| class Frame(object): |
| def __init__( |
| self, |
| f_back, |
| f_fileno, |
| f_code, |
| f_locals, |
| f_globals=None, |
| f_trace=None): |
| self.f_back = f_back |
| self.f_lineno = f_fileno |
| self.f_code = f_code |
| self.f_locals = f_locals |
| self.f_globals = f_globals |
| self.f_trace = f_trace |
| |
| if self.f_globals is None: |
| self.f_globals = {} |
| |
| |
| class FCode(object): |
| def __init__(self, name, filename): |
| self.co_name = name |
| self.co_filename = filename |
| |
| |
| def add_exception_to_frame(frame, exception_info): |
| frame.f_locals['__exception__'] = exception_info |
| |
| |
| def just_raised(trace): |
| if trace is None: |
| return False |
| return trace.tb_next is None |
| |
| |
| def cached_call(obj, func, *args): |
| cached_name = '_cached_' + func.__name__ |
| if not hasattr(obj, cached_name): |
| setattr(obj, cached_name, func(*args)) |
| |
| return getattr(obj, cached_name) |
| |
| |
