use ENV DEBIAN_FRONTEND noninteractive

Dockerfile

@@ -3,10 +3,17 @@ FROM ubuntu:latest
 RUN apt update -y && apt install -y make
 RUN apt install -y git
 RUN apt install -y gcc
-RUN apt install -y python3
-RUN apt install -y python-pandas
 RUN gcc --version
 RUN apt install -y build-essential
+
+# install python
+ENV DEBIAN_FRONTEND noninteractive
+RUN apt-get update \
+  && apt-get install -y python3-pip python3-dev \
+  && cd /usr/local/bin \
+  && ln -s /usr/bin/python3 python \
+  && pip3 install --upgrade pip
+
 RUN git clone https://github.com/usnistgov/SCTK.git
 WORKDIR SCTK
 RUN make config && make all && make check &&  make install && make doc

Jenkinsfile

@@ -1,6 +1,7 @@
 pipeline {
     agent { dockerfile true }
     stages {
+        parallel {
             stage('Zadanie 1 - Jenkins') {
                 steps {
                     echo 'Kopiowanie plików z wynikami rozpoznawania mowy z artefaktów projektu ASR-eval'
@@ -27,6 +28,7 @@ pipeline {
                     sh 'git --version'
                 }
             }
+        }
 
         stage('Zadanie 3 - Metryki') {
             steps {