1 from tkinter import *
 2 from pathlib import Path
 3 from tkinter.messagebox import *
 4 from PyPDF2 import PdfFileMerger, PdfFileReader, PdfFileWriter
 5 
 6 
 7 # 對資料夾名為：src_floder 檔案合併
 8 def mergePdf(src_folder: str, des_file: str) -> str:
 9     """
10     :param src_folder: 需要合併pdf的檔案見      str
 
11     :param des_file: 合併後的檔案地址檔名.pdf  str
12     :return:
13     """
14     file_list = list(Path(src_folder).glob('*.pdf'))
15     merger = PdfFileMerger()
16     # print(file_list)
17     outputPages = 0
18     for pdf in file_list:
19         inputfile = PdfFileReader(str(pdf))
20         merger.append(inputfile)
 
21         pagecounts = inputfile.getNumPages()
22         print(f'{pdf.name}頁數：{pagecounts}')
23         outputPages += pagecounts
24     merger.write(des_file)
25     merger.close()
26     print(f'合併後頁數為{outputPages}')
27     return des_file
28 
29 
30 # 合併事件
31 def merge():
32     content = entry1.get()
 
33     print(content)
34     path = Path(content)
35     if not path.is_dir():
36         showerror('錯誤提醒', '輸入檔案路徑錯誤，請重新輸入')
37     else:
38         files = path.glob('*.pdf')
39         files_path = [i.name for i in files if not i.name.startswith("~$")]
40         back = askokcancel('確認資訊',
41                            f'合併資料夾目錄為：{path} \n 檔案包括：\n{files_path}')
42         if back:
43             if len(files_path) < 2:
44                 showinfo('提醒', '檔案數目少於兩個無需合併')
45             else:
46                 file_path = mergePdf(str(path), str(path / 'merge.pdf'))
47                 showinfo('finish', f'完成\n檔案目錄：{file_path}')
48 
49     ...
50 
51 
52 win = Tk()
53 win.title('合併pdf檔案')
54 win.geometry('300x185+500+300')
55 Label(win, text='請輸入需要合併pdf檔案目錄：', font=10).pack(pady=10, padx=10, anchor='nw')
56 entry1 = Entry(win)
57 entry1.pack(pady=10, padx=10, fill='x')
58 # 輸入合併後pdf檔名
59 # Label(win, text='合併後文件名：', font=10).pack(pady=10, padx=10, anchor='nw')
60 # entry2 = Entry(win)
61 # entry2.pack(pady=10, padx=10, fill='x')
62 Button(win, text='確定', command=merge, font=10).pack(pady=10, anchor='s')
63 
64 win.mainloop()

可以打包直接使用