code: def step_impl(context):
      eq_(
          context.tsne.iteration_count,
          0,
          "Expect iteration count to still be at 0",
      )
  
file_path: nptsne/test/features/steps/TextureTsneExtendedAPI.py
imports: from behave import *
  from nose.tools import *
  import nptsne
  import logging
label_desc: Use image node_id 4 for calling a global function with example usage: step_impl(context) without return types