dev-python/matplotlib: Bump to 3.5.0

Signed-off-by: Michał Górny <mgorny@gentoo.org>

3 files changed, 538 insertions, 0 deletions

diff --git a/dev-python/matplotlib/Manifest b/dev-python/matplotlib/Manifest
index 64a5e12872c3..dadb9bea572c 100644
--- a/dev-python/matplotlib/Manifest
+++ b/dev-python/matplotlib/Manifest
@@ -1,3 +1,4 @@
 DIST freetype-2.6.1.tar.gz 2302080 BLAKE2B 6a5fb98e5fa6cf4b7d7533ad44e364227d8c2f7dded4c552d6e22e204c32b7858f20d41d1e809ecdad6e5353d6cec81bea0e0b06a4533363a41ecab83ce3f7ca SHA512 ff2daed64d712737085924c50e75862fafbcbb24eef6d72dac9eaae63bb656d7245397fd828f5d3e47ac847f7ff83d73dedfdd61fde1f7d6e0f0cdeb49bcf83b
 DIST matplotlib-3.4.2.tar.gz 37308683 BLAKE2B b769244b3d7a7da9125f6b634e9340676d849322491390d1c9a0cec3dfce59a8b5b5c0b567575ae78212129f7303b6b1fbbf30ce7c8a23c43c1304e83c9c5f5e SHA512 d4798dd2d6c857db0fe6d4ec85ebabc028b78627311bab17f7b9b30f6aa61d5243114b1cfe9d83293ad66ae47df83add5272f032954990dfc04054a792049f2a
 DIST matplotlib-3.4.3.tar.gz 37850796 BLAKE2B 15b40da8f6973ece4a91fffb5caf249cb8642263bfc2a784ec482bfaad250b6d3beffb9d2ba8a03e5fa10abab02b0e35728a8499ccb870aca06df57c5c1f91f4 SHA512 c2fe54e7517a1417aa8e55596e83edd090534c07f22882634d6ba0a07196441b5bbdd15958473805d8e8871b1b73380487aff3224294d472cd6122490c783145
+DIST matplotlib-3.5.0.tar.gz 34963685 BLAKE2B 371c548f8d12e29c58349cc4738bafaeef2530f81a2779290393911c8056fd5c3cbdcbbbdbad20b7f51a534a9332e05842ad0024c39899fa34ff98ed702ea0b3 SHA512 546e626c88606e50775c6eed1e3070a3f00367e56765d66baf1af8f3e1c9b8b7aa29df0fd9c18fe32505a392a75a7dd6bad5351df1a2ae682ba93d50760618e0
diff --git a/dev-python/matplotlib/files/matplotlib-3.5.0-test.patch b/dev-python/matplotlib/files/matplotlib-3.5.0-test.patch
new file mode 100644
index 000000000000..214117d772ca
--- /dev/null
+++ b/dev-python/matplotlib/files/matplotlib-3.5.0-test.patch
@@ -0,0 +1,248 @@
+From 5487db555adb0385892216e7819a1bf6cea41116 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= <mgorny@gentoo.org>
+Date: Fri, 26 Mar 2021 13:42:49 +0100
+Subject: [PATCH] Increase image comparison limits
+
+Most of the tests require exact match which apparently doesn't always
+happen in non-pristine environments.  Some of them have very big
+differences due to texlive font rendering changes.
