code: def _mock_pages(block_size=(1, 1), block_offset=(0, 0)):
      return [
          elements.Page(
              np.random.randint(0, 255, (300, 200, 3), dtype=np.uint8),
              _mock_blocks(block_size, block_offset),
              0,
              (300, 200),
              {"value": 0.0, "confidence": 1.0},
              {"value": "EN", "confidence": 0.8},
          ),
          elements.Page(
              np.random.randint(0, 255, (500, 1000, 3), dtype=np.uint8),
              _mock_blocks(block_size, block_offset),
              1,
              (500, 1000),
              {"value": 0.15, "confidence": 0.8},
              {"value": "FR", "confidence": 0.7},
          ),
      ]
  
imports: from xml.etree.ElementTree import ElementTree
  import numpy
  import pytest
  from doctr.file_utils import CLASS_NAME
  from doctr.io import elements
label_desc: Use image node_id 6 for calling a global function with example usage: _mock_pages(block_size, block_offset) and returns: list