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Diffstat (limited to 'Misc')
| -rw-r--r-- | Misc/NEWS | 7 |
1 files changed, 7 insertions, 0 deletions
@@ -294,6 +294,13 @@ Core and builtins value, but according to PEP 237 it really needs to be 1 now. This will be backported to Python 2.2.3 a well. (SF #660455) +- Added several bytecode optimizations. Provides speed-ups to + inverted in/is tests, inverted jumps, while 1 loops, and jumps to + unconditional jumps. + +- Added a new opcode, NOP, which is used in some of the bytecode + transformations. + - int(s, base) sometimes sign-folds hex and oct constants; it only does this when base is 0 and s.strip() starts with a '0'. When the sign is actually folded, as in int("0xffffffff", 0) on a 32-bit |