No module cv2 python3 pyd to _cv2. Mar 15, 2025 · 在计算机视觉的道路上，OpenCV是一位重要的伙伴。然而，当你遭遇到"No module named 'cv2'"错误时，这位伙伴可能会变得有些静默。本文将指导你如何在Python项目中正确配置和解决OpenCV导入问题，让你重新走上计算机视觉应用的成功之路。 Jan 28, 2022 · 解决 ModuleNotFoundError: No module named ‘XXXXX’以opencv为例子，别的错误类似解决：在安装opevncv时会出现ImportError: No module named cv2 的错误，找不到cv2的包。 这时候安装扩展包即可：打开cmd输入： pip install opencv-python如果在运行后又出现报错：Requirement already satisfied Mar 11, 2020 · 1. If you need a non-GUI OpenCV: pip install opencv-python-headless. Step-by-step guide to install OpenCV and troubleshoot common issues. Apr 15, 2025 · OpenCVは、コンピュータビジョンや画像処理のための強力なライブラリで、Pythonで使用する際にはcv2モジュールとして利用されます。 PythonでOpenCVをインストールするには、一般的にpipを使用します。 コマンドラインでpip install opencv-pythonと入力すること Jun 30, 2023 · Naming your own Python file or program as cv2. 错误信息 "No module named 'cv2'" 表示 Python 环境中没有安装 OpenCV 库。OpenCV（Open Source Computer Vision Library）是一个开源的计算机视觉和机器学习软件库，广泛用于图像处理和计算机视觉任务。 要解决这个问题，你需要在你的Python环境中安装 Aug 10, 2020 · ModuleNotFoundError: No module named 'cv2' then based on : Cannot find module cv2 when using OpenCV. 8 on Windows 10 and Pycharm (or VS Code as well), I have this same issue. pyd 存在; cmd/console 的 path命令输出, 有这两项 (前面要加上你的Python安裝路徑) Python38\Scripts Python - Import error: No module named cv2. When I run the code from command prompt it says ModuleNotFoundError: No module named 'cv2'. Idle is a build in module of python. pip install opencv-python. conda installとopencvの相性が悪いという内容の記事を発見したためpip install版も試してみましたが同様のエラーが発生しました また、余計な不具合を招かないため、新しい環境(python3. I'd been building opencv by hand, but when I looked a few weeks ago, there it was. Here are the steps to install the opencv-python (cv2) module in Jupyter Notebook: Install the opencv-python module: The easiest way to install the opencv-python module is by using pip. 64 You must never have more than one of them at any time. cn/simple （加粗部分为使用国内清华镜像下载）下载好会自动 Jun 10, 2024 · 解决ModuleNotFoundError: No module named 'cv2'的错误通常涉及到检查并确保OpenCV库正确安装在你的Python环境中。通过使用pip或conda安装OpenCV、检查Python环境、使用虚拟环境、检查依赖关系、使用IDE的包管理功能、检查操作系统、使用预编译的轮子，以及参与社区，你可以 Feb 28, 2024 · 既にインストールはできていて、import cv2もできていました。 じゃあopencv-pythonいるじゃんと思ったのですが、よく見るとPythonファイルを実行したときのPythonのバージョンとpip installで場所を確認したときのPythonのバージョンが異なっていました。 Jul 9, 2024 · 已解决：ModuleNotFoundError: No module named ‘cv2’ 一、分析问题背景. I have no idea how to properly have two versions of Python3 installed and get pip installed packages working on one, the other, or both versions. Step 2 For installing opencv in specific version of python (ubuntu), you have to set the default (PYTHON_DEFAULT_EXECUTABLE) with the path to where your python is installed. models import load_model . Aug 28, 2024 · 已解决：ModuleNotFoundError: No module named ‘cv2’ 一、分析问题背景. 64 opencv-contrib-python-headless 4. 在Python开发过程中，图像处理是一个常见的需求，OpenCV（cv2）是一个广泛使用的图像处理库。当开发者在运行涉及图像处理的代码时，可能会遇到ModuleNotFoundError: No module named 'cv2'的报错。这个错误 The ModuleNotFoundError: no module named 'cv2' code indicates that your Python environment cannot find the OpenCV package. 问题：ModuleNotFoundError: No module named 'cv2' （ Pycharm 中 import cv2 出现错误） 2. I am using OpenCV 3 and python 2. Note that you might be trying to code according an old version of the open CV API. 7 and go one hierarchy deeper in your folder structure depending on your your system architecture; 32- or 64- window version. 5） 输入代码 import cv2 报错：No module named 'cv2' 二、解决方法 2. Installed opencv-python but cannot import (ModuleNotFoundError: No module named 'cv2') Hot Network Questions The ModuleNotFoundError: No module named 'cv2' in Python indicates that the interpreter cannot find the 'cv2' module. If you are only working with images. Or, one can do a headless installation pip install opencv-python-headless , which would work anywhere See full list on sebhastian. They are complete Dec 2, 2018 · ModuleNotFoundError: No module named 'cv2' in Spyder IDE, even after I have successfully installed opencv library using anaconda in my windows pc Ask Question Asked 6 years, 4 months ago Oct 9, 2022 · In this tutorial, we will learn how to troubleshoot import errors related to the opencv for python module. 