下面為PYTHON自訂旋轉PDF (將下列紅色部分，貼在Notepad記事本,另存成RoratePDF.py)
# importing the required modules彙入相關必要之模組
import PyPDF2
import sys
#'開啟檔案總管 (開啟轉換後之檔案使用)'
import subprocess
#'開啟GUI 取得來源檔(找出欲旋轉之PDF檔案)
import tkinter as tk
from tkinter import filedialog
root = tk.Tk()
root.withdraw()
FilePathName = filedialog.askopenfilename(initialdir = "/",title = "Select file for rotate (選擇欲旋轉之PDF檔案)",filetypes = (("PDF files","*.pdf"),("all files","*.*")))
def PDFrotate(origFileName, newFileName, rotation):
# creating a pdf File object of original pdf
pdfFileObj = open(origFileName, 'rb')
# creating a pdf Reader object
pdfReader = PyPDF2.PdfFileReader(pdfFileObj)
# creating a pdf writer object for new pdf
pdfWriter = PyPDF2.PdfFileWriter()
# rotating each page
for page in range(pdfReader.numPages):
# creating rotated page object
pageObj = pdfReader.getPage(page)
pageObj.rotateClockwise(rotation)
# adding rotated page object to pdf writer
pdfWriter.addPage(pageObj)
# new pdf file object
newFile = open(newFileName, 'wb')
# writing rotated pages to new file
pdfWriter.write(newFile)
# closing the original pdf file object
pdfFileObj.close()
# closing the new pdf file object
newFile.close()
def main():
# original pdf file name
origFileName = FilePathName
# new pdf file name
newFileName = 'rotated_example.pdf'
# rotation angle 自訂旋轉角度
rotation_data = int(input("Enter a rotation angle(90、180): "))
# calling the PDFrotate function
PDFrotate(origFileName, newFileName, rotation_data)
if __name__ == "__main__":
# calling the main function
main()
