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Vipul-CariappaVipul-Cariappa
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Implement Jupyter kernel
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11 files changed

+937
-10
lines changed

11 files changed

+937
-10
lines changed

‎.gitignore

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@@ -61,6 +61,7 @@ src/libasr/wasm_visitor.h
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src/libasr/pass/intrinsic_function_registry_util.h
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src/libasr/config.h
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share/jupyter/kernels/fortran/kernel.json
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share/jupyter/kernels/lpython/kernel.json
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src/runtime/*.o.empty.c
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python_ast.py
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python_ast.h

‎CMakeLists.txt

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@@ -208,13 +208,14 @@ endif()
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# XEUS (Fortran kernel)
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set(WITH_XEUS no CACHE BOOL "Build with XEUS support")
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if (WITH_XEUS)
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find_package(xeus 0.24.1 REQUIRED)
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find_package(xeus 5.1.0 REQUIRED)
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find_package(xeus-zmq 3.0.0 REQUIRED)
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set(HAVE_LFORTRAN_XEUS yes)
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# Generate kernel.json with correct paths
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configure_file (
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"${CMAKE_CURRENT_SOURCE_DIR}/share/jupyter/kernels/fortran/kernel.json.in"
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"${CMAKE_CURRENT_BINARY_DIR}/share/jupyter/kernels/fortran/kernel.json"
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"${CMAKE_CURRENT_SOURCE_DIR}/share/jupyter/kernels/lpython/kernel.json.in"
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"${CMAKE_CURRENT_BINARY_DIR}/share/jupyter/kernels/lpython/kernel.json"
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)
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# Configuration and data directories for Jupyter and LFortran

‎doc/src/developers_example.ipynb

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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "c86338ac-53ca-4115-8c5a-8bf8a5c7113e",
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"metadata": {},
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"outputs": [],
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"source": [
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"%%showast\n",
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"def add(x: i32, y: i32) -> i32:\n",
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" return x + y"
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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": null,
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"id": "23834b08-2f3f-45e7-a1ce-21a9fd4e5117",
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"metadata": {},
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"outputs": [],
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"source": [
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"%%showasr\n",
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"def add(x: i32, y: i32) -> i32:\n",
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" return x + y"
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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": null,
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"id": "ec7426b4-e2e5-416c-bcae-9bb9c8926c9b",
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"metadata": {},
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"outputs": [],
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"source": [
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"%%showllvm\n",
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"def sub(x: i32, y: i32) -> i32:\n",
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" return add(x, -y)"
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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": null,
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"id": "716c56ef-8210-4daf-aa23-96b385801014",
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"metadata": {},
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"outputs": [],
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"source": [
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"%%showasm\n",
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"def mul(x: i32, y: i32) -> i32:\n",
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" return x * y"
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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": "LPython",
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"language": "python",
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"name": "lpython"
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},
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"language_info": {
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"file_extension": ".f90",
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"mimetype": "text/x-python",
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"name": "python",
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"version": "2018"
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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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}

‎examples/example_notebook.ipynb

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@@ -0,0 +1,134 @@
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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 1,
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"id": "e87300c2-64ed-4636-8448-591f36faba29",
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"metadata": {},
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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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"Hello, LPython\n"
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]
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}
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],
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"source": [
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"print(\"Hello, LPython\")"
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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": "dfcac851-7b49-4065-8c64-4a31658249f7",
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"metadata": {},
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"outputs": [],
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"source": [
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"def add(x: i32, y: i32) -> i32:\n",
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" return x + y"
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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": 3,
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"id": "09213386-84d5-4e7c-83ba-c3b027f765dd",
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"metadata": {},
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"outputs": [],
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"source": [
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"def sub(x: i32, y: i32) -> i32:\n",
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" return x - y"
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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": 4,
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"id": "a4b49fd3-bf17-4287-9d5e-60f14ebc9a0f",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"5"
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]
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},
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"execution_count": 4,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"add(2, 3)"
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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": "d6f4961f-7f0c-45a6-9bf8-e549e97098b0",
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"metadata": {},
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"outputs": [
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{
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"data": {
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"text/plain": [
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"-1"
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]
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},
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"execution_count": 5,
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"metadata": {},
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"output_type": "execute_result"
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}
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],
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"source": [
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"sub(2, 3)"
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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": "398fd4be-d7cc-4912-8aa1-880aa58b37ab",
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"metadata": {},
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"outputs": [],
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"source": [
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"@dataclass\n",
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"class MyClass:\n",
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" x: i32\n",
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" y: f64\n",
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" z: str"
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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": "628f0b7d-09a6-49de-a0e6-2f6c664f2ba2",
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"metadata": {},
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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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"12 2.45000000000000000e+01 LPython\n"
110+
]
111+
}
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],
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"source": [
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"x: MyClass = MyClass(12, 24.5, \"LPython\")\n",
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"print(x)"
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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": "LPython",
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"language": "python",
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"name": "lpython"
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},
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"language_info": {
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"file_extension": ".f90",
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"mimetype": "text/x-python",
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"name": "python",
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"version": "2018"
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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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}

‎share/jupyter/kernels/lpython/kernel.json.in

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@@ -0,0 +1,10 @@
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{
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"display_name": "LPython",
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"argv": [
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"@CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_BINDIR@/lpython",
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"kernel",
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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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}

‎src/bin/lpython.cpp

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@@ -29,6 +29,7 @@
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#include <libasr/config.h>
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#include <libasr/string_utils.h>
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#include <libasr/lsp_interface.h>
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#include <lpython/python_kernel.h>
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#include <lpython/utils.h>
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#include <lpython/python_serialization.h>
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#include <lpython/parser/tokenizer.h>
@@ -2012,8 +2013,12 @@ int main(int argc, char *argv[])
20122013
// }
20132014

20142015
if (kernel) {
2015-
std::cerr << "The kernel subcommand is not implemented yet for LPython." << std::endl;
2016-
return 1;
2016+
#ifdef HAVE_LFORTRAN_XEUS
2017+
return LCompilers::LPython::run_kernel(arg_kernel_f);
2018+
#else
2019+
std::cerr << "The kernel subcommand requires LFortran to be compiled with XEUS support. Recompile with `WITH_XEUS=yes`." << std::endl;
2020+
return 1;
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#endif
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}
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// if (mod) {

‎src/lpython/CMakeLists.txt

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@@ -22,7 +22,7 @@ endif()
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if (WITH_XEUS)
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set(SRC ${SRC}
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# fortran_kernel.cpp
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python_kernel.cpp
2626
)
2727
endif()
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add_library(lpython_lib ${SRC})
@@ -35,7 +35,7 @@ endif()
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target_include_directories(lpython_lib BEFORE PUBLIC ${lpython_SOURCE_DIR}/src)
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target_include_directories(lpython_lib BEFORE PUBLIC ${lpython_BINARY_DIR}/src)
3737
if (WITH_XEUS)
38-
target_link_libraries(lpython_lib xeus)
38+
target_link_libraries(lpython_lib xeus xeus-zmq)
3939
endif()
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if (WITH_BFD)
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target_link_libraries(lpython_lib p::bfd)

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