clean dockerfile (#30650)

tools/xly_Dockerfile/Dockerfile.GCC8

-# A image for building paddle binaries and install
-# Use cuda devel base image for both cpu and gpu environment
-# When you modify it, please be aware of cudnn-runtime version
-# and libcudnn.so.x in paddle/scripts/docker/build.sh
-FROM nvidia/cuda:10.1-cudnn7-devel-ubuntu18.04
-MAINTAINER PaddlePaddle Authors <paddle-dev@baidu.com>
-
-ARG UBUNTU_MIRROR
-ENV UBUNTU_MIRROR=https://mirrors.tuna.tsinghua.edu.cn/ubuntu
-RUN /bin/bash -c 'if [[ -n ${UBUNTU_MIRROR} ]]; then sed -i 's#http://archive.ubuntu.com/ubuntu#${UBUNTU_MIRROR}#g' /etc/apt/sources.list; fi'
-RUN /bin/bash -c 'if [[ -n ${UBUNTU_MIRROR} ]]; then sed -i 's#http://security.ubuntu.com/ubuntu#${UBUNTU_MIRROR}#g' /etc/apt/sources.list; fi'
-
-
-# ENV variables
-ARG WITH_GPU
-ARG WITH_AVX
- 
-ENV WITH_GPU=${WITH_GPU:-ON}
-ENV WITH_AVX=${WITH_AVX:-ON}
-
-ENV HOME /root
-# Add bash enhancements
-COPY ./paddle/scripts/docker/root/ /root/
-RUN rm -rf /etc/apt/sources.list.d/skype-stable.list*
-
-
-# Prepare packages for Python
-RUN apt-get update && \
- DEBIAN_FRONTEND=noninteractive apt-get install -y make build-essential libssl-dev zlib1g-dev libbz2-dev \
- libreadline-dev libsqlite3-dev wget curl llvm libncurses5-dev libncursesw5-dev \
- xz-utils tk-dev libffi-dev liblzma-dev
-RUN apt-get install -y python-dev python-pip wget vim git
-
-# install cmake
-WORKDIR /home
-RUN wget --no-proxy https://paddle-docker-tar.cdn.bcebos.com/cmake-3.10.0-Linux-x86_64.tar.gz 
-RUN tar -xvf cmake-3.10.0-Linux-x86_64.tar.gz
-RUN apt install libidn11
-ENV PATH=/home/cmake-3.10.0-Linux-x86_64/bin:$PATH
-WORKDIR /usr/bin
-RUN wget -q --no-proxy https://paddle-ci.cdn.bcebos.com/gcc-8.2.0.tar.xz && \
-  tar -xvf gcc-8.2.0.tar.xz && \
-  cd gcc-8.2.0 && \
-  unset LIBRARY_PATH CPATH C_INCLUDE_PATH PKG_CONFIG_PATH CPLUS_INCLUDE_PATH INCLUDE && \
-  ./contrib/download_prerequisites && \
-  cd .. && mkdir temp_gcc82 && cd temp_gcc82 && \
-  ../gcc-8.2.0/configure --prefix=/usr/local/gcc-8.2 --enable-threads=posix --disable-checking --disable-multilib && \
-  make -j8 && make install
-RUN cp gcc gcc.bak
-RUN cp g++ g++.bak
-RUN rm gcc
-RUN rm g++
-RUN ln -s /usr/local/gcc-8.2/bin/gcc /usr/local/bin/gcc
-RUN ln -s /usr/local/gcc-8.2/bin/g++ /usr/local/bin/g++
-RUN ln -s /usr/local/gcc-8.2/bin/gcc /usr/bin/gcc
-RUN ln -s /usr/local/gcc-8.2/bin/g++ /usr/bin/g++
-ENV PATH=/usr/local/gcc-8.2/bin:$PATH
-RUN cd .. && rm -rf /usr/bin/temp_gcc82
-
-# Install Python3.6
-RUN mkdir -p /root/python_build/ && wget -q https://www.sqlite.org/2018/sqlite-autoconf-3250300.tar.gz && \
-    tar -zxf sqlite-autoconf-3250300.tar.gz && cd sqlite-autoconf-3250300 && \
-    ./configure -prefix=/usr/local && make -j8 && make install && cd ../ && rm sqlite-autoconf-3250300.tar.gz && \
-    wget -q https://www.python.org/ftp/python/3.6.9/Python-3.6.9.tgz && \
-    tar -xzf Python-3.6.9.tgz && cd Python-3.6.9 && \
-    CFLAGS="-Wformat" ./configure --prefix=/usr/local/ --enable-shared > /dev/null && \
-    make -j8 > /dev/null && make altinstall > /dev/null
