Synnefo » ./kamaki

def guess_mime_type(

        filename,

        default_content_type='application/octet-stream',

        default_encoding=None):

    assert filename, 'Cannot guess mimetype for empty filename'

    try:

        from mimetypes import guess_type

        ctype, cenc = guess_type(filename)

        return ctype or default_content_type, cenc or default_encoding

    except ImportError:

        print 'WARNING: Cannot import mimetypes, using defaults'

        return (default_content_type, default_encoding)