Correct Python nb_nodes and sample NTF

For CI

CI file

Update CI

Correct output format for statement

Update CI

.gitlab-ci.yml

+# This file is a template, and might need editing before it works on your project.
+# To contribute improvements to CI/CD templates, please follow the Development guide at:
+# https://docs.gitlab.com/ee/development/cicd/templates.html
+# This specific template is located at:
+# https://gitlab.com/gitlab-org/gitlab/-/blob/master/lib/gitlab/ci/templates/Getting-Started.gitlab-ci.yml
+
+# This is a sample GitLab CI/CD configuration file that should run without any modifications.
+# It demonstrates a basic 3 stage CI/CD pipeline. Instead of real tests or scripts,
+# it uses echo commands to simulate the pipeline execution.
+#
+# A pipeline is composed of independent jobs that run scripts, grouped into stages.
+# Stages run in sequential order, but jobs within stages run in parallel.
+#
+# For more information, see: https://docs.gitlab.com/ee/ci/yaml/index.html#stages
+
+# image: registry.forge.uclouvain.be/inl/containers/runner-python
+
+stages:          # List of stages for jobs, and their order of execution
+  - test
+
+variables:
+  GOUTPUT: graph_test.bin
+  ROUTPUT: out_test.bin
+
+test-job:   # This job runs in the test stage.
+  stage: test
+  script:
+    - echo "Running unit tests..."
+    - python3 create_graph.py --ntf sample_ntf/small.ntf --output $GOUTPUT
+    - python3 sp.py -f $ROUTPUT $GOUTPUT
+    - python3 verify_output.py $ROUTPUT
+  only:
+    - main
+  artifacts:
+      paths:
+        - $GOUTPUT
+        - $ROUTPUT
+

sample_ntf/small.ntf

+0 1 1
+1 0 4
+0 2 -1
+2 1 9
\ No newline at end of file

sp.py

@@ -104,7 +104,7 @@ def read_graph(filename):
             l1 = [from_node, to_node, cost]
             links.append(l1)
 
-    return links
+    return links, nb_nodes
 
 
 if __name__ == "__main__":
@@ -128,9 +128,14 @@ if __name__ == "__main__":
         # Exemple de message que vous pouvez ecrire si le mode verbose est actif.
         print(args, file=sys.stderr)
 
-    graph = read_graph(args.input_file)
+    graph, nb_nodes = read_graph(args.input_file)
+    if output_fd == sys.stdout or output_fd == sys.stderr:
+        print("Nombre de noeuds: " + str(nb_nodes))
+    else:
+        output_fd.write(nb_nodes.to_bytes(4, "big"))
+    
     for source in range(nb_nodes):
-        dist, path = bellman_ford(graph, source)
+        dist, path = bellman_ford(graph, source, verbose)
 
         # Ces messages ne sont pas des messages de debug.
         # Ils peuvent donc etre affiches (uniquement si la sortie choisie est stdout ou stderr)
@@ -147,8 +152,8 @@ if __name__ == "__main__":
         else:
             output_fd.write(source.to_bytes(4, "big"))
             d, n = get_max(dist, source)
-            output_fd.write(d.to_bytes(4, "big", signed=True))
             output_fd.write(n.to_bytes(4, "big"))
+            output_fd.write(d.to_bytes(8, "big", signed=True))
             r = get_path(n, path, source)
             output_fd.write(len(r).to_bytes(4, "big", signed=True))
             for j in range(len(r)):