class_docstr: Classifier tests
docstr: Classifier - Setup
docstr_tok: ["Classifier","-","Setup"]
code: def setup(self):
      """Classifier - Setup"""
      with patch.object(classifier_module, "Normalizer"), patch.object(
          classifier_module, "FirehoseClient"
      ), patch.object(classifier_module, "SQSClient"), patch.dict(
          os.environ, {"CLUSTER": "prod"}
      ), patch(
          "streamalert.classifier.classifier.config.load_config",
          Mock(return_value=self._mock_conf()),
      ):
          self._classifier = Classifier()
  
imports: from collections import OrderedDict
  import os
  from mock import Mock, patch
  from nose.tools import assert_equal, assert_raises
  import streamalert.classifier.classifier
  from streamalert.classifier.classifier import Classifier
  from streamalert.shared.exceptions import ConfigError
label_desc: Use image node_id 1 for calling the TestClassifier obj's underlying member method code with example usage: obj.setup() without return types