🐧 use older fairseq version for MacOS users

Author: gx-xu

setup.py

@@ -1,13 +1,13 @@
 from setuptools import setup, find_packages
+import sys
 
-VERSION = '0.5.3'
+VERSION = '0.5.4'
 
 install_requires = [
  "torch==1.13.1",
  'numpy<=1.23.5',
  'ipython<=8.12', # python 3.8 vs ipython 8.13 incompatibility
  'tqdm>=4.55.0',
- 'fairseq==0.10.2', # seems to not work on python 3.9 for some platforms
  'packaging>=20.8',
  'requests>=2.25.1',
  # for data (ELMO embeddings)
@@ -26,6 +26,14 @@
  'progressbar',
 ]
 
+if sys.platform == 'darwin':
+ install_requires.append("fairseq==0.10.0")
+ # torch-scatter can be directly installed on macos;
+ # it needs to be separately install with url on linux
+ install_requires.append("torch-scatter")
+else:
+ install_requires.append("fairseq==0.10.2")
+
 if __name__ == '__main__':
  setup(
  name='transition_amr_parser',