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from openpyxl.styles import Border, Side, PatternFill, Font, GradientFill, Alignment
from openpyxl import Workbook
def style_range(ws, cell_range, border=Border(), fill=None, font=None, alignment=None):
"""
Apply styles to a range of cells as if they were a single cell.
:param ws: Excel worksheet instance
:param range: An excel range to style (e.g. A1:F20)
:param border: An openpyxl Border
:param fill: An openpyxl PatternFill or GradientFill
:param font: An openpyxl Font object
"""
top = Border(top=border.top)
left = Border(left=border.left)
right = Border(right=border.right)
bottom = Border(bottom=border.bottom)
first_cell = ws[cell_range.split(":")[0]]
if alignment:
ws.merge_cells(cell_range)
first_cell.alignment = alignment
rows = ws[cell_range]
if font:
first_cell.font = font
for cell in rows[0]:
cell.border = cell.border + top
for cell in rows[-1]:
cell.border = cell.border + bottom
for row in rows:
l = row[0]
r = row[-1]
l.border = l.border + left
r.border = r.border + right
if fill:
for c in row:
c.fill = fill
wb = Workbook()
ws = wb.active
my_cell = ws['B2']
my_cell.value = "My Cell"
thin = Side(border_style="thin", color="000000")
double = Side(border_style="double", color="ff0000")
border = Border(top=double, left=thin, right=thin, bottom=double)
fill = PatternFill("solid", fgColor="DDDDDD")
fill = GradientFill(stop=("000000", "FFFFFF"))
font = Font(b=True, color="FF0000")
al = Alignment(horizontal="center", vertical="center")
style_range(ws, 'B2:F4', border=border, fill=fill, font=font, alignment=al)
wb.save("styled.xlsx")
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