No module named cv2 cv2 windows 10 That is distinct from trying to import a module that does not exist. jpgという名前の画像ファイルを読み込み、ウィンドウに表示します。cv2. 10 -m pip install opencv-python Make sure your IDE is using the correct version of Python Apr 15, 2025 · これにより、競合が解消され、import cv2が正常に動作する可能性が高まります。 特定のエラーメッセージへの対処法 “ModuleNotFoundError: No module named ‘cv2′”の対処法 I'm trying to import cv2 on Jupyter notebook but I get this error: ImportError: No module named cv2 I am frustrated because I'm working on this simple issue for hours now. pyd file in C:\\Python27\\Lib\\site-package Dec 15, 2022 · ImportError: DLL load failed while importing cv2: The specified module could not be found. If you run code with python script. 8です。 OpenCVをインストールしたPython環境（Anaconda）と、VSCodeで呼び出されるPython環境が異なるためのエラーだと Apr 21, 2024 · 看起来你在PyCharm环境中安装了OpenCV库，但是在同一个环境中运行代码时仍然遇到了ModuleNotFoundError: No module named 'cv2'的错误。这通常是因为Python环境的问题，可能是你的脚本正在使用不同的Python解释器，或者是OpenCV没有正确地安装在当前的工作环境中。 ModuleNotFoundError: no module named 'cv2' Tutorial The ModuleNotFoundError: no module named 'cv2' code indicates that your Python environment cannot find the OpenCV package. If you do not have the module installed in your Python environment, you can use pip to install the package. Also, at the end I also added stubs for open-cv (after manual build there is no auto complete inside the IDE, adding the stubs will fix it) Dec 23, 2020 · In case you are using Anaconda, then follow below steps. edu. python3. 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. I'm unsuccessfully trying to install the cv2 module for python but it doesn't work. Sep 19, 2015 · The easiest way to install OpenCV on Windows is to simply copy the cv2. 7 env (and if you ask me why, I have no good answers) but same error; no cv2. Actual behaviour. 使用上述命令安装安装之后，在使用import cv2时仍然出现No module named 'cv2'。 检查pip命令路径; which pip Jun 28, 2018 · I have already installed opencv 3. 8. 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 Mar 19, 2022 · This is not an official manual to build open-cv with cuda support on anaconda envioroment on windows 10 - I hope it'll help. cv2' < BR > 而不是. When I activate the environment and check via Spyder, I can import cv2 just fine. I am using Jupyter notebook and Windows. 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". Sep 10, 2023 · ### 解决 Python 环境中导入 cv2 模块时出现的 No module named 'cv2' 错误 当遇到 ModuleNotFoundError: No module named 'cv2' 的错误提示时，表明当前环境未正确安装 OpenCV 库。以下是几种可能的原因及解决 Aug 18, 2022 · No module named 'cv2' issue with opencv and contrib modules. I am using python 3. 6 (64bits) I typed the following commands in the cmd : C:\\Users Mar 1, 2025 · VS运行结束后，python环境中尝试import cv2，出现ModuleNotFoundError: No module named 'cv2'；或者pip list没有显示有opencv，可以手动将opencv加入python的第三方库。参考了以下这篇文章，但是需要修改一下文件： python setup. This error specifies that the Python interpreter cannot find the OpenCV module in the current environment. 1. 1. But when I choose the kernel Pytorch and import cv2, then there is an error: Aug 10, 2020 · ModuleNotFoundError: No module named 'cv2' then based on : Cannot find module cv2 when using OpenCV. 1 &lt;32-bit&gt; Here is what I have tried till now - pip install cv2 on 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. My Project is also using the correct environment 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 16, 2025 · Q: Pip install fails with ModuleNotFoundError: No module named 'skbuild'? Since opencv-python version 4. 6中安装了opencv-python，可是在PyCharm运行语句import cv2 as cv时还是报错“No module named ‘cv2’，如下图所示： 可见虽然在创建项目时已经把PyCharm的Python解释器选择为了Python3. whl This command in python works fine : import cv2 But when i want to impo Dec 4, 2021 · 前言 对于python而言，在引用opencv库的时候需要写为import cv2。其中，cv2是opencv的C++命名空间名称，使用它来表示调用的是C++开发的opencv的接口。如果没有下载opencv库的话，直接导入cv2会报错：ModuleNotFoundError:No module named 'cv2'。 I have installed OpenCV on the Occidentalis operating system (a variant of Raspbian) on a Raspberry Pi, using this script by jayrambhia. Depending on how you installed Python on Mac OS X, you may find different folders in /Applications. pyd 存在 Sep 23, 2020 · Hello guys, I am following two tutorials on Youtube on how we can compile OpenCV (4. tsinghua. It is super easy to fix this import problem when trying to use the cv2 module on May 3, 2022 · 问题描述：明明自己通过Windows窗口在Python3. 