Hi @goldsborough,
I did it but still I have some problems:
$ python
Python 3.7.1 (default, Oct 23 2018, 17:15:52) 
[GCC 8.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import torch
>>> import torch.utils.cpp_extension
>>> torch.utils.cpp_extension.check_compiler_abi_compatibility("g++")
True
>>> torch.utils.cpp_extension.check_compiler_abi_compatibility("gcc")
True
>>> import torch_asr._latgen_lib
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
ImportError: /home/jinserk/.pyenv/versions/3.7.1/lib/python3.7/site-packages/torch_asr/_latgen_lib.cpython-37m-x86_64-linux-gnu.so: undefined symbol: _ZN3fst12ReadFstKaldiESs
>>>