Update the output format for benchmark_helper. It outputs the dimensi… (#15108)
Summary:
…on first and all the values in the next line. This way, it can output arbitrary blob
Pull Request resolved: https://github.com/pytorch/pytorch/pull/15108
Reviewed By: llyfacebook
Differential Revision: D13429346
Pulled By: sf-wind
fbshipit-source-id: 5e0bba2a46fbe8d997dfc3d55a698484552e3af8
