middlewares.py 文件源码

def display_stats(request, stats, queries):
    """
    Generate a HttpResponse of functions for a profiling run.

    _stats_ should contain a pstats.Stats of a hotshot session.
    _queries_ should contain a list of SQL queries.
    """
    sort = [request.REQUEST.get('sort_first', 'time'),
            request.REQUEST.get('sort_second', 'calls')]
    format = request.REQUEST.get('format', 'print_stats')
    sort_first_buttons = RadioButtons('sort_first', sort[0],
                                      sort_categories)
    sort_second_buttons = RadioButtons('sort_second', sort[1],
                                       sort_categories)
    format_buttons = RadioButtons('format', format,
                                  (('print_stats', 'by function'),
                                   ('print_callers', 'by callers'),
                                   ('print_callees', 'by callees')))
    output = render_stats(stats, sort, format)
    output.reset()
    output = [html.escape(unicode(line)) for line in output.readlines()]
    response = HttpResponse(mimetype='text/html; charset=utf-8')
    response.content = (stats_template %
                        {'format_buttons': format_buttons,
                         'sort_first_buttons': sort_first_buttons,
                         'sort_second_buttons': sort_second_buttons,
                         'rawqueries' : b64encode(cPickle.dumps(queries)),
                         'rawstats': b64encode(pickle_stats(stats)),
                         'stats': "".join(output),
                         'url': request.path})
    return response