-
-# Install Python3.7
-RUN wget -q https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz && \
-    tar -xzf Python-3.7.0.tgz && cd Python-3.7.0 && \
-    CFLAGS="-Wformat" ./configure --prefix=/usr/local/ --enable-shared > /dev/null && \
-    make -j8 > /dev/null && make altinstall > /dev/null
-
-RUN rm -r /root/python_build
-
-RUN apt-get update && \
-    apt-get install -y --allow-downgrades --allow-change-held-packages \
-    patchelf python3 python3-dev python3-pip \
-    git python-pip python-dev python-opencv openssh-server bison \
-    wget unzip unrar tar xz-utils bzip2 gzip coreutils ntp \
-    curl sed grep graphviz libjpeg-dev zlib1g-dev  \
-    python-matplotlib \
-    automake locales clang-format swig cmake  \
-    liblapack-dev liblapacke-dev \
-    net-tools libtool ccache module-init-tools && \
-    apt-get clean -y
-
-# Install Python2.7.15 to replace original python
-WORKDIR /home
-ENV version=2.7.15
-RUN wget https://www.python.org/ftp/python/$version/Python-$version.tgz
-RUN tar -xvf Python-$version.tgz
-WORKDIR /home/Python-$version
-RUN ./configure --enable-unicode=ucs4 --enable-shared CFLAGS=-fPIC --prefix=/usr/local/python2.7.15
-RUN make && make install
-
-RUN echo "export PATH=/usr/local/python2.7.15/include:${PATH}" >> ~/.bashrc
-RUN echo "export PATH=/usr/local/python2.7.15/bin:${PATH}" >> ~/.bashrc
-RUN echo "export LD_LIBRARY_PATH=/usr/local/python2.7.15/lib:${LD_LIBRARY_PATH}" >> ~/.bashrc
-RUN echo "export CPLUS_INCLUDE_PATH=/usr/local/python2.7.15/include/python2.7:$CPLUS_INCLUDE_PATH" >> ~/.bashrc
-ENV PATH=/usr/local/python2.7.15/include:${PATH}
-ENV PATH=/usr/local/python2.7.15/bin:${PATH}
-ENV LD_LIBRARY_PATH=/usr/local/python2.7.15/lib:${LD_LIBRARY_PATH}
-ENV CPLUS_INCLUDE_PATH=/usr/local/python2.7.15/include/python2.7:$CPLUS_INCLUDE_PATH
-RUN mv /usr/bin/python /usr/bin/python.bak
-RUN ln -s /usr/local/python2.7.15/bin/python2.7 /usr/local/bin/python
-RUN ln -s /usr/local/python2.7.15/bin/python2.7 /usr/bin/python
-WORKDIR /home
-RUN wget https://files.pythonhosted.org/packages/b0/d1/8acb42f391cba52e35b131e442e80deffbb8d0676b93261d761b1f0ef8fb/setuptools-40.6.2.zip
-RUN apt-get -y install unzip
-RUN unzip setuptools-40.6.2.zip
-WORKDIR /home/setuptools-40.6.2
-RUN python setup.py build
-RUN python setup.py install
-WORKDIR /home
-RUN wget https://files.pythonhosted.org/packages/69/81/52b68d0a4de760a2f1979b0931ba7889202f302072cc7a0d614211bc7579/pip-18.0.tar.gz
-RUN tar -zxvf pip-18.0.tar.gz
-WORKDIR pip-18.0
-RUN python setup.py install
-
-WORKDIR /home
-RUN rm Python-$version.tgz setuptools-40.6.2.zip pip-18.0.tar.gz && \
-    rm -r Python-$version setuptools-40.6.2 pip-18.0
-
-# git credential to skip password typing
-RUN git config --global credential.helper store
-
-# Fix locales to en_US.UTF-8
-RUN localedef -i en_US -f UTF-8 en_US.UTF-8
-
-# specify sphinx version as 1.5.6 and remove -U option for [pip install -U
-# sphinx-rtd-theme] since -U option will cause sphinx being updated to newest
-# version(1.7.1 for now), which causes building documentation failed.
