N/A
Signed-off-by: NLuxuhui <luxuhui@xiaomi.com>

Co-authored-by: Nriccardo <rgall@sertiscorp.com>

When an input is zero, it returns an Int, which results to `TypeError` in `compare_output`

N/A
Signed-off-by: NLuxuhui <luxuhui@xiaomi.com>

Revert "Merge branch 'refactor-python-scripts' into 'master'"

This reverts merge request !1200

refactor structure of python scripts

1. input_data_formats flag in yaml supports OIHW
2. MaceTensor support OIHW data format

1. Remove data_format flag for ambiguous
2. add has_data_format for distinguish models without data format.

support kaldi-onnx model convert
support validate output data from url

Simple print fix so it will work with py3 and removed spaces as requested as well.

add onnx_optimizer tool and update onnx info in docs