-RUN apt-get update && apt-get -y install curl software-properties-common
-
-RUN apt-get --yes update \
- && apt-get --yes install git python python-pip python3 python3-pip libmysqlclient-dev libssl-dev libffi-dev \
- && pip3 install pip==9.0.3
-
-RUN pip3 install 'macaroonbakery>=1.1,<2.0' 'pyRFC3339>=1.0,<2.0' \
- 'pyyaml>=3.0,<4.0' 'theblues>=0.3.8,<1.0' 'websockets>=4.0,<5.0' \
- 'paramiko' # PyNaCl
+RUN apt-get update \
+ && DEBIAN_FRONTEND=noninteractive apt-get install -y curl \
+ software-properties-common \
+ git \
+ python3 \
+ python3-pip \
+ libssl-dev \
+ libffi-dev \
+ && apt-get clean \
+ && rm -rf /var/lib/apt/lists/* \
+ && python3 -m pip install --upgrade pip
+RUN python3 --version && pip --version
+
+RUN python3 -m pip install 'pyyaml>=5.1.2' 'paramiko' 'chardet==3.0.4' \
+ 'lxml==4.6.2' 'humanfriendly==9.0.*' 'aiokafka>=0.7.0' \
+ 'prometheus_client==0.4.*' 'python-keystoneclient==3.15.*' \
+ 'six==1.15.0' 'requests==2.25.*' 'gnocchiclient==7.0.*' \
+ 'pyvcloud==23.0.*' 'python-novaclient==12.0.*' \
+ 'python-ceilometerclient==2.9.*' 'python-neutronclient==5.1.*'