message: fix install python
diff: @@ -29,10 +29,12 @@ elif [[ "$VERSION" == "3.6" ]];then
  CFLAGS="-Wformat" ./configure --prefix=/usr/local/ --enable-shared > /dev/null && \
  make -j8 > /dev/null && make altinstall > /dev/null && ldconfig
  cd .. && rm -rf Python-3.6.8*
  + python3.6 -m pip install -U pip
  elif [[ "$VERSION" == "3.7" ]];then
  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 && ldconfig
  cd .. && rm -rf Python-3.7.0*
  + python3.7 -m pip install -U pip
  fi
  