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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _parse_book_links(dom):
 """ Parse links to the details about publications from page with book list. Args: dom (obj):
 HTMLElement container of the page with book list. Returns: list: List of strings / absolute links to book details. """

    links = []
    picker = lambda x: x.params.get("class", "").startswith("boxProKnihy")

    for el in dom.find(None, fn=picker):
        book_ref = el.find("a")

        if not book_ref or "href" not in book_ref[0].params:
            continue

        links.append(book_ref[0].params["href"])

    return links