Vllm Modulenotfounderror No Module Named Torch, You can try WSL. This is because pip can install torch with separate library vllm-project / vllm Public Sponsor Notifications You must be signed in to change notification settings Fork 17. Not long ago, it did without problem, but then I tried to fix 1 9. 2, installing torch to base and then to the environment. Полное руководство с примерами кода и Установил Anaconda, добавил интерпретатор в Visual Studio Code, установил pytorch на conda, но тем не менее он не видит этот модуль I did all that you advised. utils. This article will guide you through several solutions to resolve this common issue. _C import ops to from vllm. com/kbressem/LongHealth. Although the problem in my case is importing torch in a (ModuleNotFoundError: No module named 'torchvision'). While I can't install vllm in an editable way, but installation is success with pip install vllm. 8+vllm 0. torch_utils' by lmcache 0. 3. 問題の概要 pip show torch でtorchがインストールされていることが確認できるにもかかわらず、torchのimport時にエラー This is because numpy recently released a breaking change (2. 11. 常规情况下，此时你已经能成功在50系列的新卡上运行模型了 但是总有不按套路出牌的环节，我这一套操作下来直接报错了，而且还看不 VLLM installation failing Asked 2 years, 2 months ago Modified 2 years, 2 months ago Viewed 3k times [Installation]: no version of pip install vllm works - Failed to initialize NumPy: No Module named 'numpy' #11037 Closed as not planned cephdon 根据错误信息 ModuleNotFoundError: No module named 'vllm. Here are some response of commands: conda list | grep torch pip list|grep torch : ImportError: No module named torch Asked 5 years, 9 months ago Modified 1 year, 11 months ago Viewed 46k times 备注 虽然我们建议使用 conda 来创建和管理 Python 环境，但强烈建议使用 pip 来安装 vLLM。这是因为 pip 可以使用单独的库包（如 NCCL）安装 torch，而 conda 使用静态链接的 NCCL 安装 torch。这会 Four robotics demos on ManiSkill + Modal: VLM-guided pick-place (Molmo), PPO from scratch, and zero-shot inference with Octo (27M) and OpenVLA (7B). layers. After I update my driver to 535. 4. 1 使用"pip install vllm"安装的时候，虽然能安装成功但是在使用的时候会出现"Failed to import from 这个错误通常与依赖项的编译问题有关。 可以尝试升级 pip 和 wheel，确保使用最新版本： 错误 3： ModuleNotFoundError: No module 文章浏览阅读1k次，点赞3次，收藏2次。在Python环境中安装PyTorch后仍出现"ModuleNotFoundError: No module named 'torch'"错误。经 Only clicking "Run Code" (play button) in VSCode gives No module named 'torch' Could uninstalling and reinstalling VSCode be a solution? Your current environment The output of `python collect_env. 5+cu118-cp38-abi3-manylinux1_x86_64. However, one common issue that users may encounter is the no torch after install PyTorch problem. _C' 和你的环境日志，以下是分步骤解决方案： 1. Therefore, it is recommended to install vLLM with a fresh new conda environment. Yes, the image for main branch doesn't work. 2最近一周出了个不好搞的 How would you like to use vllm when i want to delete the model i have the exception: ModuleNotFoundError: No module named The ModuleNotFoundError: No module named 'torch' error occurs when the Python interpreter cannot locate the torch module, even though you have installed it. py` here 🐛 Describe the bug python # 降级 [Bug]: ModuleNotFoundError: No module named 'vllm_ascend. 按照文档上的安装方式出现的问题1. Check your Python path in the vLLM environment. The WARNING: ModuleNotFoundError: No module named 'flash_qla' error during warmup means the kernel module isn’t in the Python path for the worker process. Despite installing the torch vision pytorch library, I am getting an error saying that there is no module named torch vision Asked 6 years, 4 This error ModuleNotFoundError: No module named 'torch' shows up in tons of threads, I've been trying solutions all day. post1+neuron213. Full diagnosis docs from 30+ failed Home User Guide Getting Started Installation Installation vLLM supports the following hardware platforms: GPU NVIDIA CUDA AMD ROCm Intel XPU Apple Silicon (via vLLM-Metal) CPU Intel/AMD I have tried to install PyTorch using pip install torch command. I get the error that No Module Hi. But vllm is still not available from within python. However, many users encounter the frustrating error No module named torch even after successfully installing PyTorch. 0. Almost everything from this thread: No module named "Torch" Specifically, creating a new conda environment with python set to 3. We will update to 2. 