+---
+ lib/matplotlib/tests/test_arrow_patches.py | 6 +++---
+ lib/matplotlib/tests/test_axes.py          | 4 ++--
+ lib/matplotlib/tests/test_backend_pgf.py   | 2 +-
+ lib/matplotlib/tests/test_contour.py       | 2 +-
+ lib/matplotlib/tests/test_figure.py        | 5 +++--
+ lib/matplotlib/tests/test_image.py         | 2 +-
+ lib/matplotlib/tests/test_legend.py        | 6 +++---
+ lib/matplotlib/tests/test_lines.py         | 3 ++-
+ lib/matplotlib/tests/test_streamplot.py    | 3 ++-
+ lib/matplotlib/tests/test_units.py         | 4 ++--
+ lib/mpl_toolkits/tests/test_axes_grid1.py  | 2 +-
+ lib/mpl_toolkits/tests/test_mplot3d.py     | 2 +-
+ 12 files changed, 22 insertions(+), 19 deletions(-)
+
+diff --git a/lib/matplotlib/tests/test_arrow_patches.py b/lib/matplotlib/tests/test_arrow_patches.py
+index 8d573b4adb..dfc42efcb9 100644
+--- a/lib/matplotlib/tests/test_arrow_patches.py
++++ b/lib/matplotlib/tests/test_arrow_patches.py
+@@ -67,7 +67,7 @@ def __prepare_fancyarrow_dpi_cor_test():
+ 
+ 
+ @image_comparison(['fancyarrow_dpi_cor_100dpi.png'], remove_text=True,
+-                  tol=0 if platform.machine() == 'x86_64' else 0.02,
++                  tol=0.015 if platform.machine() == 'x86_64' else 0.02,
+                   savefig_kwarg=dict(dpi=100))
+ def test_fancyarrow_dpi_cor_100dpi():
+     """
+@@ -82,7 +82,7 @@ def test_fancyarrow_dpi_cor_100dpi():
+ 
+ 
+ @image_comparison(['fancyarrow_dpi_cor_200dpi.png'], remove_text=True,
+-                  tol=0 if platform.machine() == 'x86_64' else 0.02,
++                  tol=0.018 if platform.machine() == 'x86_64' else 0.02,
+                   savefig_kwarg=dict(dpi=200))
+ def test_fancyarrow_dpi_cor_200dpi():
+     """
+@@ -115,7 +115,7 @@ def test_fancyarrow_dash():
+ 
+ 
+ @image_comparison(['arrow_styles.png'], style='mpl20', remove_text=True,
+-                  tol=0 if platform.machine() == 'x86_64' else 0.005)
++                  tol=0.005)
+ def test_arrow_styles():
+     styles = mpatches.ArrowStyle.get_styles()
+ 
+diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
+index 17f8e5c631..b44cd454ef 100644
+--- a/lib/matplotlib/tests/test_axes.py
++++ b/lib/matplotlib/tests/test_axes.py
+@@ -868,7 +868,7 @@ def test_imshow():
+     ax.imshow("r", data=data)
+ 
+ 
+-@image_comparison(['imshow_clip'], style='mpl20')
++@image_comparison(['imshow_clip'], style='mpl20', tol=1.24)
+ def test_imshow_clip():
+     # As originally reported by Gellule Xg <gellule.xg@free.fr>
+     # use former defaults to match existing baseline image
+@@ -4163,7 +4163,7 @@ def test_vertex_markers():
+ 
+ 
+ @image_comparison(['vline_hline_zorder', 'errorbar_zorder'],
+-                  tol=0 if platform.machine() == 'x86_64' else 0.02)
++                  tol=0.015 if platform.machine() == 'x86_64' else 0.02)
+ def test_eb_line_zorder():
+     x = list(range(10))
+ 
+diff --git a/lib/matplotlib/tests/test_backend_pgf.py b/lib/matplotlib/tests/test_backend_pgf.py
+index 9b5b0b28ee..a374be0333 100644
+--- a/lib/matplotlib/tests/test_backend_pgf.py
++++ b/lib/matplotlib/tests/test_backend_pgf.py
+@@ -80,7 +80,7 @@ def test_common_texification(plain_text, escaped_text):
+ # test compiling a figure to pdf with xelatex
+ @needs_xelatex
+ @pytest.mark.backend('pgf')
+-@image_comparison(['pgf_xelatex.pdf'], style='default')
++@image_comparison(['pgf_xelatex.pdf'], style='default', tol=0.8)
+ def test_xelatex():
+     rc_xelatex = {'font.family': 'serif',
+                   'pgf.rcfonts': False}
+diff --git a/lib/matplotlib/tests/test_contour.py b/lib/matplotlib/tests/test_contour.py
+index 6396105f12..45b7022d03 100644
+--- a/lib/matplotlib/tests/test_contour.py
++++ b/lib/matplotlib/tests/test_contour.py
+@@ -341,7 +341,7 @@ def test_contourf_log_extension():
+ 
+ 
+ @image_comparison(['contour_addlines.png'],
+-                  remove_text=True, style='mpl20', tol=0.03)
++                  remove_text=True, style='mpl20', tol=0.1)
+ # tolerance is because image changed minutely when tick finding on
+ # colorbars was cleaned up...
