code: def _get_padding_width(padding):
      assert isinstance(padding, tuple)
      if len(padding) == 2:
          _, (pad_left, pad_right) = padding
      else:
          _, pad_left, _, pad_right = padding
      return pad_left + pad_right
  
imports: from functools import reduce
  import logging
  import re
  from tvm import relay, topi, tir
  from ....auto_scheduler import is_auto_scheduler_enabled
  from ....meta_schedule import is_meta_schedule_enabled
  from ....topi.generic import conv2d
  from ..None import op
  from .generic import *
label_desc: Use image node_id 5 for calling a global function with example usage: _get_padding_width(padding) and returns: unknown