#2362: Clean up examples

.github/workflows/check-include-guards-and-license.yml

@@ -13,7 +13,7 @@ jobs:
       - name: Setup Dependencies
         uses: actions/setup-python@v5
         with:
-            python-version: '3.7'
+            python-version: '3.13'
 
       - name: Check that for correct include guards and license
         run: ./scripts/check_guards.sh $(pwd)

examples/collection/jacobi1d_vt.cc

@@ -46,7 +46,7 @@
 //
 // This code applies a few steps of the Jacobi iteration to
 // the linear system  A x = 0
-// where is the tridiagonal matrix with pattern [-1 2 -1]
+// where A is a tridiagonal matrix with pattern [-1 2 -1]
 // The initial guess for x is a made-up non-zero vector.
 // The exact solution is the vector 0.
 //
@@ -61,11 +61,8 @@
 
 
 #include <vt/transport.h>
-#include <vt/runnable/invoke.h>
 
 #include <cstdlib>
-#include <cassert>
-#include <iostream>
 
 static constexpr std::size_t const default_nrow_object = 8;
 static constexpr std::size_t const default_num_objs = 4;

examples/collection/jacobi2d_vt.cc

@@ -44,15 +44,13 @@
 #include <vt/transport.h>
 
 #include <cstdlib>
-#include <cassert>
-#include <iostream>
 
 /// [Jacobi2D example]
 
 //
 // This code applies a few steps of the Jacobi iteration to
 // the linear system  A x = 0
-// where is a banded symmetric positive definite matrix.
+// where A is a banded symmetric positive definite matrix.
 // The initial guess for x is a made-up non-zero vector.
 // The exact solution is the vector 0.
 //

examples/collection/jacobi3d_vt.cc

@@ -43,15 +43,13 @@
 
 #include <vt/transport.h>
 #include <cstdlib>
-#include <cassert>
-#include <iostream>
 
 /// [Jacobi3D example]
 
 //
 // This code applies a few steps of the Jacobi iteration to
 // the linear system  A x = 0
-// where is a banded symmetric positive definite matrix.
+// where A is a banded symmetric positive definite matrix.
 // The initial guess for x is a made-up non-zero vector.
 // The exact solution is the vector 0.
 //

examples/hello_world/hello_world.cc

@@ -43,12 +43,6 @@
 
 #include <vt/transport.h>
 
-struct HelloMsg : vt::Message {
-  HelloMsg(vt::NodeType in_from) : from(in_from) { }
-
-  vt::NodeType from = 0;
-};
-
 void hello_world(int a, int b, float c) {
   vt::NodeType this_node = vt::theContext()->getNode();
   fmt::print("{}: Hello from node vals = {} {} {}\n", this_node, a, b, c);