class_docstr: This plugin adds option to call ``gc.collect`` after each test
code: def configure(self, options, conf):
      if not self.can_configure:
          return
  
      self.enabled = getattr(options, "performGC", False)
  
file_path: catboost/contrib/python/matplotlib/py2/matplotlib/testing/_nose/plugins/performgc.py
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import gc
  import os
  from nose.plugins import Plugin
label_desc: Use image node_id 2 for calling the PerformGC obj's underlying member method code with example usage: obj.configure(options, conf) without return types