python-mastery/structure.py
2023-12-10 10:28:49 -06:00

23 lines
608 B
Python

import sys
class Structure:
_fields = ()
@staticmethod
def _init():
locs = sys._getframe(1).f_locals
self = locs.pop('self')
for name, val in locs.items():
setattr(self, name, val)
def __repr__(self):
args = map(lambda field: f"{field}={getattr(self, field)!r}", self._fields)
return f"{type(self).__name__}({', '.join(args)})"
def __setattr__(self, name, value):
if name in self._fields or name[0] == '_':
super().__setattr__(name, value)
else:
raise AttributeError(f"No attribute {name}")