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main.py

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+import tkinter as tk
+from tkinter import filedialog, ttk, messagebox
+from PyPDF2 import PdfReader, PdfWriter
+import os
+
+class PDFPasswordRemover:
+    def __init__(self, root):
+        self.root = root
+        self.root.title("PDF Password Remover")
+        self.root.geometry("600x200")
+        
+        # File Selection Frame
+        file_frame = ttk.LabelFrame(root, text="PDF File Selection", padding=10)
+        file_frame.pack(fill=tk.X, padx=5, pady=5)
+        
+        self.file_path = tk.StringVar()
+        ttk.Entry(file_frame, textvariable=self.file_path, width=60).pack(side=tk.LEFT, padx=5)
+        ttk.Button(file_frame, text="Browse", command=self.browse_file).pack(side=tk.LEFT)
+        
+        # Password Frame
+        pass_frame = ttk.LabelFrame(root, text="Password", padding=10)
+        pass_frame.pack(fill=tk.X, padx=5, pady=5)
+        
+        self.password = tk.StringVar()
+        ttk.Entry(pass_frame, textvariable=self.password, show="*", width=30).pack(side=tk.LEFT, padx=5)
+        
+        # Buttons
+        button_frame = ttk.Frame(root, padding=10)
+        button_frame.pack(fill=tk.X, padx=5)
+        
+        ttk.Button(button_frame, text="Remove Password", command=self.remove_password).pack(side=tk.LEFT, padx=5)
+        ttk.Button(button_frame, text="Exit", command=root.quit).pack(side=tk.RIGHT)
+    
+    def browse_file(self):
+        filename = filedialog.askopenfilename(
+            title="Select PDF file",
+            filetypes=[("PDF files", "*.pdf"), ("All files", "*.*")]
+        )
+        if filename:
+            self.file_path.set(filename)
+    
+    def remove_password(self):
+        if not self.file_path.get():
+            messagebox.showerror("Error", "Please select a PDF file")
+            return
+            
+        try:
+            # Read PDF
+            reader = PdfReader(self.file_path.get())
+            
+            # Check if PDF is encrypted
+            if reader.is_encrypted:
+                # Try to decrypt with provided password
+                reader.decrypt(self.password.get())
+            
+            # Create writer
+            writer = PdfWriter()
+            
+            # Add pages to writer
+            for page in reader.pages:
+                writer.add_page(page)
+            
+            # Get output filename
+            output_file = os.path.splitext(self.file_path.get())[0] + "_unlocked.pdf"
+            
+            # Save decrypted PDF
+            with open(output_file, "wb") as output_pdf:
+                writer.write(output_pdf)
+            
+            messagebox.showinfo("Success", f"Password removed successfully!\nSaved as: {output_file}")
+            
+        except Exception as e:
+            messagebox.showerror("Error", f"Error: {str(e)}")
+
+def main():
+    root = tk.Tk()
+    app = PDFPasswordRemover(root)
+    root.mainloop()
+
+if __name__ == "__main__":
+    main()