python批量调整docx段落格式

from docx import Document
from docx.shared import Cm
import os

rootdir=r'E:\vxWEB\GIS'
for files in os.listdir(rootdir):
    filename=os.path.join(rootdir,files)
    print(filename)

    doc=Document(filename)
    for para in doc.paragraphs:
        para.paragraph_format.left_indent=Cm(0)#前后缩进
        para.paragraph_format.right_indent=Cm(0)
        # para.paragraph_format.first_line_indent = Cm(1)#首行缩进
        para.paragraph_format.line_spacing = 1.0#行间距
        if len(para.text)<= 1 and len(para.runs) < 1:#删除空行
            p = para._element
            p.getparent().remove(p)
            p._p = p._element = None
        for run in para.runs:#设置英文字体
            run.font.name = 'Times New Roman'
    doc.save(filename)
print('ok')