Commit 80559a94 authored by Jérome Perrin's avatar Jérome Perrin Committed by Kirill Smelkov

zodbdump: support --pretty option with a format to show pickles disassembly

Showing pickle disassembly can sometimes be useful to analyse details of
the pickle content. We realized that in some data structures used in
ERP5 the same string was saved multiple times in the same pickle and by
using the exact same string (ie. for which `s1 is s2` is True), the
pickle will have the string only once and pickles are a bit smaller. For
more reference, the context was
nexedi/erp5!1560 (comment 154825)

This introduces a new --pretty option that we will be able to extend
later with more output formats.
Co-authored-by: Kirill Smelkov's avatarKirill Smelkov <kirr@nexedi.com>
Reviewed-on: nexedi/zodbtools!22
parent aa7e1966
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