code: def check_contiguous(var, name):
      if not var.is_contiguous():
          raise ValueError("{} must be contiguous".format(name))
  
imports: import torch
  from torch.autograd import Function
  from torch.nn import Module
  from nemo.collections.asr.parts.numba.rnnt_loss import rnnt
  from nemo.collections.asr.parts.numba.rnnt_loss.utils.cpu_utils import cpu_rnnt
label_desc: Use image node_id 5 for calling a global function with example usage: check_contiguous(var, name) without return types