64 opencv-python-headless 4. I reinstalled and followed Linda's tips, which didn't work. The module is Apr 15, 2025 · PythonのバージョンとOpenCVのバージョンが互換性があるか確認します。 特に、64ビット版のPythonを使用している場合は、64ビット版のOpenCVをインストールする必要があります。 “AttributeError: module ‘cv2’ has no attribute”の対処法 I have installed OpenCV on the Occidentalis operating system (a variant of Raspbian) on a Raspberry Pi, using this script by jayrambhia. edu. I used the line command in my environnement I'm having trouble with the cv2 module, as I keep getting the following error: Traceback (most recent call last): File "<MyFilePath>", line 6, in <module> import cv2 ModuleNotFoundError: No module named 'cv2' Jun 19, 2020 · Traceback (most recent call last): File "main. 1. The -contrib variants add contrib modules but are not addons. In your terminal or command prompt, run the following command: Jan 17, 2024 · 在Python中，出现ModuleNotFoundError: No module named ‘cv2’错误通常意味着没有正确安装或导入OpenCV库。OpenCV（Open Source Computer Vision Library）是一个开源的计算机视觉和机器学习软件库，主要用于图像处理和计算机视觉应用。cv2是OpenCV在Python中的模块名称。 No module named cv2はcv2がインストールされていないため表示されるエラー文です。 対処法は使用しているPythonのバージョンにより異なります。 Pythonのバージョンは以下のコマンドで確認可能です。 Oct 31, 2019 · こんにちは！ 今日はanacondaでopencvをインストールしたけど ModuleNotFoundError: No module named 'cv2' のエラーが出る対処法を備忘録。 結論から言います。 パスが通ってなかった。（こんなんばっかり！だけどありきたり） →解決法 環境 python3. 0. Here’s the different Jan 16, 2025 · 运行 python3 req. tuna. Mar 26, 2019 · In my case, using Python 3. pyd file that should be in the cv2 folder. May 11, 2021 · 文章浏览阅读10w+次，点赞125次，收藏181次。python 编译报错：No module named 'cv2'解决办法：命令提示符终端（Win键+R 输入“ cmd ” 回车）pip installopencv-python如果网速过慢，可以使用国内镜像下载 pip install opencv-python -i https://pypi. 1. so. cp38-win32. I simply paused the protection, installed opencv with pip install opencv-python command and it worked just fine. 1方法一：Anaconda Navigator 打开Anaconda Navigator切换到自己创建的环境，搜索opencv，点击Apply进行安装 但我使用的镜像源没有相应的安装包，所以不行T_T 2. etc) If yes then ensure Python is added to PATH and you're running the Python version where the opencv package is installed. when I write the following code in python 3: import cv2 It throws error: ModuleNotFoundError: No module named 'cv2' so I install opencv using pip or pip3: pip install opencv-python I got the following error: Collecting opencv-python ERROR: Could not find a version that Dec 5, 2022 · Naming your module cv2. ” How can I solve this? I ran opencv_version --verbose here is what I get: Mar 18, 2024 · 当你尝试导入OpenCV库并使用它的功能时，如果Python提示’ModuleNotFoundError: No module named ‘cv2’’错误，这通常意味着你的Python环境中并没有安装OpenCV库。 OpenCV是一个开源的计算机视觉库，它提供了大量的函数和工具，用于处理图像和 视频 数据。 Aug 16, 2016 · I suspect a large part of the problem is caused by having two versions of Python 3 installed. Quick fix: install cv2 using: the 'pip install opencv-python' command Jul 10, 2023 · The Error: ImportError: No module named ‘cv2’ To do so, open a Python shell or a Jupyter Notebook cell and type the following command: import cv2. Unable to import cv2 using Anaconda 4. So python -m idlelib opens the IDLE with the version of your terminal which happens to be the activated virtual environment with opencv. Apr 22, 2025 · The "No module named 'cv2'" error is encountered in python when we are trying to import the OpenCV library. Inside the virtual environment. Dec 5, 2024 · This post will detail a variety of effective methods to troubleshoot and resolve the “No module named cv2” error, specifically tailored for users of OpenCV, particularly those working on a Raspberry Pi or similar systems. 3症状Python のプログラムを実行すると、以下のエラーが出る。Module… Apr 1, 2019 · Hi ! I got the same problem as well. Jun 25, 2022 · 同じエラーに悩むかたへ私のケースでのエラー解決法を残します。環境Windows 10Python 3. cv2' 解决方案 原因是因为我的opencv版本是对应python3. 6、spyder（5. com Apr 8, 2024 · The Python "ModuleNotFoundError: No module named 'cv2'" occurs when we forget to install the opencv-python module before importing it or install it in an incorrect environment. To solve the error, install the module by running the pip install opencv-python command. Installing OpenCV via pip for Python 3; 5. 