src/transformers/models/squeezebert/modeling_squeezebert.py/SqueezeBertForMaskedLM/__init__
class SqueezeBertForMaskedLM:    def __init__(self, config):
        super().__init__(config)

        self.transformer = SqueezeBertModel(config)
        self.cls = SqueezeBertOnlyMLMHead(config)

        # Initialize weights and apply final processing
        self.post_init()