+ def test_contour_addlines():
+diff --git a/lib/matplotlib/tests/test_figure.py b/lib/matplotlib/tests/test_figure.py
+index cb8f63893a..ef56c50d25 100644
+--- a/lib/matplotlib/tests/test_figure.py
++++ b/lib/matplotlib/tests/test_figure.py
+@@ -23,7 +23,7 @@ import matplotlib.gridspec as gridspec
+ 
+ 
+ @image_comparison(['figure_align_labels'], extensions=['png', 'svg'],
+-                  tol=0 if platform.machine() == 'x86_64' else 0.01)
++                  tol=0.02)
+ def test_align_labels():
+     fig = plt.figure(tight_layout=True)
+     gs = gridspec.GridSpec(3, 3)
+@@ -1000,7 +1000,8 @@ def test_subfigure_tightbbox():
+ 
+ @image_comparison(['test_subfigure_ss.png'], style='mpl20',
+                   savefig_kwarg={'facecolor': 'teal'},
+-                  remove_text=False)
++                  remove_text=False,
++                  tol=0.013)
+ def test_subfigure_ss():
+     # test assigning the subfigure via subplotspec
+     np.random.seed(19680801)
+diff --git a/lib/matplotlib/tests/test_image.py b/lib/matplotlib/tests/test_image.py
+index 719b190578..ee2263a88e 100644
+--- a/lib/matplotlib/tests/test_image.py
++++ b/lib/matplotlib/tests/test_image.py
+@@ -1324,7 +1324,7 @@ def test_nonuniform_and_pcolor():
+ 
+ 
+ @image_comparison(["rgba_antialias.png"], style="mpl20",
+-                  remove_text=True)
++                  remove_text=True, tol=0.005)
+ def test_rgba_antialias():
+     fig, axs = plt.subplots(2, 2, figsize=(3.5, 3.5), sharex=False,
+                             sharey=False, constrained_layout=True)
+diff --git a/lib/matplotlib/tests/test_legend.py b/lib/matplotlib/tests/test_legend.py
+index 21c8ab748d..a05cb4c571 100644
+--- a/lib/matplotlib/tests/test_legend.py
++++ b/lib/matplotlib/tests/test_legend.py
+@@ -102,7 +102,7 @@ def test_multiple_keys():
+ 
+ 
+ @image_comparison(['rgba_alpha.png'], remove_text=True,
+-                  tol=0 if platform.machine() == 'x86_64' else 0.01)
++                  tol=0.02)
+ def test_alpha_rgba():
+     fig, ax = plt.subplots()
+     ax.plot(range(10), lw=5)
+@@ -111,7 +111,7 @@ def test_alpha_rgba():
+ 
+ 
+ @image_comparison(['rcparam_alpha.png'], remove_text=True,
+-                  tol=0 if platform.machine() == 'x86_64' else 0.01)
++                  tol=0.02)
+ def test_alpha_rcparam():
+     fig, ax = plt.subplots()
+     ax.plot(range(10), lw=5)
+@@ -137,7 +137,7 @@ def test_fancy():
+ 
+ 
+ @image_comparison(['framealpha'], remove_text=True,
+-                  tol=0 if platform.machine() == 'x86_64' else 0.02)
++                  tol=0.02)
+ def test_framealpha():
+     x = np.linspace(1, 100, 100)
+     y = x
+diff --git a/lib/matplotlib/tests/test_lines.py b/lib/matplotlib/tests/test_lines.py
+index f6917a134b..4a14abb74d 100644
+--- a/lib/matplotlib/tests/test_lines.py
++++ b/lib/matplotlib/tests/test_lines.py
+@@ -162,7 +162,8 @@ def test_set_drawstyle():
