src/transformers/models/lxmert/modeling_lxmert.py/LxmertModel/__init__
class LxmertModel:    def __init__(self, config):
        super().__init__(config)
        self.embeddings = LxmertEmbeddings(config)
        self.encoder = LxmertEncoder(config)
        self.pooler = LxmertPooler(config)
        self.init_weights()