95 lines
2.5 KiB
Nix
95 lines
2.5 KiB
Nix
{
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lib,
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stdenv,
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buildPythonPackage,
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cffi,
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dos2unix,
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fetchPypi,
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matplotlib,
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networkx,
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numpy,
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pytestCheckHook,
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pythonOlder,
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setuptools,
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setuptools-scm,
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wheel,
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gurobi,
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gurobipy,
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# Enable support for the commercial Gurobi solver (requires a license)
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gurobiSupport ? false,
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# If Gurobi has already been installed outside of the Nix store, specify its
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# installation directory here
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gurobiHome ? null,
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}:
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buildPythonPackage rec {
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pname = "mip";
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version = "1.15.0";
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format = "pyproject";
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disabled = pythonOlder "3.7";
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src = fetchPypi {
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inherit pname version;
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hash = "sha256-f28Dgc/ixSwbhkAgPaLLVpdLJuI5UN37GnazfZFvGX4=";
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};
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nativeCheckInputs = [
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matplotlib
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networkx
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numpy
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pytestCheckHook
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];
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nativeBuildInputs = [
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dos2unix
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setuptools
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setuptools-scm
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wheel
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];
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propagatedBuildInputs = [
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cffi
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] ++ lib.optionals gurobiSupport ([ gurobipy ] ++ lib.optional (gurobiHome == null) gurobi);
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# Source files have CRLF terminators, which make patch error out when supplied
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# with diffs made on *nix machines
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prePatch = ''
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find . -type f -exec ${dos2unix}/bin/dos2unix {} \;
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'';
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patches = [
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# Some tests try to be smart and dynamically construct a path to their test
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# inputs. Unfortunately, since the test phase is run after installation,
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# those paths point to the Nix store, which no longer contains the test
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# data. This patch hardcodes the data path to point to the source directory.
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./test-data-path.patch
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];
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postPatch = ''
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# Allow newer cffi versions to be used
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substituteInPlace pyproject.toml --replace "cffi==1.15.*" "cffi>=1.15"
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'';
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# Make MIP use the Gurobi solver, if configured to do so
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makeWrapperArgs = lib.optional gurobiSupport "--set GUROBI_HOME ${
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if gurobiHome == null then gurobi.outPath else gurobiHome
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}";
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# Tests that rely on Gurobi are activated only when Gurobi support is enabled
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disabledTests = lib.optional (!gurobiSupport) "gurobi";
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optional-dependencies = {
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inherit gurobipy numpy;
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};
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meta = with lib; {
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homepage = "https://python-mip.com/";
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description = "Collection of Python tools for the modeling and solution of Mixed-Integer Linear programs (MIPs)";
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downloadPage = "https://github.com/coin-or/python-mip/releases";
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changelog = "https://github.com/coin-or/python-mip/releases/tag/${version}";
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license = licenses.epl20;
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broken = stdenv.hostPlatform.isAarch64;
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maintainers = with maintainers; [ nessdoor ];
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};
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}
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