docker files

Dockerfile

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+FROM python:3.6-slim 
+COPY . /python-test-calculator 
+WORKDIR /python-test-calculator 
+RUN pip install --no-cache-dir -r requirements.txt 
+RUN ["pytest", "-v", "--junitxml=reports/result.xml"] 
+CMD tail -f /dev/nul

JenkinsDockerfile

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+FROM jenkins/jenkins:lts 
+USER root 
+RUN apt-get update -qq \
+  && apt-get install -qqy apt-transport-https ca-certificates \
+  curl gnupg2 software-properties-common 
+
+RUN curl -fsSL https://download.docker.com/linux/debian/gpg \
+  | apt-key add - 
+
+RUN add-apt-repository \
+  "deb [arch=amd64] https://download.docker.com/linux/debian \
+  $(lsb_release -cs) \
+  stable" 
+
+RUN apt-get update -qq \
+  && apt-get install docker-ce=17.12.1~ce-0~debian -y