+     assert len(line.get_path().vertices) == len(x)
+ 
+ 
+-@image_comparison(['line_collection_dashes'], remove_text=True, style='mpl20')
++@image_comparison(['line_collection_dashes'], remove_text=True, style='mpl20',
++                  tol=0.58)
+ def test_set_line_coll_dash_image():
+     fig, ax = plt.subplots()
+     np.random.seed(0)
+diff --git a/lib/matplotlib/tests/test_streamplot.py b/lib/matplotlib/tests/test_streamplot.py
+index 88c3ec2768..b536ba3ff0 100644
+--- a/lib/matplotlib/tests/test_streamplot.py
++++ b/lib/matplotlib/tests/test_streamplot.py
+@@ -34,7 +34,8 @@ def test_startpoints():
+     plt.plot(start_x, start_y, 'ok')
+ 
+ 
+-@image_comparison(['streamplot_colormap'], remove_text=True, style='mpl20')
++@image_comparison(['streamplot_colormap'], remove_text=True, style='mpl20',
++                  tol=0.002)
+ def test_colormap():
+     X, Y, U, V = velocity_field()
+     plt.streamplot(X, Y, U, V, color=U, density=0.6, linewidth=2,
+diff --git a/lib/matplotlib/tests/test_units.py b/lib/matplotlib/tests/test_units.py
+index a6f6b44c97..ab5ad8b5cf 100644
+--- a/lib/matplotlib/tests/test_units.py
++++ b/lib/matplotlib/tests/test_units.py
+@@ -76,7 +76,7 @@ def quantity_converter():
+ # Tests that the conversion machinery works properly for classes that
+ # work as a facade over numpy arrays (like pint)
+ @image_comparison(['plot_pint.png'], remove_text=False, style='mpl20',
+-                  tol=0 if platform.machine() == 'x86_64' else 0.01)
++                  tol=0.002 if platform.machine() == 'x86_64' else 0.01)
+ def test_numpy_facade(quantity_converter):
+     # use former defaults to match existing baseline image
+     plt.rcParams['axes.formatter.limits'] = -7, 7
+@@ -103,7 +103,7 @@ def test_numpy_facade(quantity_converter):
+ 
+ # Tests gh-8908
+ @image_comparison(['plot_masked_units.png'], remove_text=True, style='mpl20',
+-                  tol=0 if platform.machine() == 'x86_64' else 0.01)
++                  tol=0.02)
+ def test_plot_masked_units():
+     data = np.linspace(-5, 5)
+     data_masked = np.ma.array(data, mask=(data > -2) & (data < 2))
+diff --git a/lib/mpl_toolkits/tests/test_axes_grid1.py b/lib/mpl_toolkits/tests/test_axes_grid1.py
+index 3c4aa9a9eb..94ad419ceb 100644
+--- a/lib/mpl_toolkits/tests/test_axes_grid1.py
++++ b/lib/mpl_toolkits/tests/test_axes_grid1.py
+@@ -324,7 +324,7 @@ def test_zooming_with_inverted_axes():
+ 
+ 
+ @image_comparison(['anchored_direction_arrows.png'],
+-                  tol=0 if platform.machine() == 'x86_64' else 0.01)
++                  tol=0.02)
+ def test_anchored_direction_arrows():
+     fig, ax = plt.subplots()
+     ax.imshow(np.zeros((10, 10)), interpolation='nearest')
+diff --git a/lib/mpl_toolkits/tests/test_mplot3d.py b/lib/mpl_toolkits/tests/test_mplot3d.py
+index 5fee82f519..ed55a7bf68 100644
+--- a/lib/mpl_toolkits/tests/test_mplot3d.py