5. opencv-contrib-python. 8 Sep 28, 2023 · 在进行Python编程时，经常会用到OpenCV库来进行图像处理和计算机视觉任务。然而，有时候在导入cv2模块时可能会遇到"No module named ‘cv2’"的错误。这个错误通常是由于缺少OpenCV库或者库未正确安装导致的。在本文中，我将介绍几种解决这个问题的方法。 Jan 15, 2025 · Learn how to resolve the 'No module named OpenCV' error in Python. 0）、python3. 5 Python 3. When I run Python interpreter and write import cv2 it does import it. 3. pyd Important: After copying cv2. Finally, I noticed that my Anaconda environment didn't have cv2 installed, even with all I did. It works out of the box - no module errors as you experience. py 文件时遇到：ModuleNotFoundError: No module named 'cv2' 原因是：环境中缺少 cv2 的包，所以会出现 No module named 'cv2’ 的问题。 cv2 的包名并不叫 cv2 ，所以使用 pip install cv2 不能安装。 cv2 的包名叫 opencv-python ，使用以下命令即可解决： pip3 install opencv-python Sep 9, 2021 · 问题 安装anaconda，pycharm，opencv-python 在pycharm里导入opencv库，报错： ModuleNotFoundError: No module named 'cv2. 解决： 安装cv2. After this, reinstall your software. Follow step 2 for cmake. 1: cannot open shared object file: No such file or directory" error since apt install python-opencv is a prerequisite. pip install opencv-python May 2, 2019 · The default python version in Jetson Nano is 2. To fix this issue, first open your terminal in your project’s root directory and after that install the opencv-python module. It underlines it with a red line, so it doesn't display its function ModuleNotFoundError: No module named 'cv2. . ModuleNotFoundError: No module named 'cv2' < BR > 这代表, Python找不到cv2 而不是找不到cv2中的cv2 请确认: \Lib\site-packages\cv2\cv2. 8, I get “ModuleNotFoundError: No module named ‘cv2’. You have named your variable as opencv or cv2 due to which there is a conflict. I have tried to install opencv 2 and 3 in Python 2. cp38-win_amd64. 9的最新版 Oct 11, 2016 · I had created my Anaconda environment and installed everything I needed, but when trying to import cv2, I always got the message "no module named cv2". I hope it helps The “ModuleNotFoundError: No module named cv2” problem occurs in a Python program when the OpenCV library is not installed on the system. py which would shadow the official module. Apr 7, 2024 · Hi all, I recently downloaded anaconda python in order to work on an opencv personal project. pyd It is a great tool for prototyping and experimenting with Python code. Finally I noticed that the Antivirus (Nod32) deletes the cv2. g. Using Conda to Install OpenCV; 3. Apr 22, 2025 · Your All-in-One Learning Portal: GeeksforGeeks is a comprehensive educational platform that empowers learners across domains-spanning computer science and programming, school education, upskilling, commerce, software tools, competitive exams, and more. $ pip install --upgrade pip. py file, I get the following error: ModuleNotFoundError: No module named 'cv2' I’m a beginner, so I really don’t know what is happening. 在Python编程中，当你尝试导入一个不存在的模块时，会遇到ModuleNotFoundError。特别是当你看到错误信息“No module named ‘cv2’”时，这通常意味着你试图导入OpenCV库，但是Python环境中没有安装这个库。 Sep 11, 2019 · mkvirtualenv -p python3 opencv. Installing OpenCV with Conda (Windows) 6. cv2' < BR > 而不是. Here are some things that can May 4, 2024 · 文章浏览阅读1w次，点赞23次，收藏28次。🔥解决ModuleNotFoundError: No module named ‘cv2’的终极秘诀🔥🔧别担心，问题可能出在OpenCV未安装、安装位置不当或Python环境配置错误上。🛠️解决方案很简单：首先确认OpenCV是否已安装，未安装则使用pip或conda安装。 Apr 9, 2020 · Uninstall opencv-python and numpy first and upgrade your pip using the below command. 7 and Python 3. How To Fix No Module Named cv2? no module named cv2. The -headless variants omit highgui. 9、opencvのみインストール)を制作し、conda install、pip installの間は環境ごと作り直しています Feb 7, 2011 · I am trying to install opencv in python on my windows machine but I am unable to do so. Aug 23, 2022 · 試したこと. I installed a conda environnement to use pypy3. 7, but the official installation instruction for tensorflow is python 3. I know the python interpreter I am using and I can interchange between them when I want. pyd file to your envs, you need to rename cv2. pip install opencv-python （如果只用主模块，使用这个命令安装） pip install opencv-contrib-python （如果需要用主模块和contrib模块，使用这个命令安装） Sep 19, 2015 · I have just done a clean install of Python 3. I'm not sure when opencv-python became available. opencv-python. Dec 1, 2024 · 一、问题描述 环境配置：Win10（64-bit）、Anaconda3（4. 