Update models

    def contains_comments(self, recursive=False):

        return bool(self.get_comments(recursive))

    @property

    def bbox(self):

        return self.body.bbox

    def get_leafs(self):

        return [node for node in self.find_all() if node.find() is None]

class HTMLPP(HTMLP):

    def __init__(self, markup="", **kwargs):

    def find_all_usable(self, attrs=None, recursive=True, text=None, limit=None, **kwargs):

        if attrs is None:

            attrs = {}

        return self.find_all(lambda tag: tag.is_usable, attrs=attrs, recursive=recursive, text=text, limit=limit,

        return self.body.find_all(lambda tag: tag.is_usable, attrs=attrs, recursive=recursive, text=text, limit=limit,

                                  **kwargs)

    @property

    def bbox(self):

        return self.body.bbox

    def remove_unusable_tags(self):

        for t in self.body.find_all(lambda tag: not tag.is_usable, recursive=True):

            t.extract()

    def __copy__(self):

        return type(self)(self.prettify())

    def get_leafs(self, usable_tags: bool = True):

        return [node for node in self.find_all() if node.find() is None and node.is_usable]

    @classmethod

    def from_tags(cls, tags: List[HTMLPPTag]):

        return cls("".join(map(str, tags)))

class Zone(BaseModel):

    id: int

    htmlpp: Union[List[HTMLPP], HTMLPP]

    keywords: Optional[Keywords] = None

    keywords: Optional[Keywords] = []

    class Config:

        arbitrary_types_allowed = True