def METHOD_NAME(self, nSpaces: int = 8, spaceChar: str = " ") -> None:
    """Replace tabs with spaces."""
    spaces = spaceChar*nSpaces
    self._fullMD = [p.replace("\t", spaces) for p in self._fullMD]
    if self._keepMarkdown:
        self._allMarkdown = [p.replace("\t", spaces) for p in self._allMarkdown]
    return