 CondaValueError: could not parse '- pytorch' in: env.yml

Hi and Thanks a lot for your amazing paper .
I want to run project in the google colab , when i wanted to create new enviroment by conda i got this error :
commad : 
```
!conda create --name myEnv --file=env.yml
```
```
CondaValueError: could not parse '- pytorch' in: env.yml
```
it seems this error is related to  : 
``` 
 - pytorch=1.4.0=py3.6_cuda10.0.130_cudnn7.6.3_0
```