message: set WITH_PYTHON default ON
diff: @@ -51,7 +51,7 @@ option(WITH_MKL "Compile Paddle Serving with MKL support." OFF)
  option(WITH_GPU "Compile Paddle Serving with NVIDIA GPU" OFF)
  option(WITH_LITE "Compile Paddle Serving with NVIDIA GPU" OFF)
  option(WITH_XPU "Compile Paddle Serving with NVIDIA GPU" OFF)
  -option(WITH_PYTHON "Compile Paddle Serving with Python" OFF)
  +option(WITH_PYTHON "Compile Paddle Serving with Python" ON)
  option(CLIENT "Compile Paddle Serving Client" OFF)
  option(SERVER "Compile Paddle Serving Server" OFF)
  option(APP "Compile Paddle Serving App package" OFF)
  