from ironpdf import *

# Instantiate Renderer
renderer = ChromePdfRenderer()

# Join Multiple Existing PDFs into a single document
pdfs = List[PdfDocument]()
pdfs.Add(PdfDocument.FromFile("A.pdf"))
pdfs.Add(PdfDocument.FromFile("B.pdf"))
pdfs.Add(PdfDocument.FromFile("C.pdf"))
pdf = PdfDocument.Merge(pdfs)
pdf.SaveAs("merged.pdf")
 
# Add a cover page
pdf.PrependPdf(renderer.RenderHtmlAsPdf("<h1>Cover Page</h1><hr>"))
 
# Remove the last page from the PDF and save again
pdf.RemovePage(pdf.PageCount - 1)
pdf.SaveAs("merged.pdf")
 
# Copy pages 5-7 and save them as a new document.
pdf.CopyPages(ToPageList([4, 6])).SaveAs("excerpt.pdf")
 
for eachPdf in pdfs:
    eachPdf.Dispose()