docs: def run(self, **kwargs):
          '''
          Run all benchmarks.
  
          Extras kwargs are passed to benchmarks construtors.
          '''
          self.report_start()
          for bench in self.benchmarks:
              bench = bench(before=self.report_before_method,
                        after=self.report_after_method,
                        after_each=self.report_progress,
                        debug=self.debug,
                        **kwargs)
              self.report_before_class(bench)
              bench.run()
              self.report_after_class(bench)
              self.runned.append(bench)
          self.report_end()