8000 Added font list to fontManager with unit test and note in docs. · matplotlib/matplotlib@02c8086 · GitHub
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ojeda-e
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Added font list to fontManager with unit test and note in docs.
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+31
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3 files changed

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‎lib/matplotlib/font_manager.py

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@@ -1309,6 +1309,12 @@ def findfont(self, prop, fontext='ttf', directory=None,
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prop, fontext, directory, fallback_to_default, rebuild_if_missing,
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rc_params)
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def get_font_list(self):
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"""
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Return list of available fonts.
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"""
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return list(set([font.name for font in self.ttflist]))
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@lru_cache()
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def _findfont_cached(self, prop, fontext, directory, fallback_to_default,
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rebuild_if_missing, rc_params):
@@ -1447,3 +1453,4 @@ def _load_fontmanager(*, try_read_cache=True):
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fontManager = _load_fontmanager()
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findfont = fontManager.findfont
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get_font_list = fontManager.get_font_list

‎lib/matplotlib/tests/test_font_manager.py

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@@ -13,7 +13,7 @@
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from matplotlib.font_manager import (
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findfont, findSystemFonts, FontProperties, fontManager, json_dump,
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json_load, get_font, is_opentype_cff_font, MSUserFontDirectories,
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_get_fontconfig_fonts)
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_get_fontconfig_fonts, ft2font, ttfFontProperty, cbook)
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from matplotlib import pyplot as plt, rc_context
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has_fclist = shutil.which('fc-list') is not None
@@ -266,3 +266,21 @@ def test_fontcache_thread_safe():
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if proc.returncode:
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pytest.fail("The subprocess returned with non-zero exit status "
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f"{proc.returncode}.")
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def test_get_font_list():
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paths_mpl = [cbook._get_data_path('fonts', subdir) for subdir in ['ttf']]
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fonts_mpl = findSystemFonts(paths_mpl, fontext='ttf')
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fonts_system = findSystemFonts(fontext='ttf')
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ttf_fonts = []
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for path in fonts_mpl + fonts_system :
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try:
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font = ft2font.FT2Font(path)
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prop = ttfFontProperty(font)
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ttf_fonts.append(prop.name)
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except:
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pass
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available_fonts = sorted(list(set(ttf_fonts)))
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mpl_font_list = sorted(fontManager.get_font_list())
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assert len(available_fonts) == len(mpl_font_list)
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assert available_fonts == mpl_font_list

‎tutorials/text/text_props.py

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@@ -208,6 +208,11 @@
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#
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# # This is effectively translated to:
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# matplotlib.rcParams['font.family'] = ['Family1', 'SerifFamily1', 'SerifFamily2', 'Family2']
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#
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# .. note::
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# To access the full list of available fonts: ::
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#
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# matplotlib.font_manager.get_font_list()
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#
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# Text with non-latin glyphs
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# ==========================

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