def __init__()

in trainer/loss.py [0:0]


    def __init__(self, temperature=0.03, negative_weight=0.8, logger = None):
        super().__init__()
        self.logit_scale = nn.Parameter(torch.ones([]))
        self.criterion = torch.nn.CrossEntropyLoss(reduction='none') 
        self.temperature = temperature 
        self.logger = logger
        self.negative_w = negative_weight # Weight of negative samples logits.