71 lines
2.1 KiB
Nix
71 lines
2.1 KiB
Nix
{ lib, fetchFromGitHub, buildPythonPackage, pillow, six
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, tesseract, cuneiform
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}:
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buildPythonPackage rec {
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pname = "pyocr";
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version = "0.4.7";
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name = pname + "-" + version;
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# Don't fetch from PYPI because it doesn't contain tests.
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src = fetchFromGitHub {
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owner = "jflesch";
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repo = "pyocr";
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rev = version;
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sha256 = "1iw73r8yrgjf8g00yzpz62ymqbf89cqhyhl9g430srmsrq7mn2yd";
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};
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NIX_CUNEIFORM_CMD = "${cuneiform}/bin/cuneiform";
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NIX_CUNEIFORM_DATA = "${cuneiform}/share/cuneiform";
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NIX_LIBTESSERACT_PATH = "${tesseract}/lib/libtesseract.so";
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NIX_TESSDATA_PREFIX = "${tesseract}/share/tessdata";
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NIX_TESSERACT_CMD = "${tesseract}/bin/tesseract";
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patches = [ ./paths.patch ];
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postPatch = ''
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substituteInPlace src/pyocr/cuneiform.py \
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--subst-var NIX_CUNEIFORM_CMD \
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--subst-var NIX_CUNEIFORM_CMD
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substituteInPlace src/pyocr/tesseract.py \
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--subst-var NIX_TESSERACT_CMD
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substituteInPlace src/pyocr/libtesseract/tesseract_raw.py \
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--subst-var NIX_TESSDATA_PREFIX \
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--subst-var NIX_LIBTESSERACT_PATH
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# Disable specific tests that are probably failing because of this issue:
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# https://github.com/jflesch/pyocr/issues/52
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for test in $disabledTests; do
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file="''${test%%:*}"
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fun="''${test#*:}"
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echo "$fun = unittest.skip($fun)" >> "tests/tests_$file.py"
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done
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'';
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disabledTests = [
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"cuneiform:TestTxt.test_basic"
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"cuneiform:TestTxt.test_european"
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"cuneiform:TestTxt.test_french"
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"cuneiform:TestWordBox.test_basic"
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"cuneiform:TestWordBox.test_european"
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"cuneiform:TestWordBox.test_french"
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"libtesseract:TestBasicDoc.test_basic"
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"libtesseract:TestDigitLineBox.test_digits"
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"libtesseract:TestLineBox.test_japanese"
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"libtesseract:TestTxt.test_japanese"
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"libtesseract:TestWordBox.test_japanese"
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"tesseract:TestDigitLineBox.test_digits"
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"tesseract:TestTxt.test_japanese"
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];
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propagatedBuildInputs = [ pillow six ];
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meta = {
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homepage = "https://github.com/jflesch/pyocr";
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description = "A Python wrapper for Tesseract and Cuneiform";
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license = lib.licenses.gpl3Plus;
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};
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}
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