class_docstr: Test that you can serialize large objects (over 4GB)
  with Python3 - although on OSX, some versions of Python3 fail
  to serialize objects over 2GB - https://bugs.python.org/issue24658
  so YMMV.
class_docstr_tok: ["Test","that","you","can","serialize","large","objects","(","over","4GB",")","with","Python3","-","although","on","OSX",",","some","versions","of","Python3","fail","to","serialize","objects","over","2GB","-","https",":","\/\/bugs.python.org\/issue24658","so","YMMV","."]
code: def step_single(self):
      import sys
  
      if sys.version_info[0] > 2:
          self.large = b"x" * int(4.1 * 1024**3)
          self.noop = False
      else:
          self.noop = True
  
imports: from metaflow_test import MetaflowTest, ExpectationFailed, steps
label_desc: Use image node_id 1 for calling the LargeArtifactTest obj's underlying member method code with example usage: obj.step_single() without return types