docstr: setup any state tied to the execution of the given method in a
  class.  setup_method is invoked for every test method of a class.
docstr_tok: ["setup","any","state","tied","to","the","execution","of","the","given","method","in","a","class",".","setup_method","is","invoked","for","every","test","method","of","a","class","."]
code: def setup_method(self, method):
      """setup any state tied to the execution of the given method in a
      class.  setup_method is invoked for every test method of a class.
      """
      sparkConf = (
          init_spark_conf()
          .setMaster("local[1]")
          .setAppName("testNNClassifer")
      )
      self.sc = init_nncontext(sparkConf)
      self.sqlContext = SQLContext(self.sc)
      assert self.sc.appName == "testNNClassifer"
  
imports: import errno
  import shutil
  import pytest
  from bigdl.nn.criterion import *
  from bigdl.nn.layer import *
  from bigdl.optim.optimizer import *
  from numpy.testing import assert_allclose
  from pyspark.ml import Pipeline, PipelineModel
  from pyspark.ml.feature import MinMaxScaler
  from pyspark.ml.tuning import ParamGridBuilder
  from pyspark.sql.types import *
  from zoo.common.nncontext import *
  from zoo.feature.common import *
  from zoo.feature.image import *
  from zoo.pipeline.api.keras import layers
  from zoo.pipeline.api.keras.models import Model
  from zoo.pipeline.api.keras.optimizers import Adam
  from zoo.pipeline.nnframes import *
  from zoo.util.tf import *
label_desc: Use image node_id 1 for calling the TestNNClassifer obj's underlying member method code with example usage: obj.setup_method(method) without return types