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# Source code for ebooklib.utils

    # This file is part of EbookLib.
    # Copyright (c) 2013 Aleksandar Erkalovic <aerkalov@gmail.com>
    #
    # EbookLib is free software: you can redistribute it and/or modify
    # it under the terms of the GNU Affero General Public License as published by
    # the Free Software Foundation, either version 3 of the License, or
    # (at your option) any later version.
    #
    # EbookLib is distributed in the hope that it will be useful,
    # but WITHOUT ANY WARRANTY; without even the implied warranty of
    # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    # GNU Affero General Public License for more details.
    #
    # You should have received a copy of the GNU Affero General Public License
    # along with EbookLib.  If not, see <http://www.gnu.org/licenses/>.

    import io
    from lxml import etree

    def debug(obj):
        import pprint

        pp = pprint.PrettyPrinter(indent=4)
        pp.pprint(obj)

    def parse_string(s):
        try:
            tree = etree.parse(io.BytesIO(s.encode('utf-8')))
        except:
            tree = etree.parse(io.BytesIO(s))

        return tree

    def parse_html_string(s):
        from lxml import html

        utf8_parser = html.HTMLParser(encoding='utf-8')

        html_tree = html.document_fromstring(s , parser=utf8_parser)

        return html_tree

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