eba8931d4c
The link to the build docs is outdated, and it doesn't have an updated direct alternative. While I tried to enable at least some of the tests, I encountered https://github.com/NixOS/nixpkgs/issues/255262 which is now linked in a comment.
197 lines
4.2 KiB
Nix
197 lines
4.2 KiB
Nix
{ lib
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, stdenv
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, fetchPypi
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, writeText
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, buildPythonPackage
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, isPyPy
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, pythonOlder
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# build-system
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, certifi
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, pkg-config
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, pybind11
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, setuptools
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, setuptools-scm
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, wheel
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# native libraries
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, ffmpeg-headless
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, freetype
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, qhull
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# propagates
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, contourpy
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, cycler
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, fonttools
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, kiwisolver
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, numpy
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, packaging
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, pillow
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, pyparsing
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, python-dateutil
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# optional
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, importlib-resources
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# GTK3
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, enableGtk3 ? false
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, cairo
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, gobject-introspection
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, gtk3
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, pycairo
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, pygobject3
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# Tk
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# Darwin has its own "MacOSX" backend, PyPy has tkagg backend and does not support tkinter
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, enableTk ? (!stdenv.isDarwin && !isPyPy)
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, tcl
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, tk
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, tkinter
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# Ghostscript
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, enableGhostscript ? true
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, ghostscript
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# Qt
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, enableQt ? false
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, pyqt5
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# Webagg
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, enableWebagg ? false
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, tornado
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# nbagg
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, enableNbagg ? false
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, ipykernel
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# darwin
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, Cocoa
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# required for headless detection
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, libX11
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, wayland
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}:
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let
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interactive = enableTk || enableGtk3 || enableQt;
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in
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buildPythonPackage rec {
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version = "3.8.2";
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pname = "matplotlib";
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format = "pyproject";
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disabled = pythonOlder "3.8";
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src = fetchPypi {
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inherit pname version;
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hash = "sha256-Aal4uHG4ge52AXFS8fGgy/a9X3uP+Mlt8N8b1X2HVaE=";
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};
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env.XDG_RUNTIME_DIR = "/tmp";
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# Matplotlib tries to find Tcl/Tk by opening a Tk window and asking the
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# corresponding interpreter object for its library paths. This fails if
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# `$DISPLAY` is not set. The fallback option assumes that Tcl/Tk are both
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# installed under the same path which is not true in Nix.
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# With the following patch we just hard-code these paths into the install
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# script.
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postPatch =
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let
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tcl_tk_cache = ''"${tk}/lib", "${tcl}/lib", "${lib.strings.substring 0 3 tk.version}"'';
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in
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lib.optionalString enableTk ''
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sed -i '/self.tcl_tk_cache = None/s|None|${tcl_tk_cache}|' setupext.py
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'' + lib.optionalString (stdenv.isLinux && interactive) ''
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# fix paths to libraries in dlopen calls (headless detection)
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substituteInPlace src/_c_internal_utils.c \
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--replace libX11.so.6 ${libX11}/lib/libX11.so.6 \
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--replace libwayland-client.so.0 ${wayland}/lib/libwayland-client.so.0
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'';
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nativeBuildInputs = [
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certifi
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numpy
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pkg-config
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pybind11
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setuptools
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setuptools-scm
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wheel
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] ++ lib.optionals enableGtk3 [
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gobject-introspection
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];
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buildInputs = [
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ffmpeg-headless
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freetype
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qhull
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] ++ lib.optionals enableGhostscript [
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ghostscript
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] ++ lib.optionals enableGtk3 [
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cairo
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gtk3
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] ++ lib.optionals enableTk [
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libX11
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tcl
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tk
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] ++ lib.optionals stdenv.isDarwin [
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Cocoa
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];
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# clang-11: error: argument unused during compilation: '-fno-strict-overflow' [-Werror,-Wunused-command-line-argument]
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hardeningDisable = lib.optionals stdenv.isDarwin [
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"strictoverflow"
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];
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propagatedBuildInputs = [
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# explicit
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contourpy
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cycler
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fonttools
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kiwisolver
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numpy
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packaging
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pillow
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pyparsing
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python-dateutil
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] ++ lib.optionals (pythonOlder "3.10") [
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importlib-resources
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] ++ lib.optionals enableGtk3 [
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pycairo
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pygobject3
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] ++ lib.optionals enableQt [
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pyqt5
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] ++ lib.optionals enableWebagg [
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tornado
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] ++ lib.optionals enableNbagg [
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ipykernel
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] ++ lib.optionals enableTk [
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tkinter
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];
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passthru.config = {
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directories = { basedirlist = "."; };
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libs = {
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system_freetype = true;
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system_qhull = true;
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# LTO not working in darwin stdenv, see #19312
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enable_lto = !stdenv.isDarwin;
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};
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};
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env.MPLSETUPCFG = writeText "mplsetup.cfg" (lib.generators.toINI {} passthru.config);
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# Encountering a ModuleNotFoundError, as describved and investigated at:
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# https://github.com/NixOS/nixpkgs/issues/255262 . It could be that some of
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# which may fail due to a freetype version that doesn't match the freetype
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# version used by upstream.
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doCheck = false;
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meta = with lib; {
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description = "Python plotting library, making publication quality plots";
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homepage = "https://matplotlib.org/";
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changelog = "https://github.com/matplotlib/matplotlib/releases/tag/v${version}";
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license = with licenses; [ psfl bsd0 ];
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maintainers = with maintainers; [ lovek323 veprbl ];
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};
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}
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