++++ b/lib/mpl_toolkits/tests/test_mplot3d.py
+@@ -1357,7 +1357,7 @@ def test_errorbar3d():
+ 
+ 
+ @image_comparison(['stem3d.png'], style='mpl20',
+-                  tol=0.0 if platform.machine() == 'x86_64' else 0.003)
++                  tol=0.003)
+ def test_stem3d():
+     fig, axs = plt.subplots(2, 3, figsize=(8, 6),
+                             constrained_layout=True,
+-- 
+2.34.0
+
diff --git a/dev-python/matplotlib/matplotlib-3.5.0.ebuild b/dev-python/matplotlib/matplotlib-3.5.0.ebuild
new file mode 100644
index 000000000000..89ee65666d40
--- /dev/null
+++ b/dev-python/matplotlib/matplotlib-3.5.0.ebuild
@@ -0,0 +1,289 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+PYTHON_COMPAT=( python3_{8..10} )
+PYTHON_REQ_USE='tk?,threads(+)'
+
+inherit distutils-r1 flag-o-matic virtualx toolchain-funcs prefix
+
+FT_PV=2.6.1
+DESCRIPTION="Pure python plotting library with matlab like syntax"
+HOMEPAGE="https://matplotlib.org/"
+SRC_URI="mirror://pypi/${PN:0:1}/${PN}/${P}.tar.gz
+	test? (
+		https://downloads.sourceforge.net/project/freetype/freetype2/${FT_PV}/freetype-${FT_PV}.tar.gz
+	)"
+
+# Main license: matplotlib
+# Some modules: BSD
+# matplotlib/backends/qt4_editor: MIT
+# Fonts: BitstreamVera, OFL-1.1
+LICENSE="BitstreamVera BSD matplotlib MIT OFL-1.1"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~ppc64 ~riscv ~x86"
+IUSE="cairo doc excel examples gtk3 latex qt5 tk webagg wxwidgets"
+
+# internal copy of pycxx highly patched
+#	dev-python/pycxx
+RDEPEND="
+	dev-python/certifi[${PYTHON_USEDEP}]
+	>=dev-python/cycler-0.10.0-r1[${PYTHON_USEDEP}]
+	>=dev-python/fonttools-4.22.0[${PYTHON_USEDEP}]
+	>=dev-python/kiwisolver-1.2.0[${PYTHON_USEDEP}]
+	>=dev-python/numpy-1.18.2[${PYTHON_USEDEP}]
+	>=dev-python/packaging-20.0[${PYTHON_USEDEP}]
+	>=dev-python/pillow-7.1.1[jpeg,${PYTHON_USEDEP}]
+	>=dev-python/pyparsing-2.2.1[${PYTHON_USEDEP}]
+	>=dev-python/python-dateutil-2.7[${PYTHON_USEDEP}]
+	>=dev-python/pytz-2019.3[${PYTHON_USEDEP}]
+	>=dev-python/six-1.14.0[${PYTHON_USEDEP}]
+	dev-python/versioneer[${PYTHON_USEDEP}]
+	media-fonts/dejavu
+	media-fonts/stix-fonts
+	media-libs/freetype:2
+	media-libs/libpng:0
+	>=media-libs/qhull-2013:=
+	virtual/imagemagick-tools[jpeg,tiff]
+	cairo? (
+		dev-python/cairocffi[${PYTHON_USEDEP}]
+	)
+	excel? (
+		dev-python/xlwt[${PYTHON_USEDEP}]
+	)
+	gtk3? (
+		>=dev-python/pygobject-3.40.1-r1:3[cairo?,${PYTHON_USEDEP}]
+		x11-libs/gtk+:3[introspection]
+	)
+	latex? (
+		virtual/latex-base
+		app-text/dvipng
+		app-text/ghostscript-gpl
+		app-text/poppler[utils]
+		dev-texlive/texlive-fontsrecommended
+		dev-texlive/texlive-latexextra
+		dev-texlive/texlive-luatex
+		dev-texlive/texlive-xetex
+	)
+	qt5? (
+		dev-python/PyQt5[gui,widgets,${PYTHON_USEDEP}]
+	)
+	webagg? (
+		>=www-servers/tornado-6.0.4[${PYTHON_USEDEP}]
+	)
+	wxwidgets? (
+		$(python_gen_cond_dep '
+			dev-python/wxpython:*[${PYTHON_USEDEP}]
