configs/textdet/psenet/psenet_resnet50-oclip_fpnf_600e_ctw1500.py

_base_ = [
    'psenet_resnet50_fpnf_600e_ctw1500.py',
]

_base_.model.backbone = dict(
    type='CLIPResNet',
    init_cfg=dict(
        type='Pretrained',
        checkpoint='https://download.openmmlab.com/'
        'mmocr/backbone/resnet50-oclip-7ba0c533.pth'))