Exemplo n.º 1
0
    def last_metrics(cls):
        last_24_hours = arrow.utcnow().replace(hours=-24).datetime

        objects = cls.select().where(cls.timestamp >= last_24_hours)
        count = objects.count()
        if count == 0:
            return

        last_1_hour = arrow.utcnow().replace(hours=-1).datetime

        accepted = cls.select(fn.Sum(
            cls.accepts)).where(cls.timestamp >= last_24_hours)
        rejected = cls.select(fn.Sum(
            cls.rejects)).where(cls.timestamp >= last_24_hours)
        delay = cls.select(fn.Avg(cls.delay)).where(
            cls.timestamp >= last_24_hours, cls.accepts >= 0, cls.delay >= 0)

        metrics = {
            'count':
            count,
            'accepted':
            accepted or 0,
            'rejected':
            rejected or 0,
            'delay':
            delay or 0.0,
            'abandoned':
            objects.filter(cls.accepts == 0,
                           cls.timestamp <= last_1_hour).count(),
            #'count_accepts': objects.filter(accepts__gte=1).count(),
        }

        metrics['requests'] = metrics['accepted'] + metrics['rejected']

        return metrics
Exemplo n.º 2
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def report():
    donations = Donation.select(
        Donation.donor,
        fn.Count(Donation.value).alias('count'),
        fn.Sum(Donation.value).alias('total'),
        fn.Avg(Donation.value).alias('average')).group_by(Donation.donor)
    return render_template('report.jinja2', donations=donations)
Exemplo n.º 3
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def get_high_and_average_scores():
    high_score, average_score = (ScoreEntry
                                 .select(fn.Max(ScoreEntry.final_score),
                                         fn.Avg(ScoreEntry.final_score))
                                 .scalar(as_tuple=True))
    if (high_score, average_score) == (None, None):
        high_score, average_score = 0, 0
    return high_score, average_score
Exemplo n.º 4
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    def run(self):
        self.event.set()

        avg_length_type1 = DocumentModel.select(
            fn.Avg(fn.Length(DocumentModel.content)))
        avg_length_type2 = DocumentModel.select(
            fn.Avg(fn.Length(DocumentModel.title)))

        lst_args.setdefault("avg_length_type1", avg_length_type1)
        lst_args.setdefault("avg_length_type2", avg_length_type2)

        pool = Pool(processes=cpu_count(), initializer=start_process)
        pool.map_async(calculate, StemDocumentRelationModel.select())

        pool.close()
        pool.join()

        self.event.clear()
Exemplo n.º 5
0
    def run(self):
        self.summary_msg = summary_template
        self.best_set_desc = best_set_desc
        avg_fg_bind, avg_bg_bind, nprimers = (Primer.select(
            fn.Avg(Primer.fg_freq), fn.Avg(Primer.bg_freq),
            fn.Count(Primer.seq)).scalar(as_tuple=True))

        if (avg_fg_bind is None) or (avg_bg_bind is None):
            (avg_fg_bind, avg_bg_bind) = (0, 0)

        fg_bind_ratio = avg_fg_bind / float(self.fg_length)
        bg_bind_ratio = avg_bg_bind / float(self.bg_length)
        nactive = Primer.select().where(Primer.active == True).count()

        min_tm, max_tm, avg_tm = (Primer.select(fn.Min(
            Primer.tm), fn.Max(Primer.tm), fn.Avg(
                Primer.tm)).where(Primer.active == True).scalar(as_tuple=True))

        nsets = Set.select(fn.Count(Set._id)).scalar()

        if nsets > 0:
            bs = Set.select().order_by(Set.score).limit(1).get()
            bs_primers = ", ".join(bs.primer_seqs()).strip()
            best_set = bs._id
            bs_size = bs.set_size
            bs_score = bs.score
            bs_stats = "- " + "\n - ".join(
                fmtkv(k, bs.__dict__['_data'][k])
                for k in bs.exported_fields()
                if k not in ["_id", "pids", "score", "primers"])
            self.best_set_desc = self.best_set_desc.format(**locals())

