def __init__(self, metadata):
        self.metadata = metadata
        self.name = metadata.name
        self.key = self.name.lower()    # for case-insensitive comparisons
        self.version = metadata.version
        self.locator = None
        self.digest = None
        self.extras = None      # additional features requested
        self.context = None     # environment marker overrides
        self.download_urls = set()
        self.digests = {}
Plot evoked after and before ICA cleaning
dataset/ETHPy150Open anzev/hedwig/build/pip/pip/_vendor/distlib/database.py/Distribution.__init__--crossover with--dataset/ETHPy150Open mne-tools/mne-python/mne/viz/ica.py/_plot_ica_overlay_evoked