58 lines
1.5 KiB
Nix
58 lines
1.5 KiB
Nix
{ stdenv, fetchFromGitHub, fetchurl, pythonPackages, curl }:
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let
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getmodel = name: sha256: {
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src = fetchurl {
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url = "http://www.tmbdev.net/ocropy/${name}";
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inherit sha256;
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};
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inherit name;
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};
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models = [
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(getmodel "en-default.pyrnn.gz"
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"1xyi3k3p81mfw0491gb1haisazfyi2i18f1wjs1m34ak39qfqjdp")
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(getmodel "fraktur.pyrnn.gz"
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"1wlwvxn91ilgmlri1hj81arl3mbzxc24ycdnkf5icq4hdi4c6y8b")
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];
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version = "20150316";
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in
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pythonPackages.buildPythonPackage {
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name = "ocropus-${version}";
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src = fetchFromGitHub {
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sha256 = "0m5bm2ah3p29c13vp7hz7rm058qnlm840zd8xv20byijhlz0447g";
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rev = "5ba07bb959d605ec15424dd2b8f3d7245820084e";
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repo = "ocropy";
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owner = "tmbdev";
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};
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propagatedBuildInputs = with pythonPackages; [ curl numpy scipy pillow
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matplotlib beautifulsoup4 pygtk lxml ];
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enableParallelBuilding = true;
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preConfigure = with stdenv.lib; ''
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${concatStrings (map (x: "ln -s ${x.src} models/`basename ${x.name}`;")
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models)}
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substituteInPlace ocrolib/{common,default}.py --replace /usr/local $out
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'';
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checkPhase = ''
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patchShebangs ./run-test
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substituteInPlace ./run-test \
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--replace 'ocropus-rpred' 'ocropus-rpred -Q $NIX_BUILD_CORES'
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PATH=".:$PATH" ./run-test
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'';
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meta = with stdenv.lib; {
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inherit version;
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description = "Open source document analysis and OCR system";
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license = licenses.asl20;
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homepage = https://github.com/tmbdev/ocropy/;
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maintainers = with maintainers; [ iElectric nckx viric ];
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platforms = platforms.linux;
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};
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}
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