+		' python3_{8,9})
+	)
+"
+
+BDEPEND="
+	${RDEPEND}
+	dev-python/setuptools_scm[${PYTHON_USEDEP}]
+	dev-python/setuptools_scm_git_archive[${PYTHON_USEDEP}]
+	virtual/pkgconfig
+	doc? (
+		>=app-text/dvipng-1.15-r1
+		>=dev-python/colorspacious-1.1.2[${PYTHON_USEDEP}]
+		>=dev-python/ipython-1.18.2[${PYTHON_USEDEP}]
+		>=dev-python/numpydoc-0.9.2[${PYTHON_USEDEP}]
+		>=dev-python/scipy-1.4.1[${PYTHON_USEDEP}]
+		>=dev-python/sphinx-1.3.1[${PYTHON_USEDEP}]
+		>=dev-python/sphinx-gallery-0.3.1-r1[${PYTHON_USEDEP}]
+		>=dev-python/xlwt-1.3.0-r1[${PYTHON_USEDEP}]
+		virtual/latex-base
+		dev-texlive/texlive-latexextra
+		dev-texlive/texlive-fontsrecommended
+		dev-texlive/texlive-latexrecommended
+		dev-texlive/texlive-luatex
+		dev-texlive/texlive-xetex
+		>=media-gfx/graphviz-2.42.3[cairo]
+	)
+	test? (
+		dev-python/flaky[${PYTHON_USEDEP}]
+		dev-python/mock[${PYTHON_USEDEP}]
+		>=dev-python/pygobject-3.40.1-r1:3[cairo?,${PYTHON_USEDEP}]
+		>=www-servers/tornado-6.0.4[${PYTHON_USEDEP}]
+		x11-libs/gtk+:3[introspection]
+	)
+"
+
+# A few C++ source files are written to srcdir.
+# Other than that, the ebuild shall be fit for out-of-source build.
+DISTUTILS_IN_SOURCE_BUILD=1
+
+distutils_enable_tests pytest
+
+pkg_setup() {
+	unset DISPLAY # bug #278524
+}
+
+use_supported() {
+	case ${1} in
+		wxwidgets)
+			[[ ${EPYTHON} == python3.[678] ]]
+			;;
+	esac
+
+	return 0
+}
+
+use_setup() {
+	local uword="${2:-${1}}"
+	if use_supported "${1}" && use "${1}"; then
+		echo "${uword} = True"
+		echo "${uword}agg = True"
+	else
+		echo "${uword} = False"
+		echo "${uword}agg = False"
+	fi
+}
+
+python_prepare_all() {
+# Generates test failures, but fedora does it
+#	local PATCHES=(
+#		"${FILESDIR}"/${P}-unbundle-pycxx.patch
+#		"${FILESDIR}"/${P}-unbundle-agg.patch
+#	)
+#	rm -r agg24 CXX || die
+#	rm -r agg24 || die
+
+#	cat > lib/${PN}/externals/six.py <<-EOF
+#	from __future__ import absolute_import
+#	from six import *
+#	EOF
+
+	local PATCHES=(
+		"${FILESDIR}"/matplotlib-3.3.3-disable-lto.patch
+		"${FILESDIR}"/matplotlib-3.5.0-test.patch
+	)
+
+	# requires jupyter-nbconvert
+	rm lib/matplotlib/tests/test_backend_nbagg.py || die
+
+	sed \
+		-e 's/matplotlib.pyparsing_py[23]/pyparsing/g' \
+		-i lib/matplotlib/{mathtext,fontconfig_pattern}.py \
+		|| die "sed pyparsing failed"
+
+	sed -e 's:\(@pytest.mark.flaky\)(reruns=3):\1:' \
+		-i lib/matplotlib/tests/test_*.py || die
+
+	hprefixify setupext.py
+
+	rm -rf libqhull || die
+
+	export XDG_RUNTIME_DIR="${T}/runtime-dir"
+	mkdir "${XDG_RUNTIME_DIR}" || die
+	chmod 0700 "${XDG_RUNTIME_DIR}" || die
+
+	distutils-r1_python_prepare_all
+}
+
+python_configure_all() {
+	append-flags -fno-strict-aliasing
+	append-cppflags -DNDEBUG  # or get old trying to do triangulation
+	tc-export PKG_CONFIG
+}
+
+python_configure() {
+	mkdir -p "${BUILD_DIR}" || die
+
+	# create setup.cfg (see setup.cfg.template for any changes).
