tfr.utils.parse_keys_and_weights

Parses the encoded key to keys and weights.

This parse function will remove all spaces. Different keys are split by "," and then weight associated with key is split by ":".

key A string represents a key, or a string of multiple keys, split by ",", and weighted by the weights split by ":". For example, key = 'softmax_loss:0.9,sigmoid_cross_entropy_loss:0.1'.

A dict from keys to weights.