if obj is None:
return self
if self.fget is None:
- raise AttributeError, "unreadable attribute"
+ raise AttributeError("unreadable attribute")
return self.fget(obj)
def __set__(self, obj, value):
if self.fset is None:
- raise AttributeError, "can't set attribute"
+ raise AttributeError("can't set attribute")
self.fset(obj, value)
def __delete__(self, obj):
if self.fdel is None:
- raise AttributeError, "can't delete attribute"
+ raise AttributeError("can't delete attribute")
self.fdel(obj)
The :func:`property` builtin helps whenever a user interface has granted
call ``str()`` on that object to get the actual format string. Consider the
following two classes::
- class BraceMessage(object):
+ class BraceMessage:
def __init__(self, fmt, *args, **kwargs):
self.fmt = fmt
self.args = args
def __str__(self):
return self.fmt.format(*self.args, **self.kwargs)
- class DollarMessage(object):
+ class DollarMessage:
def __init__(self, fmt, **kwargs):
self.fmt = fmt
self.kwargs = kwargs
import random
import time
- class MyHandler(object):
+ class MyHandler:
"""
A simple handler for logging events. It runs in the listener process and
dispatches events to loggers based on the name in the received record,
def cmp_to_key(mycmp):
'Convert a cmp= function into a key= function'
- class K(object):
+ class K:
def __init__(self, obj, *args):
self.obj = obj
def __lt__(self, other):
['Struct', '__builtins__', '__doc__', '__file__', '__name__',
'__package__', '_clearcache', 'calcsize', 'error', 'pack', 'pack_into',
'unpack', 'unpack_from']
- >>> class Shape(object):
+ >>> class Shape:
def __dir__(self):
return ['area', 'perimeter', 'location']
>>> s = Shape()
Andrew Eland
Julien Élie
Lance Ellinghaus
+Phil Elson
David Ely
Jeff Epler
Tom Epperly