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How to use rps_at method in yandex-tank

Best Python code snippet using yandex-tank

schedule.py

Source:schedule.py

...20        interval = 1000.0 / self.rps21        return (22            int(i * interval)23            for i in range(0, int(self.rps * self.duration / 1000)))24    def rps_at(self, t):25        '''Return rps for second t'''26        if t <= self.duration:27            return self.rps28        else:29            return 030    def get_duration(self):31        '''Return step duration'''32        return self.duration33    def __len__(self):34        '''Return total ammo count'''35        return self.duration / 1000 * self.rps36    def get_rps_list(self):37        return [(int(self.rps), self.duration / 1000)]38    def __repr__(self):39        return 'const(%s, %s)' % (self.rps, self.duration / 1000)40class Line(object):41    '''Load plan with linear load'''42    def __init__(self, minrps, maxrps, duration):43        self.minrps = float(minrps)44        self.maxrps = float(maxrps)45        self.duration = duration / 1000.046        self.b = self.minrps47        self.k = (self.maxrps - self.minrps) / self.duration48    def ts(self, n):49            _, root2 = solve_quadratic(self.k / 2.0, self.b, -n)50            return int(root2 * 1000)51    def __iter__(self):52        return (self.ts(n) for n in range(0, self.__len__()))53    def rps_at(self, t):54        '''Return rps for second t'''55        if t <= self.duration:56            return self.minrps + float(57                self.maxrps - self.minrps) * t / self.duration58        else:59            return 060    def get_duration(self):61        '''Return step duration'''62        return int(self.duration * 1000)63    def __len__(self):64        '''Return total ammo count'''65        return int(self.k / 2.0 * (self.duration ** 2) + self.b * self.duration)66    def get_float_rps_list(self):67        '''68        get list of constant load parts (we have no constant load at all,69        but tank will think so), with parts durations (float)70        '''71        int_rps = range(int(self.minrps), int(self.maxrps) + 1)72        step_duration = float(self.duration) / len(int_rps)73        return [(rps, int(step_duration)) for rps in int_rps]74    def get_rps_list(self):75        '''76        get list of each second's rps77        '''78        seconds = range(0, int(self.duration))79        rps_groups = groupby([int(self.rps_at(t))80                              for t in seconds], lambda x: x)81        rps_list = [(rps, len(list(rpl))) for rps, rpl in rps_groups]82        return rps_list83class Composite(object):84    '''Load plan with multiple steps'''85    def __init__(self, steps):86        self.steps = steps87    def __iter__(self):88        base = 089        for step in self.steps:90            for ts in step:91                yield ts + base92            base += step.get_duration()93    def get_duration(self):...

load_plan.py

Source:load_plan.py

...13        if self.rps == 0:14            return iter([])15        interval = 1000000 / self.rps16        return (i * interval for i in xrange(0, self.rps * self.duration))17    def rps_at(self, t):18        '''Return rps for second t'''19        if t <= self.duration:20            return self.rps21        else:22            return 023    def get_duration(self):24        '''Return step duration'''25        return self.duration26    def __len__(self):27        '''Return total ammo count'''28        return self.duration * self.rps29class Line(object):30    '''Load plan with linear load'''31    def __init__(self, minrps, maxrps, duration):32        self.minrps = minrps33        self.maxrps = maxrps34        self.duration = duration35        self.k = float(self.maxrps - self.minrps) / self.duration36        self.b = 1 + 2 * self.minrps / self.k37    def __iter__(self):38        k = self.k39        b = self.b40        #FIXME: does not work for negative k (minrps > maxrps)41        if k < 0:42            raise NotImplementedError("We have no support for descending linear load yet")43        '''44        Solve equation:45        n(t) = k/2 * t^2 + (k/2 + r0) * t46        where r(t) = k(t + 1/2) + r0 -- rps47        r0 is initial rps.48        '''49        def timestamp(n):50            return int((math.sqrt(b ** 2 + 8 * n / k) - b) * 500000)  # (sqrt(b^2 + 8 * n / k) - b) / 2 -- time in seconds51        ''' Find ammo count given the time '''52        def number(t):53            return int(k * (t ** 2) / 2 + (k / 2 + self.minrps) * self.duration)54        return (timestamp(n) for n in xrange(0, self.__len__()))55    def rps_at(self, t):56        '''Return rps for second t'''57        if t <= self.duration:58            return self.minrps + float(self.maxrps - self.minrps) * t / self.duration59        else:60            return 061    def get_duration(self):62        '''Return step duration'''63        return self.duration64    def __len__(self):65        '''Return total ammo count'''66        return int(self.k * (self.duration ** 2) / 2 + (self.k / 2 + self.minrps) * self.duration)67class Composite(object):68    '''Load plan with multiple steps'''69    def __init__(self, steps):...

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