When I want to upgrade a package (e.g. Django), I change the version in my requirements.txt file and then run pip install -r /path/to/requirements.txt. This detects the change, upgrades the package, and …

Apr 1, 2021 · I have to install python packages from requirements files that's provided to me. However, when I use pip install -r requirements.txt command I get an error saying ERROR: Invalid requirement …

Given your comment to the question (where you say that executing the install for a single package works as expected), I would suggest looping over your requirement file.

Jan 9, 2025 · I am working with uv for the first time and have created a venv to manage my dependencies. Now, I'd like to install some dependencies from a requirements.txt file. How can this …

Sometimes I download the Python source code from GitHub and don't know how to install all the dependencies. If there isn't any requirements.txt file I have to create it by hand. Given the Python so...

Mar 7, 2014 · Pillow lxml cssselect jieba beautifulsoup nltk lxml is the only package failing to install and this leads to everything failing (expected results as pointed out by larsks in the comments). However, …

Oct 21, 2017 · But when I try to run the command pip install -r requirements.txt in the project directory I get this error: [Errno 2] No such file or directory: 'requirements.txt' I believe I'm just running it in the …

Jun 28, 2021 · I am confused on how to install all the packages from requirements.txt shared by another person for a python project strictly using Anaconda only in Windows os.

pip install -r requirements.txt Возник вопрос, если на "новой" машине отсутствует подключение к интернету (конечно же можно в ручную загрузить каждый пакет, после чего так же установить).

For instance, if you have 1.2.1 installed, and want to fork this package with your own version, you could use the above technique in your requirements.txt and then update setup.py to 1.2.1.1.