#https://baijiahao.baidu.com/s?id=1665454009794833226&wfr=spider&for=pc
#https://stackoverflow.com/questions/50776715/setting-pgnumtype-property-in-python-docx-is-without-effect
import docx
from docx.oxml import OxmlElement
from docx.oxml.ns import qn
from docx.enum.text import WD_ALIGN_PARAGRAPH
from docx.enum.text import WD_PARAGRAPH_ALIGNMENT
from docx.shared import RGBColor
from docx.shared import Inches, Pt
def AddFooterNumber(run):
    fldChar1 = OxmlElement('w:fldChar')  # creates a new element
    fldChar1.set(qn('w:fldCharType'), 'begin')  # sets attribute on element
    instrText = OxmlElement('w:instrText')
    instrText.set(qn('xml:space'), 'preserve')  # sets attribute on element
    instrText.text = 'Page'
    fldChar2 = OxmlElement('w:fldChar')
    fldChar2.set(qn('w:fldCharType'), 'separate')
    t = OxmlElement('w:t')
    t.text = "Seq"
    fldChar2.append(t)
    fldChar4 = OxmlElement('w:fldChar')
    fldChar4.set(qn('w:fldCharType'), 'end')
    r_element = run._r
    r_element.append(fldChar1)
    r_element.append(instrText)
    r_element.append(fldChar2)
    r_element.append(fldChar4)
def InsertPageNumber(Doc):
  footer = Doc.sections[0].footer # 获取第一个节的页脚
  footer.is_linked_to_previous = True  #编号续前一节
  paragraph = footer.paragraphs[0] # 获取页脚的第一个段落
  paragraph.alignment = WD_PARAGRAPH_ALIGNMENT.CENTER#页脚居中对齐
  run_footer=paragraph.add_run() # 添加页脚内容
  AddFooterNumber(run_footer)
  font = run_footer.font
  font.name = 'Times New Roman'#新罗马字体
  font.size = Pt(10)#10号字体
  font.bold = True#加粗
#EndDef
if __name__=='__main__':
  Doc = docx.Document()
  InsertPageNumber(Doc)
  
  Doc.save('test.docx') # 保存文档