pdf 拆分

from PyPDF2 import PdfFileWriter, PdfFileReader
def pdf_split(pdf_in,pdf_out,start,end):
# 初始化一个pdf
    output = PdfFileWriter()
# 读取pdf
with open(pdf_in,'rb') as in_pdf:
        pdf_file = PdfFileReader(in_pdf)
# 从pdf中取出指定页
for i in range(start, end):
            output.addPage(pdf_file.getPage(i))
# 写出pdf
with open(pdf_out,'ab') as out_pdf:
            output.write(out_pdf)
if __name__ == '__main__':
    pdf_in  = 'scan.pdf'
    pdf_out = '4.pdf'
    s,e     = 5,7
    pdf_split(pdf_in, pdf_out, s, e)