python执行较大excel文件openpyxl慢怎么办-创新互联

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我就废话不多说了，大家还是直接看代码吧！

talk is cheap

  from openpyxl import Workbook
  from openpyxl.utils import get_column_letter
  from openpyxl import load_workbook
  import time
  wb = load_workbook("E:/a.xlsx", read_only=True)
  sh = wb["Sheet"]
  # rowItem = {}
  # for j in range(1,2000):
  #   for i in range(1, 30):
  #     rowItem[get_column_letter(i)] = i
  #   sh.append(rowItem)
  # wb.save("E:/a.xlsx")
  t0 = time.time()
  print(sh['V500'].value)
  t1 = time.time()
  print("openpyxl所用时间：", str(t1-t0))

  import xlrd
  xlsPath = "E:/a.xlsx"
  WorkBook = xlrd.open_workbook(xlsPath)
  sh = WorkBook.sheet_by_name("Sheet")

  t0 = time.time()
  print(sh.cell(499,22).value)
  t1 = time.time()
  print("xlrd所用时间：", str(t1-t0))