Author: jack.diederich
Date: Thu Nov 30 21:50:23 2006
New Revision: 52875
Modified:
python/branches/p3yk/Misc/cheatsheet
Log:
replace references to __nonzero__ with __bool__
Modified: python/branches/p3yk/Misc/cheatsheet
==============================================================================
--- python/branches/p3yk/Misc/cheatsheet (original)
+++ python/branches/p3yk/Misc/cheatsheet Thu Nov 30 21:50:23 2006
@@ -269,7 +269,7 @@
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 @@
__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 @@
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)
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