code: def wb_align(file, pair_ls):
      # adjust format of .xlsx file
      wb = load_workbook(file)
      ws = wb.active
      for pair in pair_ls:
          ws.merge_cells(f"{pair[0]}:{pair[1]}")
          ws[f"{pair[0]}"].alignment = Alignment(
              horizontal="center", vertical="center"
          )
      wb.save(file)
  
file_path: mmdetection/projects/RF100-Benchmark/scripts/log_extract.py
imports: import argparse
  import csv
  import json
  import os
  import re
  import numpy
  import pandas
  from openpyxl import load_workbook
  from openpyxl.styles import Alignment
label_desc: Use image node_id 3 for calling a global function with example usage: wb_align(file, pair_ls) without return types