code: def get_performance_data(self, project, **params):
          '''
          Gets a dictionary of PerformanceSeries objects
  
          You can specify which signatures to get by passing signature to this function
          '''
          results = self._get_json(self.PERFORMANCE_DATA_ENDPOINT, project, **params)
  
          return {k: PerformanceSeries(v) for k, v in results.items()f get_performance_data(self, project, **params):
          '''
          Gets a dictionary of PerformanceSeries objects
  
          You can specify which signatures to get by passing signature to this function
          '''
          results = self._get_json(self.PERFORMANCE_DATA_ENDPOINT, project, **params)
  
          return {k: PerformanceSeries(v) for k, v in results.items()}
docs: Gets a dictionary of PerformanceSeries objects
  
          You can specify which signatures to get by passing signature to this function