Feature comparison between npm, pip, pipenv and Poetry package managers [closed]

Overview Feature \ Package Manager npm pip pipenv poetry Access to main repo (i.e. Pypi/npm) ✓ ✓ ✓ ✓ Record top level dependencies ✓ ✗ Pipfile pyproject.toml Record development dependencies ✓ ✗ Pipfile pyproject.toml Lock versions of all dependencies ✓ ✓ Pipfile.lock poetry.lock Switch between interpreter versions nvm ✗ ✗ ✓ Direct publishing ✓ ✗ … Read more

How to install / update package with pipenv without updating the rest of packages

Running pipenv install/uninstall/update with –keep-outdated will prevent pipenv from updating unrelated locked packages. (It’s odd that this is not the default befavior). If you don’t want some packages to ever be updated automatically, you should pin those in your Pipfile, e.g: [packages] django = “==2.2” djangorestframework = “==3.9.2”

What is pipenv [dev-packages] section for?

This section is for development requirements. So stuff like linters, unit test libraries, etc. All that is not needed on the user’s machine. To install a package as dev-requirement add -d to install command (i.e. pipenv install -d …), to install the dev-requirements section add -d to sync command (i.e. pipenv sync -d …).

How to run –upgrade with pipenv?

For pipenv use update command , not –upgrade switch. You can update a package with: pipenv update numpy See comments in documentation. This will also persist new version of package in Pipfile/Pipfile.lock, no manual editing needed. There was a bug with this command under certain scenarios, but hopefully it is fixed now.

How to install dependencies from a copied pipfile inside a virtual environment?

The proper answer to this question is that pipenv install or pipenv install –dev (if there are dev dependencies) should be ran. That will install all the dependencies in the Pipfile. Putting the dependencies into a requirements.txt and then using pip will work but is not really necessary. The whole point of using pipenv for … Read more

How to setup a pipenv Python 3.6 project if OS Python version is 3.5?

Either manually write the version you need in your Pipfile: [requires] python_version = “3.6” Or install it on your system. But I guess you will need the version to be installed if you plan to actually run pipenv install. I would suggest to use pyenv: https://github.com/pyenv/pyenv. Follow the installation instructions, then installing Python 3.6 is … Read more

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