7. The most likely cause is that you didn't install cv2 in the environment where you are running your code. 11::Anaconda 2. The code works fine but PyCharm does not recognize cv2 as a module. 64 opencv-python 4. 1 &lt;32-bit&gt; Here is what I have tried till now - pip install cv2 on Mar 1, 2022 · I had this same issue, but when I looked into it it's because I didn't specify [base] in my pip command as specified in the readme: pip install camelot-python[base] Nov 5, 2023 · However, when I check import cv2 in python3. Apr 3, 2024 · ModuleNotFoundError No module named cv2 error occurs especially when you tried to import the Python OpenCV module without installation or the import of the module was Jun 28, 2018 · Downloads\opencv\build\python\2. tsinghua. This error specifies that the Python interpreter cannot find the OpenCV module in the current environment. 6 respectively. When I try import cv2 in a Python Aug 12, 2017 · pip3 install opencv-python to get the cv2. All of them contain the basic OpenCV modules. Dec 5, 2024 · Solved: How to Fix the ImportError ‘No module named cv2’ with OpenCV; Key Causes of the ImportError; Top 8 Methods to Solve the ImportError for cv2 in OpenCV. 6. Now, when I type import cv2 in my . 4 anaconda jupyter 状況 openCVを仮想環境上でインストール openCV Apr 10, 2020 · ModuleNotFoundError: No module named 'cv2' これはもう有名なエラー。 python触ったことがある人は必ずこのエラーに直面したことはあるはず。 はいはい。このエラーね。3秒で対処法は思いつくはず。 Dec 16, 2024 · No module named 'cv2'问题排查. py", line 4, in <module> import cv2 ModuleNotFoundError: No module named 'cv2' Code, import argparse import sys import cv2 import keras import numpy as np from PIL import Image, ImageDraw, ImageFont from keras. 5 on Windows and installed numpy, matplotlib and OpenCV from that repository. Copy cv2. 4. Nov 25, 2019 · pip show opencv-python If you're using Python 3 enter the following: pip3 show opencv-python Can you see information about opencv-python package? (name, version, summary. In a nutshell, Python import errors occur when calling a specific module that is not yet installed in the Python development environment that you are using (either because you forgot to install them or you are using the wrong environment). Updating the Bash Configuration; 4. It installed version 2. py which can cause circular imports due to which you are unable to use the official module. I am using python 3. Mar 18, 2015 · sudo apt-get install python3-dev python3-numpy libtbb2 libtbb-dev libjpeg-dev libpng-dev libtiff-dev libjasper-dev libdc1394-22-dev. I'm using cv2 with Python3 in a VM that's running ubuntu/trusty64. 8. cv2 module in the root of Python's site-packages), remove it before installation to avoid conflicts. I installed opencv using pip install opencv-contrib-python, where it installed successfully. 7 and coding using PyCharm. In Linux, just doing this will give an "ImportError: libGL. Here we will discuss various reasons and solutions to solve ModuleNotFoundError: No module named cv2 error. Apr 3, 2024 · One of the simplest methods to get rid of the error if this error is because the module is not installed, then we can install the module using the pip command: pip install opencv-python. If you need support for working videos: pip install opencv-contrib-python. If no then you didn't install opencv-python. Declaring a variable named cv2 which would shadow the imported variable. opencv-python-headless Jan 16, 2025 · If you have previous/other manually installed (= not installed via pip) version of OpenCV installed (e. Adjusting the Python Path; 2. I have python 2. You can find Dec 5, 2016 · Now when you type python on your terminal you are actually using this python (virtual environment) installed with openCV . 2方法二 Jun 7, 2022 · opencv-contrib-python 4. mdepvwl kszy tur wngk ykcts qethuhu kujpugv wcrej xfakx wfj enph yjbska jgg jeq kon