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Docs Python: fix examples and links

This commit is contained in:
Frederik Rietdijk 2016-12-21 15:44:50 +01:00
parent 44a8fb956e
commit e0d1691ba3
1 changed files with 11 additions and 10 deletions
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21
doc/languages-frameworks/python.md
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@ -97,7 +97,7 @@ We will first have a look at how Python packages are packaged on Nix. Then, we w
#### Python packaging on Nix #### Python packaging on Nix
On Nix all packages are built by functions. The main function in Nix for building Python packages is [`buildPythonPackage`](https://github.com/NixOS/nixpkgs/blob/master/pkgs/development/python-modules/generic/default.nix). On Nix all packages are built by functions. The main function in Nix for building Python packages is [`buildPythonPackage`](https://github.com/NixOS/nixpkgs/blob/master/pkgs/development/interpreters/python/build-python-package.nix).
Let's see how we would build the `toolz` package. According to [`python-packages.nix`](https://raw.githubusercontent.com/NixOS/nixpkgs/master/pkgs/top-level/python-packages.nix) `toolz` is build using Let's see how we would build the `toolz` package. According to [`python-packages.nix`](https://raw.githubusercontent.com/NixOS/nixpkgs/master/pkgs/top-level/python-packages.nix) `toolz` is build using
```nix ```nix
@ -141,13 +141,15 @@ with import <nixpkgs> {};
pkgs.python35Packages.buildPythonPackage rec { pkgs.python35Packages.buildPythonPackage rec {
name = "toolz-${version}"; name = "toolz-${version}";
version = "0.7.4"; version = "0.8.0";
src = pkgs.fetchurl{ src = pkgs.fetchurl{
url = "mirror://pypi/t/toolz/toolz-${version}.tar.gz"; url = "mirror://pypi/t/toolz/toolz-${version}.tar.gz";
sha256 = "43c2c9e5e7a16b6c88ba3088a9bfc82f7db8e13378be7c78d6c14a5f8ed05afd"; sha256 = "e8451af61face57b7c5d09e71c0d27b8005f001ead56e9fdf470417e5cc6d479";
}; };
doCheck = false;
meta = { meta = {
homepage = "http://github.com/pytoolz/toolz/"; homepage = "http://github.com/pytoolz/toolz/";
description = "List processing tools and functional utilities"; description = "List processing tools and functional utilities";
@ -170,18 +172,18 @@ with import <nixpkgs> {};
( let ( let
toolz = pkgs.python35Packages.buildPythonPackage rec { toolz = pkgs.python35Packages.buildPythonPackage rec {
name = "toolz-${version}"; name = "toolz-${version}";
version = "0.7.4"; version = "0.8.0";
src = pkgs.fetchurl{ src = pkgs.fetchurl{
url = "mirror://pypi/t/toolz/toolz-${version}.tar.gz"; url = "mirror://pypi/t/toolz/toolz-${version}.tar.gz";
sha256 = "43c2c9e5e7a16b6c88ba3088a9bfc82f7db8e13378be7c78d6c14a5f8ed05afd"; sha256 = "e8451af61face57b7c5d09e71c0d27b8005f001ead56e9fdf470417e5cc6d479";
}; };
doCheck = false;
meta = { meta = {
homepage = "http://github.com/pytoolz/toolz/"; homepage = "http://github.com/pytoolz/toolz/";
description = "List processing tools and functional utilities"; description = "List processing tools and functional utilities";
license = licenses.bsd3;
maintainers = with maintainers; [ fridh ];
}; };
}; };
@ -308,11 +310,10 @@ Note also the line `doCheck = false;`, we explicitly disabled running the test-s
#### Develop local package #### Develop local package
As a Python developer you're likely aware of [development mode](http://pythonhosted.org/setuptools/setuptools.html#development-mode) (`python setup.py develop`); As a Python developer you're likely aware of [development mode](http://setuptools.readthedocs.io/en/latest/setuptools.html#development-mode) (`python setup.py develop`);
instead of installing the package this command creates a special link to the project code. instead of installing the package this command creates a special link to the project code.
That way, you can run updated code without having to reinstall after each and every change you make. That way, you can run updated code without having to reinstall after each and every change you make.
Development mode is also available on Nix as [explained](http://nixos.org/nixpkgs/manual/#ssec-python-development) in the Nixpkgs manual. Development mode is also available. Let's see how you can use it.
Let's see how you can use it.
In the previous Nix expression the source was fetched from an url. We can also refer to a local source instead using In the previous Nix expression the source was fetched from an url. We can also refer to a local source instead using