Exemplo n.º 1
0
def ext_semester(doc_id):

    """
    Try to find a "Spring/Fall YY/YYY" pattern.

    Args:
        doc_id (int): The document id.
    """

    doc_text = Document_Text.get(Document_Text.document==doc_id)

    pattern = re.compile(r'''
        (?P<semester>fall|autumn|winter|spring|summer)
        [\s\']+
        (?P<year>\d{4}|\d{2})
    ''', re.I+re.X)

    match = re.search(pattern, doc_text.text)

    if match:

        row = Document_Date_Semester(
            document=doc_id,
            offset=match.start(),
            semester=match.group('semester'),
            year=match.group('year')
        )

        if row.date.year > 1980 and row.date < datetime.now():
            row.save()
            return row