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replace references to __nonzero__ with __bool__

This commit is contained in:
Jack Diederich 2006-11-30 20:50:23 +00:00
parent 030debb954
commit 629712827b
1 changed files with 3 additions and 3 deletions
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Misc/cheatsheet
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@ -269,7 +269,7 @@ x and y if x is False then x, else (1)
Notes :
Truth testing behavior can be overridden for a given class by defining
special method __nonzero__.
special method __bool__.
(1) Evaluate second arg only if necessary to determine outcome.
None
@ -1143,7 +1143,7 @@ Special methods for any class
__cmp__(s, o) Compares s to o and returns <0, 0, or >0.
Implements >, <, == etc...
__hash__(s) Compute a 32 bit hash code; hash() and dictionary ops
__nonzero__(s) Returns False or True for truth value testing
__bool__(s) Returns False or True for truth value testing
__getattr__(s, name) called when attr lookup doesn't find <name>
__setattr__(s, name, val) called when setting an attr
(inside, don't use "self.name = value"
@ -1167,7 +1167,7 @@ Operators
s&o = __and__(s,o)
s^o = __xor__(s,o) s|o = __or__(s,o)
s<<o = __lshift__(s,o) s>>o = __rshift__(s,o)
nonzero(s) = __nonzero__(s) (used in boolean testing)
bool(s) = __bool__(s) (used in boolean testing)
-s = __neg__(s) +s = __pos__(s)
abs(s) = __abs__(s) ~s = __invert__(s) (bitwise)
s+=o = __iadd__(s,o) s-=o = __isub__(s,o)