我正在尝试在Windows7中安装Pytables，即使我已经设置了所需的环境变量，我仍然会收到以下错误。
ERROR:: Could not find a local HDF5 installation. You may need to explicitly
state where your local HDF5 headers and library can be found by setting the
HDF5_DIR environment variable or by using the --hdf5 command-line option.
有没有更好的方法来解决这个问题？