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Add xeus-cpp-lite specific demo for deployment example (#207)
* Add xeus-cpp-lite specific demo for deployment example
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‎.github/workflows/deploy-github-page.yml

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micromamba create -n xeus-lite-host jupyterlite-core
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micromamba activate xeus-lite-host
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python -m pip install jupyterlite-xeus jupyter_server
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jupyter lite build --XeusAddon.prefix=${{ env.PREFIX }} --contents notebooks --output-dir dist
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jupyter lite build --XeusAddon.prefix=${{ env.PREFIX }} --contents notebooks/xeus-cpp-lite-demo.ipynb --output-dir dist
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cp $PREFIX/bin/xcpp.data dist/extensions/@jupyterlite/xeus/static
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cp $PREFIX/lib/libclangCppInterOp.so dist/extensions/@jupyterlite/xeus/static
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‎notebooks/xeus-cpp-lite-demo.ipynb

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{
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"cells": [
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{
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"cell_type": "markdown",
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"id": "aa9d4f33-5bd8-42f2-918a-e654d4363577",
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"metadata": {},
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"source": [
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"<center>\n",
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" <h1>C++ kernel based on xeus</h1>\n",
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"</center>\n",
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"\n",
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"A Jupyter kernel for C++ based on the `CppInterOp`, a clang based C++ Interoperability Library and the `xeus` native implementation of the Jupyter protocol, xeus.\n",
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"\n",
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"- GitHub repository: https://github.com/compiler-research/xeus-cpp\n",
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"- Documentation: https://xeus-cpp.readthedocs.io/en/latest/"
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]
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},
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{
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"cell_type": "markdown",
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"id": "9af8aa44-7786-47b6-b94b-8579470acb3a",
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"metadata": {},
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"source": [
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"## Usage\n",
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"\n",
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"<div style=\"background: #efffed;\n",
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" border: 1px solid grey;\n",
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" margin: 8px 0 8px 0;\n",
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" text-align: center;\n",
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" padding: 8px; \">\n",
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" <i class=\"fa-play fa\" \n",
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" style=\"font-size: 40px;\n",
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" line-height: 40px;\n",
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" margin: 8px;\n",
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" color: #444;\">\n",
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" </i>\n",
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" <div>\n",
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" To run the selected code cell, hit <pre style=\"background: #efffed\">Shift + Enter</pre>\n",
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" </div>\n",
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"</div>"
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]
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},
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{
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"cell_type": "markdown",
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"id": "be1c8c6c-3fbe-4f53-9deb-8496c43d26ad",
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"metadata": {},
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"source": [
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"## Output and error streams\n",
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"\n",
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"`std::cout` and `std::cerr` are redirected to the notebook frontend."
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]
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},
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{
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"cell_type": "code",
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"execution_count": 1,
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"id": "9bd7f767-6c22-4a1b-a1e2-cd4184fd0367",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"some output\n"
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]
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}
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],
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"source": [
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"#include <iostream>\n",
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"\n",
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"std::cout << \"some output\" << std::endl;"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 2,
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"id": "9622f20f-5925-4544-a97b-aada3a14209a",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [
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{
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"name": "stderr",
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"output_type": "stream",
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"text": [
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"some error\n"
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]
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}
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],
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"source": [
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"std::cerr << \"some error\" << std::endl;"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 5,
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"id": "7af0c962-17dc-47d4-9772-b8a06e2bda3a",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"5\n"
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]
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}
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],
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"source": [
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"int j = 5;\n",
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"std::cout << j << std::endl;"
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]
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},
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{
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"cell_type": "markdown",
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"id": "526a7dba-4001-47d5-a116-95423118e100",
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"metadata": {},
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"source": [
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"# Interpreting the C++ programming language\n",
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"\n",
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"You can define functions, classes, templates, etc ..."
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]
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},
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{
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"cell_type": "markdown",
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"id": "e5b116ce-ced1-4aa4-b14e-ef7d2606202e",
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"metadata": {},
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"source": [
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"## Functions"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 6,
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"id": "86b08f22-e16c-4eac-917d-ae6eeb7ec7cb",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [],
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"source": [
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"double sqr(double a)\n",
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"{\n",
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" return a * a;\n",
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"}"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 7,
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"id": "5aff6711-54bf-4280-a496-c9f7c683eee5",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"6.25\n"