+
+	# common switches.
+	cat > "${BUILD_DIR}"/setup.cfg <<- EOF || die
+		[directories]
+		basedirlist = ${EPREFIX}/usr
+		[provide_packages]
+		pytz = False
+		dateutil = False
+		[libs]
+		system_freetype = True
+		system_qhull = True
+		[packages]
+		tests = $(usex test True False)
+		[gui_support]
+		agg = True
+		gtk = False
+		gtkagg = False
+		macosx = False
+		pyside = False
+		pysideagg = False
+		qt4 = False
+		qt4agg = False
+		$(use_setup cairo)
+		$(use_setup gtk3)
+		$(use_setup qt5)
+		$(use_setup tk)
+		$(use_setup wxwidgets wx)
+	EOF
+
+	if use gtk3 && use cairo; then
+		echo "gtk3cairo = True" >> "${BUILD_DIR}"/setup.cfg || die
+	else
+		echo "gtk3cairo = False" >> "${BUILD_DIR}"/setup.cfg || die
+	fi
+}
+
+wrap_setup() {
+	local MAKEOPTS=-j1
+	local -x MPLSETUPCFG="${BUILD_DIR}"/setup.cfg
+	"$@"
+}
+
+python_compile() {
+	wrap_setup distutils-r1_python_compile --build-lib="${BUILD_DIR}"/lib
+}
+
+python_compile_all() {
+	if use doc; then
+		cd doc || die
+
+		# necessary for in-source build
+		local -x PYTHONPATH="${BUILD_DIR}"/build/lib:${PYTHONPATH}
+
+		VARTEXFONTS="${T}"/fonts \
+		emake SPHINXOPTS= O=-Dplot_formats=png:100 html
+	fi
+}
+
+src_test() {
+	virtx distutils-r1_src_test
+}
+
+python_test() {
+	# we need to rebuild mpl against bundled freetype, otherwise
+	# over 1000 tests will fail because of mismatched font rendering
+	grep -v system_freetype "${BUILD_DIR}"/setup.cfg \
+		> "${BUILD_DIR}"/test-setup.cfg || die
+	local -x MPLSETUPCFG="${BUILD_DIR}"/test-setup.cfg
+	ln -s "${WORKDIR}/freetype-${FT_PV}" "${BUILD_DIR}" || die
+	distutils-r1_python_compile -j1 --build-lib="${BUILD_DIR}"/test-lib
+	local -x PYTHONPATH=${BUILD_DIR}/test-lib:${PYTHONPATH}
+
+	"${EPYTHON}" -c "import sys, matplotlib as m; sys.exit(m.test(argv=['-m', 'not network'], verbosity=2))" || die
+}
+
+python_install() {
+	wrap_setup distutils-r1_python_install
+
+	# mpl_toolkits namespace
+	python_moduleinto mpl_toolkits
+	python_domodule lib/mpl_toolkits/__init__.py
+}
+
+python_install_all() {
+	use doc && local HTML_DOCS=( doc/build/html/. )
+
+	distutils-r1_python_install_all
+
+	if use examples; then
+		dodoc -r examples
+		docompress -x /usr/share/doc/${PF}/examples
+	fi
+
+	find "${D}" -name '*.pth' -delete || die
+}