def METHOD_NAME(self, text):
    """
    Add a tag to the main tag list
    """
    self.tagsChanged = True
    hi = text.split(".")
    d = self.availTags
    for i in hi:
        r = d.get(i, None)
        if not r:
            d[i] = dict()
            d = d[i]
        else:
            d = r