pdfminer/pdfminer.six 20211012

on GitHub

Added

• Add support for PDF 2.0 (ISO 32000-2) AES-256 encryption (#614)
• Support for Paeth PNG filter compression (predictor value = 4) (#537)
• Type annotations (#661)

Fixed

• KeyError when 'Encrypt' but not 'ID' present in trailer (#594)
• Fix issue of ValueError and KeyError rasied in PDFdocument and PDFparser (#573)
• Fix issue of TypeError: cannot unpack non-iterable PDFObjRef object, when unpacking the value of 'DW2' (#529)
• Fix PermissionError when creating temporary filepaths on windows when running tests (#484)
• Fix AttributeError when dumping a TOC with bytes destinations (#600)
• Fix issue of some Chinese characters can not be extracted correctly (#593)
• Detecting trailer correctly when surrounded with needless whitespace (#535)
• Fix .paint_path logic for handling single line segments and extracting point-on-curve positions of Beziér path commands (#530)
• Raising UnboundLocalError when a bad --output-type is used (#610)
• TypeError when using TagExtractor with non-string or non-bytes tag values (#610)
• Using io.TextIOBase as the file to write to (#616)
• Parsing \r\n after the escape character in a literal string (#616)

Removed

• Support for Python 3.4 and 3.5 (#522)
• Unused dependency on sortedcontainers package (#525)
• Support for non-standard output streams that are not binary (#523)
• Dependency on typing-extensions introduced by #661 (#677)