        if_no_primers_msg = click.style(
            "Run `swga count` to find possible primers."
            if nprimers == 0 else "",
            fg='green')
        if_no_active_primers_msg = click.style(
            "Run `swga filter` to identify primers to use."
            if nactive == 0 else "",
            fg='green')
        melting_tmp_msg = (
            "The melting temp of the primers ranges between {min_tm:.2f}C and "
            "{max_tm:.2f}C with an average of {avg_tm:.2f}C."
            if nactive > 0 and min_tm and max_tm else
            "No melting temps have been calculated yet.").format(**locals())
        ifzero_sets_msg = click.style(
            "Run `swga find_sets` after identifying valid primers to begin "
            "collecting sets.\n",
            fg='green')

        set_msg = (self.best_set_desc if nsets > 0 else ifzero_sets_msg)

        primer_db = os.path.abspath(self.primer_db)
        nprimers = click.style(str(nprimers), bold=True, fg='blue')
        nactive = click.style(str(nactive), bold=True, fg='blue')
        nsets = click.style(str(nsets), bold=True, fg='blue')

        self.header = click.style("swga v{}".format(__version__), fg='green')

        # Copy all the relevant values into one dict
        values = self.__dict__.copy()
        values.update(locals())

        # Format the summary message with all the calculated values

        self.summary_msg = self.summary_msg.format(**values)
        click.echo(quote(self.summary_msg, quote="  ", width=200))
Exemplo n.º 6
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def get_x_values(x, x_low, x_high, algorithm, version_constraint, with_ignored,
                 m_type, y_values):
    """Build a database (sub-)query to fetch x-values in a generic manner."""
    logging.info('Building up x-values.')
    x_values = None
    if x == 'size':
        x_values = (Run.select(Run.id,
                               fn.Avg(Polygon.size).alias('x'), y_values.c.y,
                               y_values.c.algorithm_id).join(Polygon).where(
                                   Polygon.type == m_type,
                                   version_constraint).order_by().alias('t1'))

        if x_low is not None:
            x_values = x_values.where(Polygon.size >= x_low)
        if x_high is not None:
            x_values = x_values.where(Polygon.size <= x_high)
    elif x == 'path':
        x_values = (Run.select(
            Run.id,
            fn.Avg(Instance.path_length).alias('x'), y_values.c.y,
            y_values.c.algorithm_id).join(Polygon).switch(Run).join(
                Instance).where(Polygon.type == m_type,
                                version_constraint).order_by().alias('t1'))

        if x_low is not None:
            x_values = x_values.where(Instance.path_length >= x_low)
        if x_high is not None:
            x_values = x_values.where(Instance.path_length <= x_high)
    elif '.' in x:
        parts = x.split('.')
        if len(parts) != 2:
            logging.critical('I do not know how to interpret x-values "%s".',
                             x)
            return 1

        property_class = None
        if parts[0] == 'i':
            property_class = IntegerProperty

        if property_class is None:
            logging.critical('Prefix "%s" is unknown.', parts[0])
            return 1

        try:
            property = PropertyName.get(PropertyName.name == parts[1])
        except DoesNotExist:
            logging.critical('Property "%s" is unknown.', parts[1])
            return 1

        x_values = (Run.select(
            Run.id,
            fn.Avg(property_class.value).alias('x'), y_values.c.y,
            y_values.c.algorithm_id).join(Instance).join(
                property_class).switch(Run).join(Polygon).where(
                    Instance.algorithm == algorithm,
                    property_class.name == property, Polygon.type == m_type,
                    version_constraint).order_by().alias('t1'))

        if x_low is not None:
            x_values = x_values.where(property_class.value >= x_low)
        if x_high is not None:
            x_values = x_values.where(property_class.value <= x_high)

    return x_values
Exemplo n.º 7
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def route_index():
    center_coords = Stop.select(
        fn.Avg(Stop.lat).alias('lat'),
        fn.Avg(Stop.lng).alias('lng')).get()
    return render_template('index.html', center_coords=center_coords)