75 lines
2 KiB
Nix
75 lines
2 KiB
Nix
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{ lib, stdenv, python3}:
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let
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default = {
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python3 = let
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env = (python3.withPackages (ps: with ps; [ ipykernel ]));
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in {
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displayName = "Python 3";
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argv = [
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env.interpreter
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"-m"
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"ipykernel_launcher"
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"-f"
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"{connection_file}"
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];
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language = "python";
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logo32 = "${env.sitePackages}/ipykernel/resources/logo-32x32.png";
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logo64 = "${env.sitePackages}/ipykernel/resources/logo-64x64.png";
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};
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};
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in
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{
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inherit default;
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# Definitions is an attribute set.
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create = { definitions ? default }: with lib; stdenv.mkDerivation {
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name = "jupyter-kernels";
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src = "/dev/null";
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unpackCmd = "mkdir jupyter_kernels";
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installPhase = ''
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mkdir kernels
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${concatStringsSep "\n" (mapAttrsToList (kernelName: unfilteredKernel:
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let
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allowedKernelKeys = ["argv" "displayName" "language" "interruptMode" "env" "metadata" "logo32" "logo64"];
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kernel = filterAttrs (n: v: (any (x: x == n) allowedKernelKeys)) unfilteredKernel;
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config = builtins.toJSON (
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kernel
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// {display_name = if (kernel.displayName != "") then kernel.displayName else kernelName;}
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// (optionalAttrs (kernel ? interruptMode) { interrupt_mode = kernel.interruptMode; })
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);
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logo32 =
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if (kernel.logo32 != null)
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then "ln -s ${kernel.logo32} 'kernels/${kernelName}/logo-32x32.png';"
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else "";
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logo64 =
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if (kernel.logo64 != null)
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then "ln -s ${kernel.logo64} 'kernels/${kernelName}/logo-64x64.png';"
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else "";
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in ''
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mkdir 'kernels/${kernelName}';
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echo '${config}' > 'kernels/${kernelName}/kernel.json';
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${logo32}
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${logo64}
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'') definitions)}
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mkdir $out
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cp -r kernels $out
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'';
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meta = {
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description = "Wrapper to create jupyter notebook kernel definitions";
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homepage = "https://jupyter.org/";
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maintainers = with maintainers; [ aborsu ];
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};
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};
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}
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