112 lines
2.5 KiB
Nix
112 lines
2.5 KiB
Nix
{ lib
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, buildPythonPackage
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, pythonRelaxDepsHook
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, fetchFromGitHub
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, attrdict
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, beautifulsoup4
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, cython
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, fire
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, fonttools
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, lmdb
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, lxml
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, numpy
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, opencv4
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, openpyxl
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, pdf2docx
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, pillow
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, premailer
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, pyclipper
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, pymupdf
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, python-docx
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, rapidfuzz
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, scikit-image
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, shapely
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, tqdm
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, paddlepaddle
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, lanms-neo
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, polygon3
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}:
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let
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version = "2.7.0";
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in
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buildPythonPackage {
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pname = "paddleocr";
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inherit version;
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format = "setuptools";
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src = fetchFromGitHub {
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owner = "PaddlePaddle";
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repo = "PaddleOCR";
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rev = "v${version}";
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hash = "sha256-r7Y666KpY855NCSinCBBUz9PXHfZ56+oZW1/0ISpWe4=";
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};
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patches = [
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# The `ppocr.data.imaug` re-exports the `IaaAugment` and `CopyPaste`
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# classes. These classes depend on the `imgaug` package which is
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# unmaintained and has been removed from nixpkgs.
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#
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# The image OCR feature of PaddleOCR doesn't use these classes though, so
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# they work even after stripping the the `IaaAugment` and `CopyPaste`
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# exports. It probably breaks some of the OCR model creation tooling that
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# PaddleOCR provides, however.
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./remove-import-imaug.patch
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];
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nativeBuildInputs = [ pythonRelaxDepsHook ];
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# trying to relax only pymupdf makes the whole build fail
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pythonRelaxDeps = true;
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pythonRemoveDeps = [
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"imgaug"
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"visualdl"
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"opencv-python"
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"opencv-contrib-python"
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];
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propagatedBuildInputs = [
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attrdict
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beautifulsoup4
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cython
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fire
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fonttools
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lmdb
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lxml
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numpy
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opencv4
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openpyxl
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pdf2docx
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pillow
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premailer
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pyclipper
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pymupdf
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python-docx
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rapidfuzz
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scikit-image
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shapely
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tqdm
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paddlepaddle
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lanms-neo
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polygon3
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];
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# TODO: The tests depend, among possibly other things, on `cudatoolkit`.
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# But Cudatoolkit fails to install.
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# preCheck = "export HOME=$TMPDIR";
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# nativeCheckInputs = with pkgs; [ which cudatoolkit ];
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doCheck = false;
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meta = with lib; {
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homepage = "https://github.com/PaddlePaddle/PaddleOCR";
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license = licenses.asl20;
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description = "Multilingual OCR toolkits based on PaddlePaddle";
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longDescription = ''
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PaddleOCR aims to create multilingual, awesome, leading, and practical OCR
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tools that help users train better models and apply them into practice.
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'';
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changelog = "https://github.com/PaddlePaddle/PaddleOCR/releases/tag/v${version}";
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maintainers = with maintainers; [ happysalada ];
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platforms = [ "x86_64-linux" "x86_64-darwin" "aarch64-darwin" ];
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};
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}
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