code: def test_byte_compilation(self, prefix_loader):
      log = self.compile_down(prefix_loader, py_compile=True)
      assert 'Byte-compiled "a/test.html"' in log
      self.mod_env.get_template("a/test.html")
      mod = (
          self.mod_env.loader.module.tmpl_3c4ddf650c1a73df961a6d3d2ce2752f1b8fd490
      )
      assert mod.__file__.endswith(".pyc")
  
imports: import os
  import shutil
  import sys
  import tempfile
  import time
  import weakref
  import pytest
  from jinja2 import Environment
  from jinja2 import loaders
  from jinja2._compat import PY2
  from jinja2._compat import PYPY
  from jinja2.exceptions import TemplateNotFound
  from jinja2.loaders import split_template_path
  import yatest.common
label_desc: Use image node_id 9 for calling the TestModuleLoader obj's underlying member method code with example usage: obj.test_byte_compilation(prefix_loader) without return types