示例#1
0
    async def extreme(self, ctx, *args: str):
        """Plots pairs of lowest rated unsolved problem and highest rated solved problem for every
        contest that was rated for the given user.
        """
        (solved, unsolved, nolegend), args = cf_common.filter_flags(
            args, ['+solved', '+unsolved', '+nolegend'])
        legend, = cf_common.negate_flags(nolegend)
        if not solved and not unsolved:
            solved = unsolved = True

        handles = args or ('!' + str(ctx.author), )
        handle, = await cf_common.resolve_handles(ctx, self.converter, handles)
        ratingchanges = await cf.user.rating(handle=handle)
        if not ratingchanges:
            raise GraphCogError(f'User {handle} is not rated')

        contest_ids = [change.contestId for change in ratingchanges]
        subs_by_contest_id = {contest_id: [] for contest_id in contest_ids}
        for sub in await cf.user.status(handle=handle):
            if sub.contestId in subs_by_contest_id:
                subs_by_contest_id[sub.contestId].append(sub)

        packed_contest_subs_problemset = [
            (cf_common.cache2.contest_cache.get_contest(contest_id),
             cf_common.cache2.problemset_cache.get_problemset(contest_id),
             subs_by_contest_id[contest_id]) for contest_id in contest_ids
        ]

        rating = max(
            ratingchanges,
            key=lambda change: change.ratingUpdateTimeSeconds).newRating
        _plot_extreme(handle, rating, packed_contest_subs_problemset, solved,
                      unsolved, legend)

        discord_file = gc.get_current_figure_as_file()
        embed = discord_common.cf_color_embed(
            title='Codeforces extremes graph')
        discord_common.attach_image(embed, discord_file)
        discord_common.set_author_footer(embed, ctx.author)
        await ctx.send(embed=embed, file=discord_file)
示例#2
0
    async def scatter(self, ctx, *args):
        """Plot Codeforces rating overlaid on a scatter plot of problems solved.
        Also plots a running average of ratings of problems solved in practice."""
        (nolegend, ), args = cf_common.filter_flags(args, ['+nolegend'])
        legend, = cf_common.negate_flags(nolegend)
        filt = cf_common.SubFilter()
        args = filt.parse(args)
        handle, bin_size, point_size = None, 10, 3
        for arg in args:
            if arg[0:2] == 'b=':
                bin_size = int(arg[2:])
            elif arg[0:2] == 's=':
                point_size = int(arg[2:])
            else:
                if handle:
                    raise GraphCogError('Only one handle allowed.')
                handle = arg

        if bin_size < 1 or point_size < 1 or point_size > 100:
            raise GraphCogError('Invalid parameters')

        handle = handle or '!' + str(ctx.author)
        handle, = await cf_common.resolve_handles(ctx, self.converter,
                                                  (handle, ))
        rating_resp = [await cf.user.rating(handle=handle)]
        rating_resp = [
            filt.filter_rating_changes(rating_changes)
            for rating_changes in rating_resp
        ]
        submissions = filt.filter_subs(await cf.user.status(handle=handle))

        def extract_time_and_rating(submissions):
            return [(dt.datetime.fromtimestamp(sub.creationTimeSeconds),
                     sub.problem.rating) for sub in submissions]

        if not any(submissions):
            raise GraphCogError(f'No submissions for user `{handle}`')

        solved_by_type = _classify_submissions(submissions)
        regular = extract_time_and_rating(solved_by_type['CONTESTANT'] +
                                          solved_by_type['OUT_OF_COMPETITION'])
        practice = extract_time_and_rating(solved_by_type['PRACTICE'])
        virtual = extract_time_and_rating(solved_by_type['VIRTUAL'])

        plt.clf()
        _plot_scatter(regular, practice, virtual, point_size)
        labels = []
        if practice:
            labels.append('Practice')
        if regular:
            labels.append('Regular')
        if virtual:
            labels.append('Virtual')
        if legend:
            plt.legend(labels, loc='upper left')
        _plot_average(practice, bin_size)
        _plot_rating(rating_resp, mark='')

        # zoom
        ymin, ymax = plt.gca().get_ylim()
        plt.ylim(max(ymin, filt.rlo - 100), min(ymax, filt.rhi + 100))

        discord_file = gc.get_current_figure_as_file()
        embed = discord_common.cf_color_embed(
            title=f'Rating vs solved problem rating for {handle}')
        discord_common.attach_image(embed, discord_file)
        discord_common.set_author_footer(embed, ctx.author)
        await ctx.send(embed=embed, file=discord_file)