add second Jenkinsfile and shell script

Jenkinsfile

@@ -31,7 +31,7 @@ pipeline {
                    sh 'ls -a'
                    sh 'chmod +x create-dataset.sh'
                    sh './create-dataset.sh'
-                   archiveArtifacts 'data/barcelona_weekends.train.csv, data/barcelona_weekends.dev.csv, data/barcelona_weekends.test.csv'
+                   archiveArtifacts artifacts: 'data/barcelona_weekends.train.csv, data/barcelona_weekends.dev.csv, data/barcelona_weekends.test.csv', fingerprint: true
                 }
             }
         }

Jenkinsfile-dataset-stats

@@ -0,0 +1,29 @@
+pipeline {
+    agent any
+    parameters([
+        buildSelector(
+            defaultSelector: lastSuccessful(),
+            description: 'Which build to use for copying artifacts',
+            name: 'BUILD_SELECTOR'
+        )
+    ])
+    stages {
+        stage('Copy Artifacts') {
+            steps {
+                copyArtifacts fingerprintArtifacts: true, projectName: 'z-s444510-create-dataset', selector: buildParameter('BUILD_SELECTOR')
+            }
+        }
+
+        stage('Calculate Dataset Statistics') {
+            steps {
+                sh 'chmod +x dataset-stats.sh'
+                sh './dataset-stats.sh'
+            }
+            post {
+                always {
+                    archiveArtifacts artifacts: 'stats.txt.gz', fingerprint: true
+                }
+            }
+        }
+    }
+}

dataset-stats.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+zcat barcelona_weekends.dev.csv | wc -l > stats
+
+gzip -c stats > stats.txt.gz