code: def setUp(self):
      self.gauge_factory = GaugeFactory(GaugeMode.SYSTEM)
  
file_path: neptune-client/tests/unit/neptune/legacy/internal/hardware/metrics/test_metrics_factory.py
imports: import unittest
  from neptune.common.hardware.constants import BYTES_IN_ONE_GB
  from neptune.common.hardware.gauges.cpu import SystemCpuUsageGauge
  from neptune.common.hardware.gauges.gauge_factory import GaugeFactory, GpuMemoryGauge, GpuUsageGauge, SystemMemoryUsageGauge
  from neptune.common.hardware.gauges.gauge_mode import GaugeMode
  from neptune.common.hardware.metrics.metric import Metric, MetricResourceType
  from neptune.common.hardware.metrics.metrics_factory import MetricsFactory
  from neptune.common.hardware.resources.system_resource_info import SystemResourceInfo
label_desc: Use image node_id 1 for calling the TestMetricsFactory obj's underlying member method code with example usage: obj.setUp() without return types