Robotframework: Get suite metrics like suite name, suite status, total tests in suite, suite duration by parsing output.xml using robot.result package (api)

robotframework_suite_metrics.py

from robot.api import ExecutionResult, ResultVisitor

class SuiteResults(ResultVisitor):

    def start_suite(self, suite):

        suite_test_list = suite.tests

        if not suite_test_list:
            pass
        else:
            stats = suite.statistics
            print "Suite name:",suite
            print "Suite status:",suite.status
            print "Total tests in suite:",stats.all.total
            print "Passed tests in suite:",stats.all.passed
            print "Failed tests in suite:",stats.all.failed
            print "Suite start time:",suite.starttime
            print "Suite end time:",suite.endtime
            print "Suite duration(s):",suite.elapsedtime/float(1000)

result = ExecutionResult("output.xml")
result.visit(SuiteResults())