python

## problem In conclusion, two errors were reported: ``` 1. RuntimeError: Error opening File …

## error message Debug the code and report an error after execution is complete ``` pymysql.…

This is not the first time I have encountered this problem. I will record the solution here. Althou…

## first try When I encountered this problem, I saw most of the reasons on the Internet that the…

## solution After querying, I learned that this is because the new version of `werkzeug` needs t…

## problem In the past few days, the rabbitmq consumer mode has been unable to be turned on, and…

## problem: ``` wk@ubuntu:~/pydir$ pip3 install tkinter ERROR: Could not find a version that s…

## problem I recently built a project, and later, because of data submission, the historical dat…

## problem Connect to the server remotely in vscode and use `RLlib` to report the following warn…

## solution **step1**: First check whether this problem occurs, and use the following tips to se…

## problem I encountered this problem when testing the model on my own computer. ``` Runtime…

## Project scene: The code in the IDE uses `parser.parse_args()`, and an error occurs when calle…

## problem In recent projects, neo4j needs to be used to build a knowledge graph. Used `py2neo`…

## problem neo4j error: ``` error py2neo.database.work.ClientError: [Statement.SyntaxError] …

## error ``` distutils.errors.CompileError: command ‘gcc‘ failed with exit status 1 ``` ## …

## problem The problems encountered when learning Python to use multiple processes are recorded …

## problem After writing the training code, I found such an error after running it: ``` Runt…

## problem When I installed a python library today, I found an error every time: ``` ERROR: …

## error ``` E:\Anaconda3\python.exe "D:/Program Files/PyCharm 2019.2/machinelearning/homework…

## reason `Mysqldb` is not compatible with versions later than `python3.5` ## Solution Use…

## problem Error when pycharm runs the project ![error when running project in pycharm](htt…

## problem Using python3 to practice, when using the `eval` statement to convert text data into …

## problem While learning Python, I tried the weather data, and downloaded the corresponding `cs…

## Dataset introduction The character relationship graph in "Les Miserables" has a total of 77 n…

## error ``` F:\Anaconda3\python.exe "E:/Program Files/PyCharm 2019.2/***/xxx.py" F:\Anaconda3…

## error ``` Traceback (most recent call last): File "E:/Program Files/PyCharm 2019.2/PyG/te…

## error ``` Traceback (most recent call last): File "E:/Program Files/PyCharm 2019.2/Gradua…

## problem When I install python3 matplotlib on centos, every time I install the dependent packa…

## problem When running the following install command: ``` pip3 install numpy ``` > R…

## error ``` Traceback (most recent call last): File "E:/Program Files/PyCharm 2019.2/PyG/te…

## problem petalinux version: 2018.3 Both kernel and uboot use externally imported source cod…

## problem pelalinux version: 2018.3 The error message is as follows: ``` $ petalinux-con…

## problem Django fails to operate file when using `logging` logging module `logging error Permi…

## Preface pybedtools is an encapsulation and extension of BEDTools software using Python. Why u…

There are two points to consider when drawing this kind of picture: 1. How to generate a continu…

## error message ``` Warning! ***HDF5 library version mismatched error*** The HDF5 header file…

## problem When loading the trained model for testing, I encountered RuntimeError: Cuda error: o…

## solution Reduce the pytorch version to 1.7.0 ### Uninstall the original torch and torchvis…

## why virtural environment If you do not create a virtual environment, the packaged `exe` file …

## Introduction Record here how we can pack external resource files into exe applications, so th…

Written in front: This process takes the rye genome with long chromosomes as an example, each chrom…