-RUN pip3 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
-    pip3 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
-    pip3 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
-    pip3.6 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
-    pip3.6 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
-    pip3.6 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
-    pip3.7 --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
-    pip3.7 --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
-    pip3.7 --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark && \
-    pip --no-cache-dir install -U wheel py-cpuinfo==5.0.0 && \
-    pip --no-cache-dir install -U docopt PyYAML sphinx==1.5.6 && \
-    pip --no-cache-dir install sphinx-rtd-theme==0.1.9 recommonmark
-
-RUN pip3 --no-cache-dir install 'pre-commit==1.10.4' 'ipython==5.3.0' && \
-    pip3 --no-cache-dir install 'ipykernel==4.6.0' 'jupyter==1.0.0' && \
-    pip3.6 --no-cache-dir install 'pre-commit==1.10.4' 'ipython==5.3.0' && \
-    pip3.6 --no-cache-dir install 'ipykernel==4.6.0' 'jupyter==1.0.0' && \
-    pip3.7 --no-cache-dir install 'pre-commit==1.10.4' 'ipython==5.3.0' && \
-    pip3.7 --no-cache-dir install 'ipykernel==4.6.0' 'jupyter==1.0.0' && \
-    pip --no-cache-dir install 'pre-commit==1.10.4' 'ipython==5.3.0' && \
-    pip --no-cache-dir install 'ipykernel==4.6.0' 'jupyter==1.0.0' 
-
-#For docstring checker
-RUN pip3 --no-cache-dir install pylint pytest astroid isort
-RUN pip3.6 --no-cache-dir install pylint pytest astroid isort
-RUN pip3.7 --no-cache-dir install pylint pytest astroid isort
-RUN pip --no-cache-dir install pylint pytest astroid isort LinkChecker
-
-RUN pip3 --no-cache-dir install coverage
-RUN pip3.6 --no-cache-dir install coverage
-RUN pip3.7 --no-cache-dir install coverage
-RUN pip --no-cache-dir install coverage
-
-COPY ./python/requirements.txt /root/
-RUN pip3 --no-cache-dir install -r /root/requirements.txt
-RUN pip3.6 --no-cache-dir install -r /root/requirements.txt
-RUN pip3.7 --no-cache-dir install -r /root/requirements.txt
-RUN pip --no-cache-dir install -r /root/requirements.txt
-
-# To fix https://github.com/PaddlePaddle/Paddle/issues/1954, we use
-# the solution in https://urllib3.readthedocs.io/en/latest/user-guide.html#ssl-py2
-RUN apt-get install -y libssl-dev libffi-dev && apt-get clean -y
-RUN pip3 --no-cache-dir install certifi urllib3[secure]
-RUN pip3.6 --no-cache-dir install certifi urllib3[secure]
-RUN pip3.7 --no-cache-dir install certifi urllib3[secure]
-RUN pip --no-cache-dir install certifi urllib3[secure]
-
-RUN echo "export PATH=/usr/lib/ccache:${PATH}" >> ~/.bashrc
-
-# Configure OpenSSH server. c.f. https://docs.docker.com/engine/examples/running_ssh_service
-RUN mkdir /var/run/sshd
-RUN echo 'root:root' | chpasswd
-RUN sed -ri 's/^PermitRootLogin\s+.*/PermitRootLogin yes/' /etc/ssh/sshd_config
-RUN sed -ri 's/UsePAM yes/#UsePAM yes/g' /etc/ssh/sshd_config
-CMD source ~/.bashrc
-EXPOSE 22
-