code: def pytest_configure(config):
      config.addinivalue_line(
          "markers",
          "valgrind_error: Tests that are known to error under valgrind.",
      )
      config.addinivalue_line(
          "markers",
          "leaks_references: Tests that are known to leak references.",
      )
      config.addinivalue_line(
          "markers", "slow: Tests that are very slow."
      )
      config.addinivalue_line(
          "markers", "slow_pypy: Tests that are very slow on pypy."
      )
  
file_path: numpy/numpy/conftest.py
imports: import os
  import tempfile
  import hypothesis
  import pytest
  import numpy
  from numpy._core._multiarray_tests import get_fpu_mode
label_desc: Use image node_id 1 for calling a global function with example usage: pytest_configure(config) without return types