anchor.diff:      libxslt1-dev \
       ntp \
       pkg-config \
  -    python3-dev \
  -    python3-pip \
  -    python3.5 \
  -    && rm -rf /var/lib/apt/lists/*
  +    python3.8-dev \
  +    python3.8-venv \
  +    &&rm -rf /var/lib/apt/lists/*
   
   RUN locale-gen en_US.UTF-8
   ENV LANG en_US.UTF-8
   ENV LANGUAGE en_US:en
   ENV LC_ALL en_US.UTF-8
  -
  -RUN ln -s /usr/bin/pip3 /usr/bin/pip
  -RUN ln -s /usr/bin/python3 /usr/bin/python
   
   WORKDIR /edx/app/edxapp/edx-platform
   
  
positive.code:     libxml2-dev \
      libxmlsec1-dev \
      libxslt1-dev \
      software-properties-common \
      swig \
      # openedx requirements
      gettext \
  
negative.code: ENV SETTINGS production
  RUN mkdir -p /edx/etc/
  
  ENV VIRTUAL_ENV=/venv
  RUN python3.8 -m venv $VIRTUAL_ENV
  ENV PATH="$VIRTUAL_ENV/bin:$PATH"
  
  # Install Python requirements
  RUN pip install pip==20.2.3
  COPY setup.py setup.py
  COPY common common
  COPY openedx openedx
  