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]
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}
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],
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"source": [
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"double a = 2.5;\n",
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"double asqr = sqr(a);\n",
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"std::cout << asqr << std::endl;"
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]
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},
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{
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"cell_type": "markdown",
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"id": "5b3959b0-9dc7-41a4-bba1-e20abd0765f7",
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"metadata": {},
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"source": [
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"## Classes"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 8,
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"id": "d981a53b-8185-49c5-8a30-02453cc1b9e9",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [],
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"source": [
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"class Foo\n",
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"{\n",
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"public:\n",
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"\n",
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" virtual ~Foo() {}\n",
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" \n",
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" virtual void print(double value) const\n",
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" {\n",
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" std::cout << \"Foo value = \" << value << std::endl;\n",
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" }\n",
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"};"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 9,
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"id": "195d513f-d5cb-4e3d-a6cb-ae99dfcd9aab",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"Foo value = 1.2\n"
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]
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}
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],
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"source": [
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"Foo bar;\n",
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"bar.print(1.2);"
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]
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},
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{
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"cell_type": "markdown",
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"id": "9ecc1588-cb6e-4676-bb16-b9938e980b06",
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"metadata": {},
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"source": [
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"## Polymorphism"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 10,
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"id": "4df90bea-5c9e-462e-bd20-d80fd169b7b6",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [],
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"source": [
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"class Bar : public Foo\n",
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"{\n",
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"public:\n",
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"\n",
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" virtual ~Bar() {}\n",
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" \n",
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" virtual void print(double value) const\n",
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" {\n",
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" std::cout << \"Bar value = \" << 2 * value << std::endl;\n",
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" }\n",
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"};"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 11,
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"id": "f7dbbcc2-0f00-48eb-8bb9-94e871afa2a7",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"Bar value = 2.4\n"
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]
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}
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],
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"source": [
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"Foo* bar2 = new Bar;\n",
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"bar2->print(1.2);\n",
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"delete bar2;"
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]
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},
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{
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"cell_type": "markdown",
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"id": "094f4ca7-0aa5-4121-bfff-bf5db1d42c5d",
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"metadata": {},
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"source": [
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"## Templates"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 12,
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"id": "0df4f3a5-25a1-4548-ba63-54887c770dad",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [],
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"source": [
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"#include <typeinfo>\n",
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"\n",
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"template <class T>\n",
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"class FooT\n",
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"{\n",
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"public:\n",
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" \n",
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" explicit FooT(const T& t) : m_t(t) {}\n",
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" \n",
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" void print() const\n",
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" {\n",
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" std::cout << typeid(T).name() << \" m_t = \" << m_t << std::endl;\n",
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" }\n",
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" \n",
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"private:\n",
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" \n",
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" T m_t;\n",
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"};"
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]
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},
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{
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"cell_type": "code",
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"execution_count": 13,
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"id": "e7bcab70-b9db-409c-aa04-9c64b413e266",
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"metadata": {
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"vscode": {
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"languageId": "c++"
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}
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},
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"outputs": [
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{
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"name": "stdout",
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"output_type": "stream",
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"text": [
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"d m_t = 1.2\n"
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]
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}
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],
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"source": [
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"FooT<double> foot(1.2);\n",
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"foot.print();"
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]
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "C++20",
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"language": "cpp",
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"name": "xcpp20"
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},
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"language_info": {
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"codemirror_mode": "text/x-c++src",
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"file_extension": ".cpp",
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"mimetype": "text/x-c++src",
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"name": "C++",
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"version": "20"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}

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