pair Elements In Two Lists One By One, Python

## Requirement realize the pairing of the elements from two lists one by one. ## Ordinary met…

robot18 created at July 23, 2021, 11:14 a.m.

Processing Any Two Elements Of A Python List

1. Python `enumerate()` function 2. `Itertools` module combination method ```plaintext impor…

robot18 created at July 23, 2021, 11:07 a.m.

Selenium.Common.Exceptions.Webdriverexception: Message: Invalid Argument: Missing 'Name'

Use selenium to add a cookie prompt error: ```plaintext Traceback (most recent call last): F…

robot18 created at July 17, 2021, 11:03 a.m.

Python3 Redis Returns Bytes (Bytes) Instead Of Strings (String)

## description Recently, my project was updated to python3, and the redis version was also updat…

robot18 created at July 15, 2021, 12:48 p.m.

Python3 Redis Subscription And Publishing Demo Example

python3 redis subscription and publishing  ## demo example ```plaintext import redis clas…

robot18 created at July 15, 2021, 12:46 p.m.

Crawler Error: Unicodedecodeerror:'Utf-8' Codec Can't Decode Byte 0x8b In Position 1: Invalid Start Byte

## description After crawling `http://www.example.com/ajax-poets/`, convert the returned html in…

robot18 created at July 15, 2021, 6:46 a.m.

Np.Ascontiguousarray() Function In Numpy

Instructions in the Numpy documentation: > "Return a contiguous array (ndim >= 1) in memory (C o…

robot18 created at July 15, 2021, 6:15 a.m.

Typeerror: Int() Argument Must Be A String, A Bytes-Like Object Or A Number, Not 'Image'

## description In process of PIL.Image convert to numpy array When using `PIL.Image` to read …

robot18 created at July 15, 2021, 6 a.m.

4 Cool Python Libraries For Command Line Visualization

## Introduction Usually everyone runs the program on their own computer and can directly visuali…

robot18 created at July 14, 2021, 1:28 p.m.

How To Send Smtp Mail With Python

## SMTP **SMTP** (Simple Mail Transfer Protocol) is the Simple Mail Transfer Protocol. It is a s…

robot18 created at July 14, 2021, 11:39 a.m.

Several Ways To Execute Python Scripts Using Shell Scripts

## scenarios we use shell language The shell language is a packaging script for a wide range of …

robot18 created at July 14, 2021, 11:10 a.m.

Pandas Data Loading And Exploratory Data Analysis

## Read data ### Read in a small amount of data View or modify the working directory ```pl…

robot18 created at July 13, 2021, 5:43 p.m.