Add standalone binaries

Summary: Pull Request resolved: https://github.com/pytorch/fairseq/pull/489

Differential Revision: D13956810

Pulled By: myleott

fbshipit-source-id: 61ace179d1d3790226c38b3f3e47f5452b5ec514

eval_lm.py

@@ -174,7 +174,11 @@ def main(parsed_args):
             print(ws)
 
 
-if __name__ == '__main__':
+def cli_main():
     parser = options.get_eval_lm_parser()
     args = options.parse_args_and_arch(parser)
     main(args)
+
+
+if __name__ == '__main__':
+    cli_main()

generate.py

@@ -178,7 +178,11 @@ def main(args):
         print('| Generate {} with beam={}: {}'.format(args.gen_subset, args.beam, scorer.result_string()))
 
 
-if __name__ == '__main__':
+def cli_main():
     parser = options.get_generation_parser()
     args = options.parse_args_and_arch(parser)
     main(args)
+
+
+if __name__ == '__main__':
+    cli_main()

interactive.py

@@ -183,7 +183,11 @@ def main(args):
                     print(align)
 
 
-if __name__ == '__main__':
+def cli_main():
     parser = options.get_generation_parser(interactive=True)
     args = options.parse_args_and_arch(parser)
     main(args)
+
+
+if __name__ == '__main__':
+    cli_main()

preprocess.py

@@ -271,7 +271,11 @@ def merge_files(files, outpath):
     ds.finalize("{}.idx".format(outpath))
 
 
-if __name__ == "__main__":
+def cli_main():
     parser = options.get_preprocessing_parser()
     args = parser.parse_args()
     main(args)
+
+
+if __name__ == "__main__":
+    cli_main()

setup.py

@@ -43,4 +43,14 @@ setup(
     packages=find_packages(),
     ext_modules=[bleu],
     test_suite='tests',
+    entry_points={
+        'console_scripts': [
+            'fairseq-eval-lm = eval_lm:cli_main',
+            'fairseq-generate = generate:cli_main',
+            'fairseq-interactive = interactive:cli_main',
+            'fairseq-preprocess = preprocess:cli_main',
+            'fairseq-train = train:cli_main',
+            'fairseq-score = score:main',
+        ],
+    },
 )

train.py

@@ -380,7 +380,7 @@ def distributed_main(i, args):
     main(args, init_distributed=True)
 
 
-if __name__ == '__main__':
+def cli_main():
     parser = options.get_training_parser()
     args = options.parse_args_and_arch(parser)
 
@@ -415,3 +415,7 @@ if __name__ == '__main__':
     else:
         # single GPU training
         main(args)
+
+
+if __name__ == '__main__':
+    cli_main()