nixpkgs/pkgs/development/python-modules/matplotlib/default.nix
2021-08-21 15:30:13 -04:00

91 lines
3.0 KiB
Nix

{ lib, stdenv, fetchPypi, writeText, buildPythonPackage, isPy3k, pycairo
, which, cycler, python-dateutil, numpy, pyparsing, sphinx, tornado, kiwisolver
, freetype, qhull, libpng, pkg-config, mock, pytz, pygobject3, gobject-introspection
, certifi, pillow
, enableGhostscript ? true, ghostscript, gtk3
, enableGtk3 ? false, cairo
# darwin has its own "MacOSX" backend
, enableTk ? !stdenv.isDarwin, tcl, tk, tkinter
, enableQt ? false, pyqt5
# required for headless detection
, libX11, wayland
, Cocoa
}:
let
interactive = enableTk || enableGtk3 || enableQt;
in
buildPythonPackage rec {
version = "3.4.3";
pname = "matplotlib";
disabled = !isPy3k;
src = fetchPypi {
inherit pname version;
sha256 = "06032j0ccjxldx4z9kf97qps2g36mfgvy1nap3b9n75kzmnm4kzw";
};
XDG_RUNTIME_DIR = "/tmp";
nativeBuildInputs = [ pkg-config ];
buildInputs = [ which sphinx ]
++ lib.optional enableGhostscript ghostscript
++ lib.optional stdenv.isDarwin [ Cocoa ];
propagatedBuildInputs =
[ cycler python-dateutil numpy pyparsing tornado freetype qhull
kiwisolver certifi libpng mock pytz pillow ]
++ lib.optionals enableGtk3 [ cairo pycairo gtk3 gobject-introspection pygobject3 ]
++ lib.optionals enableTk [ tcl tk tkinter libX11 ]
++ lib.optionals enableQt [ pyqt5 ];
passthru.config = {
directories = { basedirlist = "."; };
libs = {
system_freetype = true;
system_qhull = true;
} // lib.optionalAttrs stdenv.isDarwin {
# LTO not working in darwin stdenv, see #19312
enable_lto = false;
};
};
setup_cfg = writeText "setup.cfg" (lib.generators.toINI {} passthru.config);
preBuild = ''
cp "$setup_cfg" ./setup.cfg
'';
# Matplotlib tries to find Tcl/Tk by opening a Tk window and asking the
# corresponding interpreter object for its library paths. This fails if
# `$DISPLAY` is not set. The fallback option assumes that Tcl/Tk are both
# installed under the same path which is not true in Nix.
# With the following patch we just hard-code these paths into the install
# script.
postPatch =
let
tcl_tk_cache = ''"${tk}/lib", "${tcl}/lib", "${lib.strings.substring 0 3 tk.version}"'';
in
lib.optionalString enableTk ''
sed -i '/self.tcl_tk_cache = None/s|None|${tcl_tk_cache}|' setupext.py
'' + lib.optionalString (stdenv.isLinux && interactive) ''
# fix paths to libraries in dlopen calls (headless detection)
substituteInPlace src/_c_internal_utils.c \
--replace libX11.so.6 ${libX11}/lib/libX11.so.6 \
--replace libwayland-client.so.0 ${wayland}/lib/libwayland-client.so.0
'';
# Matplotlib needs to be built against a specific version of freetype in
# order for all of the tests to pass.
doCheck = false;
meta = with lib; {
description = "Python plotting library, making publication quality plots";
homepage = "https://matplotlib.org/";
license = with licenses; [ psfl bsd0 ];
maintainers = with maintainers; [ lovek323 veprbl ];
};
}