Minor update of README.md of language model example (#1063)

Summary:
With this white space, the command might fail.
```
fairseq-preprocess: error: unrecognized arguments:
zsh: command not found: --destdir
```
Pull Request resolved: https://github.com/pytorch/fairseq/pull/1063

Differential Revision: D17072516

Pulled By: myleott

fbshipit-source-id: 68bb9d05b40b215b18aceac2bff3f5ec1ef2f537
This commit is contained in:
Sosuke Kobayashi 2019-08-27 08:39:33 -07:00 committed by Facebook Github Bot
parent 396ff7f59f
commit 920b85d4bd

View File

@ -51,7 +51,7 @@ fairseq-preprocess \
--only-source \
--trainpref $TEXT/wiki.train.tokens \
--validpref $TEXT/wiki.valid.tokens \
--testpref $TEXT/wiki.test.tokens \
--testpref $TEXT/wiki.test.tokens \
--destdir data-bin/wikitext-103 \
--workers 20
```