的解决方法来源：感谢 【vLLM】ModuleNotFoundError: No module named ‘vllm. If either you have a different CUDA version or you want to use an existing PyTorch installation, you need to build vLLM Your current environment The arm image I built from the source code appeared No module named 'xformers' 🐛 Describe the bug The arm image I built from the source code appeared No Also, torch doesn't work throughout my entire system, I've tried in a lot of different directories. whl安装时，当安装到xformers时报 I have the same problem (vllm built from source): Had the same issue too, it turned out because i had a folder named vllm in my working Как исправить ModuleNotFoundError: No module named vllm ошибку в python? Вы получаете эту ошибку, так как пытаетесь импортировать модуль vllm, но он не был установлен в Вашем Note Although we recommend using conda to create and manage Python environments, it is highly recommended to use pip to install vLLM. By following these steps, you should be able to successfully install I am new to programming and working with deep learning networks, so maybe I'm just stupid, but I can't get my PyTorch to work. If you’re using Docker or virtual environments — and let’s be honest, most of us are — make sure the environment running vLLM can The "Installed PyTorch but No Module Named Torch" issue can be frustrating, but by understanding the fundamental concepts, using the appropriate usage methods, and following Thanks for report the bug. rotary import apply_rotary_emb ModuleNotFoundError: No module named 'vllm. We'll fix it once there is new torch-npu released. In this blog, we’ll demystify why the “No module named ‘torch’” error occurs (even after 根据错误信息 ModuleNotFoundError: No module named 'vllm. Your current environment The output of `python collect_env. 12 (latest This is because pip can install torch with separate library packages like NCCL, while conda installs torch with statically linked NCCL. Agreed that the issue initially is NV After installing CUDA-supported torch, it started raising this error (but I’m not sure if it somehow connected with the torch version): No module named 'vllm. This can cause issues when vLLM tries to use NCCL. 1k Star 80. _C'”错误，通常是由于vllm的C++扩展未正确编译或安装导致。解决方法如下：首先确认 ModuleNotFoundError: No module named ‘torchvision’ Have you ever tried to import the `torchvision` module in your Python code, only to be greeted with the dreaded `ModuleNotFoundError: No module In order to be performant, vLLM has to compile many cuda kernels. So, what we have to do is to change from vllm. layers import ops in every single file of the package. testing. torch_utils' #3851 参考资料： 3. Ideal for beginners, this tutorial covers setup on 示例：执行“git clone vllm”后，vllm项目路劲为“/root/vllm”，然后我的qwen3启动脚本路劲也在"/root"下，导致运行时提示 ImportError: cannot Then restart the vLLM server. I took into consideration the python environment I was using. When, however, I am trying to run some Python code I am receiving the following error: ModuleNotFoundError: No module 注意：vllm只能在linux使用 默认情况下，vLLM 从 HuggingFace 下载模型。 如果您想在以下示例中使用 ModelScope 中的模型，请设置环境变量： Python環境での「No module named 'torch'」エラーの解決法 1. compilation' #1156 Closed Yikun opened on Jun 10, 2025 I'm hitting this issue with poetry on macOS. Landed here with the same errors as OP. I am following the steps mentioned in this repo: https://github. It ModuleNotFoundError: No module named 'torch', but torch is installed Asked 1 year, 5 months ago Modified 1 year, 5 months ago Viewed 968 times Home User Guide Getting Started Installation GPU vLLM is a Python library that supports the following GPU variants. uninstalled torch completely and installed with either the conda or pip but no luck with either of them. Problem it that (probably) module xformers>=0. and then you just pip install xformers - 本文针对PyTorch中ModuleNotFoundError: No module named 'torch’错误，分析了原因，包括未安装、环境路径及版本问题，并提供pip @werruww I think vllm not support windows at the moment. After all these, the code that I run still says ModuleNotFoundError: No If you've encountered the error "ModuleNotFoundError: No module named 'torch'" when trying to import PyTorch in your Python script, don't worry. 0), and for some reason, vllm's dependencies don't restrict the version File "/Users/wyattwong/GitHub/vllm/vllm/ init. This means that even after successfully installing PyTorch, Python cannot import Why vs code is giving 'ModuleNotFoundError: No module named 'torch' ' when I already Installed the module Asked 2 years, 5 months ago Modified 2 years, 5 months ago Viewed I get this error: ModuleNotFoundError: No module named ‘torchvision’ Can someone please advise why this is the case and how to Trying to enter in the Python console proved unfruitful - always giving me the same error, No module named 'torch' I have also tried using the Project Interpreter to download the Pytorch package. _C 是 vLLM 的底层 C/C++ 编译模块，缺失该文件表明 Узнайте, как исправить распространенную ошибку No module named в Python. I successfully installed vllm-0. Documentation for vLLM, including installation guides, examples, and usage instructions. vllm. 8. 104. 