## error message ``` raise NodeNotFoundError(self.error_message, self.key, origin=self.origin) …

## solution ``` pip install Cython ``` then restart kernel

## cause of the problem There are two reasons: * The difference between Python2 and Pyt…

## error Recently, I ran `vConTACT2[1]` to compare various macro virus data sets. A few days …

## Error ``` run.py: error: the following arguments are required: input_dir ``` ## solution…

## problem ``` input_image_path ='Inputs\Nnu01.jpg' ^ SyntaxError: (uni…

## error An error is reported when the py file is packaged into an exe file ``` TypeError: e…

## solution When encountering this problem, you only need to delete the hidden file `.ipynb_chec…

## Problem Description Encountered the following bugs when running PyTorch code: ``` /opt/co…

## error install command ``` [test@localhost redis-2.10.3]$ python setup.py install ``` …

## error When using `paddlepaddle` to train the model, there is a problem that the model trainin…

## error ``` OpenSSL.SSL.Error: [('SSL routines', 'ssl3_get_record', 'wrong version number')] …

## error ``` RuntimeError: Error(s) in loading state_dict for SwinUnet ``` First check whet…

## error When installing `paddleocr` on centos7.5, an error is reported, the error is as follows…

## problem When using the gym package, I encountered the following problem: I couldn't find the …

## error 1 Install swig fail An error occurred: ``` Cannot find pcre-config script from P…

The problem indicates that the storage client cannot be connected. ## solution Execute in Neb…

## problem analysis An error occurred when pip installed `whl`: ``` ERROR: *** is not a supp…

## error ``` D:\pyPro\graph_recognation\venv\Scripts\python.exe D:/pyPro/graph_recognation/stud…

## problem ``` [layer1_1[[[ 52.373936 16.00824 62.745567 ... 12.321167 2.960958 1…

Want to save an array to a txt file, try pickle, use the following code ``` with open(s…

Appears when loading the data set generated by `pytorch DataLoader` ``` AttributeError: Can‘t p…

Let the image size be `n * n` The problem is: change the `n*n` array to `n*n*3` ## 1\. numpy …

## error When matplotlib is in `imshow`, if it receives a two-dimensional matrix, it will automa…

Load `matplotlib` error ``` from. import _imaging as core ImportError: DLL load failed: ``` …

## Problem description The following error occurs in the crawler batch download ``` rais…

## 1\. Problem description ``` import urllib.request filename ='File name*File name/File name.…

## error description ``` import requests url=['www....','www.....',...] for i in range(0,len(…

## description ``` size mismatch for classifier.4.weight: copying a param with shape torch.Size…

## problem Description An error occurred when configuring and installing the pycotools package i…

When executing the code in the Linux environment with the command `python3 -u mtfan.py` ![CODE](…

## solution **Method 1**: Delete UTF-8 encoding and use ASCII encoding Delete all UTF-8 e…

## solution Most of the solutions on the Internet are to use `yum install libmysqlclient-dev` …

## error ``` D:\Program Files\python_3_6_4>python -m pip install --upgrade pip Cache entry des…

## error ``` E:\Eprogramfiles\Anaconda3\envs\myenvpy38>pip3 install pyaudio Collecting pyaudio…

## reason for the error This is a distutils installation project, so we cannot accurately determ…

## error ``` ERROR: Command errored out with exit status 1: command: /root/.pyenv/version…

## error Using `pytorch1.7.1` on WSL2, it is unable to perform multi-graphics distributed traini…

## Problem Description I used sublime to run python programs before, and later configured the Mi…

## error ``` Command “python setup.py egg_info” failed with error code 1 in /tmp/pip-buil ``` …

After checking, it should be a problem of python bitness. At first, my local is `32` bit. If you…

## error Use the command `sudo easy_install pip` to install `pip`, but the result fails. The com…

## solution: You can try to uninstall the  existing pyinstaller, reinstall it through the **sour…

When using Python to develop games, it is inevitable that the Pygame module will be used. This modu…

## error When using Python for data processing, the following error is reported: ``` pandas.…

The reason is that when reading a csv file, the default delimiter is `,`, but there is a `,` **in t…

An error was reported when calculating the loss function, ## Solution `target.float()` ```…

## problem `OrderedDict` is used to filter the search results in the project. There is a rule to…

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

## problem As the title, in the pytorch project, encountered in autoinit.py ``` pycuda._driv…

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

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

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

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

## Environment * Intel x86\_64 * macOS 10.15.7 ## solution ``` export ARCHFLAGS="-ar…

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

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

## 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…