使用Python将Word文档转换为PNG图片

在这篇博客中，我将介绍一个使用Python编写的小工具，它能够将指定文件夹中的所有Word文档（.doc和.docx格式）转换为PNG图片。这个工具基于wxPython库构建图形用户界面，并结合了win32com和PyMuPDF库实现文档格式的转换。接下来，我将详细说明这个工具的功能及其实现。
D:\spiderdocs\wordtoscreenshot.py

全部代码

import os
import wx
from win32com import client as wc
import pythoncom
import sys
import traceback
import tempfile
import fitz  # PyMuPDF

def convert_word_to_pdf(word_path, pdf_path):
    pythoncom.CoInitialize()
    word = None
    doc = None
    try:
        word = wc.Dispatch("Word.Application")
        word.Visible = False
        doc = word.Documents.Open(word_path)
        doc.ExportAsFixedFormat(pdf_path, 17)  # 17 is wdExportFormatPDF
        print(f"Successfully exported {
     word_path} to {
     pdf_path}")
    except Exception as e:
        print(f"Error in convert_word_to_pdf: {
     str(e)}")
        print("Traceback:")
        traceback.print_exc()
        raise
    finally:
        if doc:
            doc.Close(SaveChanges=False)
        if word:
            word.Quit()
        pythoncom.CoUninitialize()

def convert_pdf_to_png(pdf_path, png_path):
    try:
        doc = fitz.open(pdf_path)
        page = doc.load_page(0)  # Load the first page
        pix = page.get_pixmap()
        pix.save(png_path)
        doc.close()
        print(f"Successfully converted {
     pdf_path} to {
     png_path}")
    except Exception as e:
        print(f"Error in convert_pdf_to_png: {
     str(e)}")
        print("Traceback:")
        traceback.print_exc()
        raise

class MyFrame(wx.Frame):
    def __init__(self):
        super().__init__(parent=None, title='Word to PNG Converter')
        panel = wx.Panel(self)
        
        self