0) from source using CMake and Visual Studio 2019. Follow edited Feb 11, 2021 at 13:03. 5. imshow (" テストタイトル ", img) ModuleNotFoundError: No module named ' cv2 ' 以前はこんなエラー出ていたっけ。 Python2. It installed version 2. (windows, mac, linux, whichever youre using). *, manylinux1 wheels were replaced by manylinux2014 wheels. See full list on sebhastian. pip install opencv-python-headless==4. 首先，确保你已经安装了OpenCV库。你可以在你的虚拟环境中使用以下命令来安装 Jul 4, 2023 · Since opencv/opencv#23798, OpenCV should have a typing module available at runtime. When I try import cv2 in a Python 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： Jan 11, 2019 · I installed it with pip in my conda environment, so when i tipp in "conda list" it shows me "opencv-python 3. 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. Steps to reproduce. 4. I am currently studying Pytorch and trying to use the cv2 module. Unable to import cv2. Even commands like “conda install opencv” or “conda install cv2” do not help. Usually what happens is that users try to install cv2, which is installed by the opencv command. May 15, 2022 · Pythons don't share modules. ModuleNotFoundError: No module named 'cv2' pip isn't specific to windows. cp38-win_amd64. 如果cv2下的module不存在, 你会得到. I have run the application and have successfully installed it in C:\\ drive and have also copied the cv2. I have python 2. 5 and windows 10 I installed open cv using this command : pip install opencv_python-3. Python のプログラムを実行すると、以下のエラーが出る。 ModuleNotFoundError: No module named 'cv2' Aug 17, 2019 · PyCharmのターミナルから >python >import cv2 >exit() を実行したところ、なんのエラーも出ませんでした。 これは、プログラムを実行した仮想環境とOpencvをインストールした仮想環境が異なる、と教えていただきましたので、自分はどの実行環境なのか下記のように Jun 30, 2019 · 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apt-get install python-opencv扩展包即可【或yum install opencv-python】 不过这是依赖版本，具体python3安装opencv可以参考 Adrian Rosebrock写的这篇博文但是在树莓派编译opencv时有时 Dec 5, 2024 · Many developers have faced the issue of being unable to import the cv2 module when attempting to use OpenCV. waitKey(0)で任意のキーが押されるまでプログラムが待機します。 Feb 27, 2019 · IMREAD_GRAYSCALE) 5 cv2. 3. Jun 10, 2024 · 如果你在尝试导入cv2时遇到了ModuleNotFoundError: No module named 'cv2'的错误，这意味着Python环境中尚未安装OpenCV库。本文将介绍这种错误的原因，并提供具体的代码示例和解决办法。 错误原因. in that case, the output is: ModuleNotFoundError: No module named 'unicorn' 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。 Download the Unofficial Windows Binaries for Python Extension Packages from gohlke site. I used the line command in my environnement Jun 25, 2022 · Windows 10; Python 3. 0. cn/simple （加粗部分为使用国内清华镜像下载）下载好会自动 python 3. This issue often arises when OpenCV is not properly installed or configured in the Python environment. 10 then you can run this command to check opencv status. 5+contrib " But when I try to run "ModuleNotFoundError: No module named 'cv2'". I'm working with Python 3. I installed a conda environnement to use pypy3. pyd file into Python's site-packages directory No module named 'cv2' despite installation. 15. 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。 Mar 25, 2024 · このコードでは、image. py develop的区别-CSDN博客 Jan 11, 2020 · Then I try, just out of desperation, to create a py2. 安装opencv-python 在使用的虚拟环境中，输入以下命令 pip install opencv-python 注：可能存在的问题. That will work on Linux and Mac as well. Share. Make sure the python interpreter selected matches the path when you type which python in terminal. 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） Feb 7, 2011 · I am trying to install opencv in python on my windows machine but I am unable to do so. The modulenotfounderror occurs if you misspell the module name, incorrectly point to the module path or do not have the module installed in your Python environment. ModuleNotFoundError: No module named 'cv2. And currently, I'm using Windows with CUDA 10. 38 to manually build OpenCV because it does not know how to install manylinux2014 wheels. 0-cp35-cp35m-win_amd64. 解决： 安装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. Ask Question Asked 2 years, 8 months ago. 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p Mar 9, 2013 · @MattDolly if you type ctrl+shift+p while in the IDE, you can then type "select: python interpreter". Improve this answer. May 22, 2024 · Only when I run my Python file, I encounter the following error: “ line 12, in import cv2 ModuleNotFoundError: No module named 'cv2 ” I have already uninstalled and reinstalled opencv, but the problem persists. 