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Questions tagged [python-packaging]

Packages are namespaces which contain multiple packages and modules themselves.

A package is a directory containing a special file called __init__.py (which indicated that the directory contains a python package) and sub-packages and modules. The package name is determined by the name of the directory.

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What is __init__.py for?

What is __init__.py for in a Python source directory?
Mat
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What is setup.py?

Can anyone please explain what setup.py is and how it can be configured or used?
Software Enthusiastic
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How to import other Python files?

How do I import other files in Python? How exactly can I import a specific python file like import file.py? How can I import a folder instead of a specific file? I want to load a Python file dynamically at runtime, based on user input. I want to…
Tamer
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"pip install --editable ./" vs "python setup.py develop"

Is there any significant difference between pip install -e /path/to/mypackage and the setuptools variant? python /path/to/mypackage/setup.py develop
PeterE
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How do I list the files inside a python wheel?

I'm poking around the various options to setup.py for including non-python files, and they're somewhat less than intuitive. I'd like to be able to check the package generated by bdist_wheel to see what's actually in it--not so much to make sure that…
Andrew
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Using pytest with a src layer

pytest recommends including an additional directory to separate the source code within a project: my_package ├── src # <-- no __init__.py on this layer │   └── my_package │   ├── __init__.py │   └── util_module │   ├──…
Arne
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How to import a module from a different folder?

I have a project which I want to structure like this: myproject __init__.py api __init__.py api.py backend __init__.py backend.py models __init__.py some_model.py Now, I want to import the module some_model.py in…
Gasp0de
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How do I use a relative path in a Python module when the CWD has changed?

I have a Python module which uses some resources in a subdirectory of the module directory. After searching around on stack overflow and finding related answers, I managed to direct the module to the resources by using something like import…
jvkersch
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Relative imports in Python

Hey all -- I am pulling my hair out with relative imports in Python. I've read the documentation 30 times and numerous posts here on SO and other forums -- still doesn't seem to work. My directory structure currently looks like this src/ …
apexdodge
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Python: Multiple packages in one repository or one package per repository?

I have a big Python 3.7+ project and I am currently in the process of splitting it into multiple packages that can be installed separately. My initial thought was to have a single Git repository with multiple packages, each with its own setup.py.…
AstrOne
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How to accomplish relative import in python

stuff/ __init__.py mylib.py Foo/ __init__.py main.py foo/ __init__.py script.py script.py wants to import mylib.py This is just an example, but really I just want to do a relative import…
random
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How to list dependencies for a python library without installing?

Is there a way to get a list of dependencies for a given python package without installing it first? I can currently get a list of requirements, but it requires installing the packages. For example, I can use pip to show basic requirements info,…
Brendan Abel
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Python setuptools/distutils custom build for the `extra` package with Makefile

Preamble: Python setuptools are used for the package distribution. I have a Python package (let us call it my_package), that has several extra_require packages to it. Everything works just find (installation and build of the package, as well as…
Sergey Aganezov jr
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Right way to set python package with sub-packages

I am trying to set a package with sub-packages in python. Here is the tree structure that I have at the moment: myPackage ├── __init__.py ├── mySubPackage1 │   ├── foo2.py │   ├── foo.py │   └── __init__.py ├── mySubPackage2 │   ├── bar2.py │   ├──…
Dror
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How to build a source distribution without using setup.py file?

With the following package structure . ├── my_package │ └── __init__.py ├── setup.cfg └── setup.py Contents of setup.py from setuptools import setup setup() Contents of setup.cfg [metadata] name = my_package version = 0.1 [options] packages =…
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