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| -rw-r--r-- | Misc/NEWS | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -12,6 +12,11 @@ What's New in Python 2.4 alpha 1? Core and builtins ----------------- +- Optimized list.extend() to save memory and no longer create + intermediate sequences. Also, extend() now pre-allocates the + needed memory whenever the length of the iterable is known in + advance -- this halves the time to extend the list. + - Optimized list resize operations to make fewer calls to the system realloc(). Significantly speeds up list appends, list pops, list comprehensions, and the list contructor (when the input iterable |