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# Authors: Alexandre Gramfort <alexandre.gramfort@telecom-paristech.fr>
# Denis A. Engemann <denis.engemann@gmail.com>
# Eric Larson <larson.eric.d@gmail.com>
#
# License: BSD (3-clause)
from copy import deepcopy
DEFAULTS = dict(
color=dict(mag='darkblue', grad='b', eeg='k', eog='k', ecg='m', emg='k',
ref_meg='steelblue', misc='k', stim='k', resp='k', chpi='k',
exci='k', ias='k', syst='k', seeg='k', dipole='k', gof='k',
bio='k', ecog='k', hbo='darkblue', hbr='b'),
units=dict(eeg='uV', grad='fT/cm', mag='fT', eog='uV', misc='AU',
seeg='uV', dipole='nAm', gof='GOF', emg='uV', ecg='uV',
bio='uV', ecog='uV', hbo='uM', hbr='uM'),
scalings=dict(mag=1e15, grad=1e13, eeg=1e6, eog=1e6, emg=1e6, ecg=1e6,
misc=1.0, seeg=1e4, dipole=1e9, gof=1.0, bio=1e6, ecog=1e6,
hbo=1e6, hbr=1e6),
scalings_plot_raw=dict(mag=1e-12, grad=4e-11, eeg=20e-6, eog=150e-6,
ecg=5e-4, emg=1e-3, ref_meg=1e-12, misc=1e-3,
stim=1, resp=1, chpi=1e-4, exci=1, ias=1, syst=1,
seeg=1e-5, bio=1e-6, ecog=1e-4, hbo=10e-6,
hbr=10e-6),
scalings_cov_rank=dict(mag=1e12, grad=1e11, eeg=1e5),
ylim=dict(mag=(-600., 600.), grad=(-200., 200.), eeg=(-200., 200.),
misc=(-5., 5.), seeg=(-200., 200.), dipole=(-100., 100.),
gof=(0., 1.), bio=(-500., 500.), ecog=(-200., 200.), hbo=(0, 20),
hbr=(0, 20)),
titles=dict(eeg='EEG', grad='Gradiometers', mag='Magnetometers',
misc='misc', seeg='sEEG', dipole='Dipole', eog='EOG',
gof='Goodness of fit', ecg='ECG', emg='EMG', bio='BIO',
ecog='ECoG', hbo='Oxyhemoglobin', hbr='Deoxyhemoglobin'),
mask_params=dict(marker='o',
markerfacecolor='w',
markeredgecolor='k',
linewidth=0,
markeredgewidth=1,
markersize=4),
)
def _handle_default(k, v=None):
"""Helper to avoid dicts as default keyword arguments
Use this function instead to resolve default dict values. Example usage::
scalings = _handle_default('scalings', scalings)
"""
this_mapping = deepcopy(DEFAULTS[k])
if v is not None:
if isinstance(v, dict):
this_mapping.update(v)
else:
for key in this_mapping.keys():
this_mapping[key] = v
return this_mapping
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