How to use calc_measurement_error method in yandex-tank

Best Python code snippet using yandex-tank

cumulative_criterions.py

Source:cumulative_criterions.py

...423        self.last = matched_responses424        if len(self.tangents) > self.seconds_limit:425            self.tangents.popleft()426            self.second_window.popleft()427        self.measurement_error = self.calc_measurement_error(self.tangents)428        self.total_tan = float(sum(self.tangents) / len(self.tangents))429        logger.debug(430            "Last trend for http codes %s: %.2f +/- %.2f", self.codes_mask,431            self.total_tan, self.measurement_error)432        if self.total_tan + self.measurement_error < 0:433            self.cause_second = self.second_window[0]434            logger.debug(self.explain())435            return True436        return False437    def calc_measurement_error(self, tangents):438        '''439        formula for measurement error440        sqrt ( (sum(1, n, (k_i - <k>)**2) / (n*(n-1)))441        '''442        if len(tangents) < 2:443            return 0.0444        avg_tan = float(sum(tangents) / len(tangents))445        numerator = float()446        for i in tangents:447            numerator += (i - avg_tan) * (i - avg_tan)448        return math.sqrt(numerator / len(tangents) / (len(tangents) - 1))449    def get_rc(self):450        return 30451    def explain(self):...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.