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 . There is another way in which this same error is expressed, as given below. cv2とすると、nomodulenamed"cv2"と出てしまいます。対処方法を教えていただきたいです。 pythonのバージョンは、3. 74; Notice the lack of cv2. 10 -m pip show opencv-python If not installed then install like this, python3. Mar 11, 2020 · 1. tuna. It used to be a type-stub-only and was included as part of dev wheels I downloaded last month from GitHub Actions. To solve the error, install the module by running the pip install opencv-python command. Aug 12, 2017 · On Windows you can try this: python3 -m pip install opencv-python Share. You switched accounts on another tab or window. imshow()でウィンドウに画像が表示され、cv2. Create a Non-Persistent Shadow Copy for Backups on Windows 11 Pro? Dec 5, 2016 · There are different versions of IDLE installed for each Python version. 04 Anaconda2. 问题：ModuleNotFoundError: No module named 'cv2' （ Pycharm 中 import cv2 出现错误） 2. First check your python version, for example 3. In console/terminal check versions python -V and pip -V. Dec 5, 2024 · If you’re encountering the ‘ImportError: No module named cv2’ when trying to use OpenCV in your Python scripts, you’re not alone. You signed out in another tab or window. py install 和python setup. The "No module named 'cv2'" error is encountered in python when we are trying to import the OpenCV library. gmauch No module named 'cv2') Hot Network Questions Jun 30, 2023 · You have named your variable as opencv or cv2 due to which there is a conflict. 6，如下图所示： Feb 10, 2025 · ### 解决 ModuleNotFoundError: No module named 'cv2' 的方法 当遇到 ModuleNotFoundError: No module named 'cv2' 错误时，这通常意味着 Python 环境中缺少必要的 OpenCV 库。以下是几种可能的原因以及相应的 No module named ‘cv2‘ 解决方法 No module named ‘cv2’ 解决方法 1. 3; 症状. This one works on MacOS and Windows. py is missing. ModuleNotFoundError: No module named 'cv2' 20. 3. No module named cv2. Open command prompt; Update conda navigator with following command: Sep 11, 2019 · ImportError: No module named cv2 in ubuntu 16. Reload to refresh your session. com Apr 22, 2025 · In this article we will see why it happens and how to fix it step by step. 7の環境で実験していたっけ？ Jan 7, 2024 · ModuleNotFoundError: No module named 'cv2' 是因为你的Python环境中没有安装名为cv2的模块。 cv 2 是Open CV 库的一个重要模块，用于图像处理和计算机视觉任务。 要解决这个问题，你可以按照以下步骤进行操作： 1. you may need to type which python3 if python2 is installed Mar 1, 2022 · You signed in with another tab or window. cv2/typing/__init__. 7. ModuleNotFoundError: No module named 'cv2'错误通常由以下原因引起： Oct 19, 2024 · 当你在使用import cv2时遇到了"No module named 'cv2'"的错误，这通常是因为你没有正确安装OpenCV库。解决这个问题的方法有几种： 1. Finally, I noticed that my Anaconda environment didn't have cv2 installed, even with all I did. If it prints 在win 10 上成功安装OpenCV之后，发现在PowerShell上能成功使用OpenCV，在PyCharm上import cv2会出现“no module named cv2”的问题。 解决方法： 打开PyCharm，选择file-settings-project-project interpreter,如下图所示。 Mar 30, 2025 · Traceback (most recent call last): File "D:\bishe\pythonProject2\11. I have installed opencv like this: !pip install opencv-python When I choose the kernel (by change kernel option) Python3 and import cv2 then there is no problem. – labyrinth. it works on Pycharm but not on Jupiter notebook. Jun 30, 2023 · It is super easy to fix this import problem when trying to use the cv2 module on Windows. typing Aug 2, 2021 · pythonでopencvを利用するためにインストールを行ったのですが、import. Jun 18, 2018 · total nexwbie here. 11::Anaconda 2. py", line 10, in <module> import cv2 ModuleNotFoundError: No module named 'cv2' 时间: 2025-03-30 21:04:44 浏览: 168 <think>好的，我现在需要解决用户在Python中导入cv2模块时遇到的ModuleNotFoundError错误。 Apr 1, 2019 · Hi ! I got the same problem as well. py then you could use the same python to install all modules python -m pip install . 0 in windows os. Here are some effective methods to resolve this problem. If your pip is too old, it will try to use the new source distribution introduced in 4. I reinstalled and followed Linda's tips, which didn't work. Commented Aug 26, 2022 at 16:08. 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。 Aug 28, 2024 · 已解决：ModuleNotFoundError: No module named ‘cv2’ 一、分析问题背景. zmu umyuhj ebspx ddkx iirtm twjr qlabqrp qrqxr qopu pxlpf phclsb ygjl jupca xvbkuu bfszcu