from PyPDF2 import PdfFileWriter, PdfFileReader

import os

import tkinter as tk

from tkinter import ttk

from tkinter.filedialog import askopenfilename

win = tk.Tk()

win.geometry("400x200")

win.title("Delete PDF Pages")

def pagedel():

pages_del = pages.get()

pages_to_delete = pages_del.strip().split(",")

pages_to_delete = [(int(i) - 1) for i in pages_to_delete]

with open(path, "rb") as pdf_file:

pdf_reader = PdfFileReader(pdf_file)

num_pages = pdf_reader.numPages

out_of_index_page = []

for num in pages_to_delete:

if num > num_pages:

out_of_index_page.append(num)

if len(out_of_index_page) == 0:

infile = PdfFileReader(path, "rb")

output = PdfFileWriter()

for i in range(infile.getNumPages()):

if i not in pages_to_delete:

p = infile.getPage(i)

output.addPage(p)

inputfile_name = ((path.split("\\")[-1]).split(".pdf"))[0]

output_name = inputfile_name + "_deleted.pdf"

with open(output_name, "wb") as f:

output.write(f)

print(f"\nThe output pdf is saved as: {output_name}\n")

else:

print("\nPage number entered is greater than the No of Pages in PDF")

print("Please Check & Re-Try\n")

def getpages():

global pages, path

user_path = askopenfilename().strip()

path = os.path.normpath(user_path)

label2 = ttk.Label(win, text="Enter page numbers to be deleted seperated by commas:\n(Eg: 1,2) ")

label2.grid(row=0, column=0, padx=50, pady=20)

pages = tk.Entry(win, width = 30)

pages.grid(row=1, column=0, padx=50, pady=0)

button2 = ttk.Button(win, text="Enter", width=30, command=pagedel)

button2.grid(row=2, column=0, padx=50, pady=10)

label1 = ttk.Label(win, text="Select PDF File: ")

label1.grid(row=0, column=0, padx=100, pady=40)

button1 = ttk.Button(win, text="Select File", width=30, command=getpages)

button1.grid(row=1, column=0, padx=100, pady=0)

win.mainloop()