debug.py 文件源码

def __init__(self, *,
                 warnings: Optional[bool]=None,
                 highlight: Optional[bool]=None,
                 frame_context_length: int=50):
        self._show_warnings = self._env_bool(warnings, 'PY_DEVTOOLS_WARNINGS', True)
        self._highlight = self._env_bool(highlight, 'PY_DEVTOOLS_HIGHLIGHT', None)
        # 50 lines should be enough to make sure we always get the entire function definition
        self._frame_context_length = frame_context_length