code: def test_read():
      theme = Theme({"warning": "red"})
      with tempfile.TemporaryDirectory("richtheme") as name:
          filename = os.path.join(name, "theme.cfg")
          with open(filename, "wt") as write_theme:
              write_theme.write(theme.config)
          load_theme = Theme.read(filename)
          assert theme.styles == load_theme.styles
  
file_path: rich/tests/test_theme.py
imports: import io
  import os
  import tempfile
  import pytest
  from rich.style import Style
  from rich.theme import Theme, ThemeStack, ThemeStackError
label_desc: Use image node_id 4 for calling a global function with example usage: test_read() without return types