from openpyxl import Workbook

from openpyxl.style import Border

wb = Workbook()

def set_border(ws, cell_range):

rows = ws.range(cell_range)

for row in rows:

row[0].style.borders.left.border_style = Border.BORDER_THIN

row[-1].style.borders.right.border_style = Border.BORDER_THIN

for c in rows[0]:

c.style.borders.top.border_style = Border.BORDER_THIN

for c in rows[-1]:

c.style.borders.bottom.border_style = Border.BORDER_THIN

ws = wb.get_active_sheet()

ws.title = "Calculo"

print wb.get_sheet_names()

c= ws.cell('A1')

d= ws.cell(row=9,column=9)

for i in xrange(1,9):

for j in xrange(1,9):

ws.cell(row = i,column = j).value = i*j

set_border(ws, "B2:I9")

wb.save('excel.xlsx')