def __init__(self, patch_len, stride ):
        """
        Callback used to perform patching on the batch input data
        Args:
            patch_len:        patch length
            stride:           stride
        """
        self.patch_len = patch_len
        self.stride = stride

        Callback used to perform patching on the batch input data
        Args:
            patch_len:        patch length
            stride:           stride
        
PatchTST_self_supervised/src/callback/patch_mask.py