66 lines
1.3 KiB
Nix
66 lines
1.3 KiB
Nix
{
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buildPythonPackage,
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fetchPypi,
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lib,
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# build-system
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cython,
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pkg-config,
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setuptools,
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# native dependencies
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leptonica,
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tesseract4,
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# dependencies
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pillow,
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# tests
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unittestCheckHook,
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}:
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buildPythonPackage rec {
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pname = "tesserocr";
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version = "2.7.1";
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format = "setuptools";
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src = fetchPypi {
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inherit pname version;
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hash = "sha256-N0TFyLur8YFyhJx3Mb4A3C5eRPjFVtN8hQ54h5SuCvQ=";
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};
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# https://github.com/sirfz/tesserocr/issues/314
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postPatch = ''
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sed -i '/allheaders.h/a\ pass\n\ncdef extern from "leptonica/pix_internal.h" nogil:' tesserocr/tesseract.pxd
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'';
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build-system = [
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cython
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pkg-config
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setuptools
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];
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buildInputs = [
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leptonica
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tesseract4
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];
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dependencies = [ pillow ];
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pythonImportsCheck = [ "tesserocr" ];
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nativeCheckInputs = [ unittestCheckHook ];
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preCheck = ''
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rm -rf tesserocr
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'';
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meta = with lib; {
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changelog = "https://github.com/sirfz/tesserocr/releases/tag/v${version}";
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description = "Simple, Pillow-friendly, wrapper around the tesseract-ocr API for Optical Character Recognition (OCR)";
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homepage = "https://github.com/sirfz/tesserocr";
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license = licenses.mit;
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maintainers = with maintainers; [ mtrsk ];
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platforms = platforms.linux;
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};
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}
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