ERROR: No matching distribution found for tokenizers==0.8.1.rc1 (from transformers)
```
ERROR: Could not find a version that satisfies the requirement tokenizers==0.8.1.rc1 (from transformers) (from versions: 0.0.2, 0.0.3, 0.0.4, 0.0.5, 0.0.6, 0.0.7, 0.0.8, 0.0.9, 0.0.10, 0.0.11, 0.0.12, 0.0.13, 0.1.0, 0.1.1, 0.2.0, 0.2.1, 0.3.0, 0.4.0, 0.4.1, 0.4.2, 0.5.0, 0.5.1, 0.5.2, 0.6.0, 0.7.0, 0.8.0, 0.8.1)
ERROR: No matching distribution found for tokenizers==0.8.1.rc1 (from transformers)
```

The error above occurs when I pip install transformers from an anaconda environment of


![image](https://user-images.githubusercontent.com/8081512/90089485-7b162500-dd5c-11ea-9e0e-16f8044b490e.png)


This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.
