DOC: encryption/decryption: clone document instead of copying all pages #2546
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stefan6419846
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REL: 4.2.0 ## What's new ### New Features (ENH) - Allow multiple charsets for NameObject.read_from_stream (#2585) by @pubpub-zz - Add support for /Kids in page labels (#2562) by @stefan6419846 - Allow to update fields on many pages (#2571) by @pubpub-zz - Tolerate PDF with invalid xref pointed objects (#2335) by @pubpub-zz - Add Enforce from PDF2.0 in viewer_preferences (#2511) by @pubpub-zz - Add += and -= operators to ArrayObject (#2510) by @pubpub-zz ### Bug Fixes (BUG) - Fix merge_page sometimes generating unknown operator 'QQ' (#2588) by @rfotino - Fix fields update where annotations are kids of field (#2570) by @pubpub-zz - Process CMYK images without a filter correctly (#2557) by @pubpub-zz - Extract text in layout mode without finding resources (#2555) by @pubpub-zz - Prevent recursive loop in some PDF files (#2505) by @pubpub-zz ### Robustness (ROB) - Tolerate "truncated" xref (#2580) by @pubpub-zz - Replace error by warning for EOD in RunLengthDecode/ASCIIHexDecode (#2334) by @pubpub-zz - Rebuild xref table if one entry is invalid (#2528) by @pubpub-zz - Robustify stream extraction (#2526) by @pubpub-zz ### Documentation (DOC) - Update release process for latest changes (#2564) by @stefan6419846 - Encryption/decryption: Clone document instead of copying all pages (#2546) by @redfast00 - Minor improvements (#2542) by @j-t-1 - Update annotation list (#2534) by @j-t-1 - Update references and formatting (#2529) by @j-t-1 - Correct threads reference, plus minor changes (#2521) by @j-t-1 - Minor readability increases (#2515) by @j-t-1 - Simplify PaperSize examples (#2504) by @j-t-1 - Minor improvements (#2501) by @j-t-1 ### Developer Experience (DEV) - Remove unused dependencies (#2572) by @stefan6419846 - Remove page labels PR link from message (#2561) by @stefan6419846 - Fix changelog generator regarding whitespace and handling of "Other" group (#2492) by @stefan6419846 - Add REL to known PR prefixes (#2554) by @stefan6419846 - Release using the REL commit instead of git tag (#2500) by @MartinThoma - Unify code between PdfReader and PdfWriter (#2497) by @pubpub-zz - Bump softprops/action-gh-release from 1 to 2 (#2514) by @dependabot[bot] ### Maintenance (MAINT) - Ressources → Resources (and internal name childs) (#2550) by @pubpub-zz - Fix typos found by codespell (#2549) by @stefan6419846 - Update Read the Docs configuration (#2538) by @j-t-1 - Add root_object, _info and _ID to PdfReader (#2495) by @pubpub-zz ### Testing (TST) - Allow loading truncated images if required (#2586) by @stefan6419846 - Fix download issues from #2562 (#2578) by @pubpub-zz - Improve test_get_contents_from_nullobject to show real use-case (#2524) by @stefan6419846 - Add missing test annotations (#2507) by @stefan6419846 [Full Changelog](4.1.0...4.2.0)
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See #2543
If you clone the document instead of manually copying each page; you don't break attachments, links, layers, ...