From 81098ac1c8c88f9f1dcf7511555d2ad1f7124575 Mon Sep 17 00:00:00 2001 From: Tim Peters Date: Tue, 28 Jan 2003 05:12:08 +0000 Subject: [PATCH] Comments. --- Lib/pickletools.py | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Lib/pickletools.py b/Lib/pickletools.py index a2ba09db2da..d41bada0424 100644 --- a/Lib/pickletools.py +++ b/Lib/pickletools.py @@ -106,7 +106,7 @@ text mode pickles, and sometimes faster too; e.g., BININT represents a 4-byte int as 4 bytes following the opcode, which is cheaper to unpickle than the (perhaps) 11-character decimal string attached to INT. Protocol 1 also added a number of opcodes that operate on many stack elements at once (like APPENDS -and SETITEMS). +and SETITEMS), and "shortcut" opcodes (like EMPTY_DICT and EMPTY_TUPLE). The third major set of additions came in Python 2.3, and is called "protocol 2". This added: @@ -1148,6 +1148,8 @@ opcodes = [ Stack before: ... pylist anyobject Stack after: ... pylist+[anyobject] + + although pylist is really extended in-place. """), I(name='APPENDS', @@ -1160,6 +1162,8 @@ opcodes = [ Stack before: ... pylist markobject stackslice Stack after: ... pylist+stackslice + + although pylist is really extended in-place. """), I(name='LIST',