def __normalize_str(name):
    return ''.join(ch for ch in name if ch.isalnum()).lower()
Set the tab style for the underlying widget.
dataset/ETHPy150Open craffel/pretty-midi/pretty_midi/utilities.py/__normalize_str--crossover with--dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/wx/wx_notebook.py/WxNotebook.set_tab_style