def test_RcParams_class():
rc = mpl.RcParams({
'font.cursive':
['Apple Chancery', 'Textile', 'Zapf Chancery', 'cursive'],
'font.family':
'sans-serif',
'font.weight':
'normal',
'font.size':
12
})
expected_repr = """
RcParams({'font.cursive': ['Apple Chancery',
'Textile',
'Zapf Chancery',
'cursive'],
'font.family': ['sans-serif'],
'font.size': 12.0,
'font.weight': 'normal'})""".lstrip()
assert expected_repr == repr(rc)
expected_str = """
font.cursive: ['Apple Chancery', 'Textile', 'Zapf Chancery', 'cursive']
font.family: ['sans-serif']
font.size: 12.0
font.weight: normal""".lstrip()
assert expected_str == str(rc)
# test the find_all functionality
assert ['font.cursive', 'font.size'] == sorted(rc.find_all('i[vz]'))
assert ['font.family'] == list(rc.find_all('family'))
def test_rcparams_update():
rc = mpl.RcParams({'figure.figsize': (3.5, 42)})
bad_dict = {'figure.figsize': (3.5, 42, 1)}
# make sure validation happens on input
with pytest.raises(ValueError), \
pytest.warns(UserWarning, match="validate"):
rc.update(bad_dict)
def test_rcparams_init():
with pytest.raises(ValueError):
with warnings.catch_warnings():
warnings.filterwarnings('ignore',
message='.*(validate)',
category=UserWarning)
mpl.RcParams({'figure.figsize': (3.5, 42, 1)})
def test_rcparams_init():
if sys.version_info[:2] < (2, 7):
raise nose.SkipTest("assert_raises as context manager "
"not supported with Python < 2.7")
with assert_raises(ValueError):
with warnings.catch_warnings():
warnings.filterwarnings('ignore',
message='.*(validate)',
category=UserWarning)
mpl.RcParams({'figure.figsize': (3.5, 42, 1)})
def test_rcparams_update():
rc = mpl.RcParams({'figure.figsize': (3.5, 42)})
bad_dict = {'figure.figsize': (3.5, 42, 1)}
# make sure validation happens on input
with pytest.raises(ValueError):
with warnings.catch_warnings():
warnings.filterwarnings('ignore',
message='.*(validate)',
category=UserWarning)
rc.update(bad_dict)
def test_RcParams_class():
rc = mpl.RcParams({
'font.cursive':
['Apple Chancery', 'Textile', 'Zapf Chancery', 'cursive'],
'font.family':
'sans-serif',
'font.weight':
'normal',
'font.size':
12
})
if six.PY3:
expected_repr = """
RcParams({'font.cursive': ['Apple Chancery',
'Textile',
'Zapf Chancery',
'cursive'],
'font.family': ['sans-serif'],
'font.size': 12.0,
'font.weight': 'normal'})""".lstrip()
else:
expected_repr = """
RcParams({u'font.cursive': [u'Apple Chancery',
u'Textile',
u'Zapf Chancery',
u'cursive'],
u'font.family': [u'sans-serif'],
u'font.size': 12.0,
u'font.weight': u'normal'})""".lstrip()
assert_str_equal(expected_repr, repr(rc))
if six.PY3:
expected_str = """
font.cursive: ['Apple Chancery', 'Textile', 'Zapf Chancery', 'cursive']
font.family: ['sans-serif']
font.size: 12.0
font.weight: normal""".lstrip()
else:
expected_str = """
font.cursive: [u'Apple Chancery', u'Textile', u'Zapf Chancery', u'cursive']
font.family: [u'sans-serif']
font.size: 12.0
font.weight: normal""".lstrip()
assert_str_equal(expected_str, str(rc))
# test the find_all functionality
assert ['font.cursive', 'font.size'] == sorted(rc.find_all('i[vz]').keys())
assert ['font.family'] == list(six.iterkeys(rc.find_all('family')))
def test_rcparams_update():
if sys.version_info[:2] < (2, 7):
raise nose.SkipTest("assert_raises as context manager "
"not supported with Python < 2.7")
rc = mpl.RcParams({'figure.figsize': (3.5, 42)})
bad_dict = {'figure.figsize': (3.5, 42, 1)}
# make sure validation happens on input
with assert_raises(ValueError):
with warnings.catch_warnings():
warnings.filterwarnings('ignore',
message='.*(validate)',
category=UserWarning)
rc.update(bad_dict)
def mpl_style():
import matplotlib as mpl
import matplotlib.pyplot as plt
rcp = mpl.RcParams()
rcp["axes.facecolor"] = PLOT_BGCOLOR
rcp["figure.facecolor"] = PAPER_BGCOLOR
# ticks
for xy in ["x", "y"]:
rcp[f'{xy}tick.color'] = TEXT_COLOR
rcp[f'{xy}tick.direction'] = "out"
rcp[f'{xy}tick.major.size'] = 10
rcp["axes.spines.top"] = False
rcp["axes.spines.right"] = False
rcp["axes.grid"] = True
rcp["grid.color"] = BORDER_COLOR
rcp["grid.alpha"] = 0.9
rcp["grid.linewidth"] = 1.0
rcp["axes.linewidth"] = 2.0
rcp["axes.edgecolor"] = BORDER_COLOR
rcp["lines.color"] = BORDER_COLOR
rcp['axes.prop_cycle'] = mpl.rcsetup.cycler('color', COLOR_CYCLE)
# fonts and text
rcp["font.family"] = ["Source Sans Pro", "DejaVu Sans"]
rcp["font.size"] = 14
rcp["text.color"] = TEXT_COLOR
rcp['axes.labelcolor'] = TEXT_COLOR
rcp['axes.titlesize'] = 'x-large'
rcp['axes.labelsize'] = 'large'
plt.style.library["qeds"] = rcp
plt.style.reload_library()
plt.style.use("qeds")
return rcp
def test_rcparams_init():
with pytest.raises(ValueError), \
pytest.warns(UserWarning, match="validate"):
mpl.RcParams({'figure.figsize': (3.5, 42, 1)})
def __init__(self, name):
self.name = name
self.rc_params = matplotlib.RcParams(RC_DEFAULTS.copy())
self.preset_params = set()
import os
import glob
import appdirs
import matplotlib
import nputils
import pkg_resources
RC_DEFAULTS = matplotlib.RcParams(matplotlib.rcParams.copy())
DEFAULT_PRESETS_PATH = 'presets'
USER_PRESETS_PATH = appdirs.user_data_dir('libwise')
mpl_1_5 = float(matplotlib.__version__[:3]) >= 1.5
def set_rc_preset(preset_name, kargs={}):
preset = RcPreset.load(preset_name)
for key, value in kargs.items():
preset.set_key(key, value)
preset.apply()
def set_color_cycles(colors):
if mpl_1_5:
matplotlib.rcParams["axes.prop_cycle"] = matplotlib.cycler(
'color', colors)
else:
matplotlib.rcParams["axes.color_cycle"] = colors
import matplotlib ''' matplotlib.RcParams (stands for runtime configuration parameters) is class that creates dict-like objects - It is a class that is defined directly in matplotlib namespace (i.e. it is defined in the __init__.py file) - It is used to create the "rcParams" object, which is an instance of RcParams that contains (all of?) the default settings for matplotlib (e.g. the default figure size) '''
def _validate_legend_loc(loc):
rc = matplotlib.RcParams()
rc["legend.loc"] = loc
return loc