18. _C 是 vLLM 的底层 C/C++ 编译模块，缺失该文件表明 Мы хотели бы показать здесь описание, но сайт, который вы просматриваете, этого не позволяет. Your current environment NVIDIA GH200 🐛 Describe the bug While building the vLLM Docker image for ARM64 (Nvidia GH200 instance) as per the official documentation, I encountered My issue is with vLLM running with Neuron on AWS inferentia instance. model_executor. py` here 🐛 Describe the bug INFO 04-27 No module named 'vllm. attention' #415 Closed xinyi0513 opened on Mar 27, 2025 在使用VLLM进行VSCode单步调试时，如果遇到“ModuleNotFoundError: No module named 'vllm. 8k 一. _C' Мы хотели бы показать здесь описание, но сайт, который вы просматриваете, этого не позволяет. 核心问题诊断 vllm. 1rc1 tag instead. This article will guide you through several The good news? This error is almost always fixable with a few simple checks and tweaks. env_override # noqa: F401 ^^^^^^^^^^^^^^^^^^^^^^^^ File "/Users/wyattwong/GitHub/vllm/vllm/env_override. The compilation unfortunately introduces binary incompatibility with other CUDA versions and PyTorch versions, even for the same Due to the way torch bindings work for custom kernels, we have to pin the torch version in vllm. But when I run Collaborator @gshtras maybe our documentation needs to be updated, as it mentioned using rocm/vllm-dev:navi_base for Radeon build. Here are a few solutions to resolve this error: 使用命令pip install vllm-0. Для решения ModuleNotFoundError: No module named 'torch' even if I installed it in multiple environment yiming_lu (yiming lu) October 11, 2022, 8:34am 1 Conclusion The "ModuleNotFoundError: No module named 'torch'" is a common hurdle when setting up PyTorch projects. vllm_flash_attn. File "", line 11, in ModuleNotFoundError: No module named 'torch' [end of output] note: This error originates from a subprocess, and is likely not a 本文介绍了在Python环境中解决ModuleNotFoundError: No module named ‘torch’错误的详细步骤，包括PyTorch的安装方法、环境配置及常见错误 Even output shows Collecting torch==2. resource is a unix only python module. You can use 0. py` Your output of `python collect_env. 21 may needs source code of torch to create wheel - maybe it runs different @youkaichao Btw on the PyTorch side we decided it is worth making BackendCompilerFailed serializable in general (we would just drop the I guess somehow vllm skipped building vllm_flash_attn cause you are in a aarch64 platform. layers‘_modulenotfounderror: no module named 'vllm-CSDN博客 用代 本文介绍了在Python环境中解决ModuleNotFoundError: No module named ‘torch’错误的详细步骤，包括PyTorch的安装方法、环境配置及常见错误处理。通过正确安装和验证PyTorch，读 🐛 Describe the bug Hello, i'm testing vllm, and i was testing DeepSeek-Coder-V2-Lite-Instruct from the CPU, but it try to use CUDA The pip install vllm runs successfully. ModuleNotFoundError: No module named 'torch' Asked 6 years, 5 months ago Modified 5 years, 9 months ago Viewed 37k times Что означает ошибка ModuleNotFoundError: No module named в Python, какие причины её возникновения и как можно исправить. I have been installing pytorch multiple times. Разбираем причины, пошаговые инструкции и примеры решения проблемы. 核心问题诊断 . What version of torch is required now for vLLM? I'm trying to use vLLM built from source and currently Solve the "No module named 'torch'" error with our step-by-step guide to installing PyTorch. py", line [Bug]: ModuleNotFoundError: No module named 'vllm_ascend. 1. 7. git. 0 #1840 Closed as not planned flyerming opened on Oct 20, 2025 Что означает ошибка «No module named» Модули в Питоне — файлы, содержащие Python-код, которые можно импортировать в другие файлы. nosetester удален из библиотеки в версии 1. 5. If you've encountered the error "ModuleNotFoundError: No module named 'torch'" when trying to import PyTorch in your Python script, don't worry. layers' ` Not windows下玩转vllm：vllm简介；Windows下不能直接装vllm；会报错ModuleNotFoundError: No module named ‘vllm. _C‘ 原创 已于 2025-03-01 重新安装 PyTorch： 如果以上步骤都没有解决问题，尝试重新安装 PyTorch。 可以使用 PyTorch 官方网站提供的安装指南来安装最新版本的 PyTorch。 通过这些步骤，你应该能够解决 'No File "<string>", line 8, in <module> ModuleNotFoundError: No module named 'mesonpy' hint: This usually indicates a problem with the package or the build environment. Nothing online has helped me so far after a couple hours of searching, so I'm lost here. py", line 14, in import vllm. This blog post aims to explore the root causes of this issue and Ошибка ModuleNotFoundError возникает из-за того, что модуль numpy. . harsht ~/temp $ pip install vllm Defaulting to user installation 而且问题指向是torch里的class缺少属性，因此我猜测是torch的问题，vllm的每个版本又强制要求某个torch版本，因此我只能选择之前的vllm版本。 vllm0. Select your GPU type to see vendor specific instructions: The ModuleNotFoundError: no module named 'torch' error occurs when you have not installed the torch package on your system. 5 once our dependencies (in from vllm. I'll go through my 文章浏览阅读8. 3w次，点赞161次，收藏135次。🚀【PyTorch】告别ModuleNotFoundError，轻松安装torch！🔧还在为安装PyTorch而头疼吗？🤯别担心，一文带你轻松解 [Bug]: Run Qwen3-VL-8B-Instruct failed, No module named 'vllm. torch is the name of the PyTorch package. I am trying to run Vicuna 7B-16k on my local system. a trick way is to install torch correctly, you make sure yourself.
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