python怎么改字体

from openpyxl.styles import Font, colors, Alignment

font_style = Font(name='Times New Roman', size=11, italic=False, color='FF000000', bold=False)

#=====常用字体颜色配置数值===========
# BLACK = 'FF000000'
# WHITE = 'FFFFFFFF'
# RED = 'FFFF0000'
# DARKRED = 'FF800000'
# BLUE = 'FF0000FF'
# DARKBLUE = 'FF000080'
# GREEN = 'FF00FF00'
# DARKGREEN = 'FF008000'
# YELLOW = 'FFFFFF00'
# DARKYELLOW = 'FF808000'
#====================================

sheet1.cell(row=i,column=1).font=font_style

sheet1.cell(row=i,column=1).alignment = Alignment(horizontal='center', vertical='center')