代码可用的所有模块

• _pytest._code.code
• _pytest.assertion
• _pytest.cacheprovider
• _pytest.capture
• _pytest.config
• _pytest.config.argparsing
• _pytest.config.exceptions
• _pytest.doctest
• _pytest.fixtures
• _pytest.freeze_support
• _pytest.hookspec
• _pytest.junitxml
• _pytest.logging
• _pytest.main
• _pytest.mark
• _pytest.mark.structures
• _pytest.monkeypatch
• _pytest.nodes
• _pytest.outcomes
• _pytest.pytester
• _pytest.python
• _pytest.python_api
• _pytest.recwarn
• _pytest.reports
• _pytest.runner
• _pytest.tmpdir
• builtins
• pluggy.callers
• pluggy.manager
• pytest