pdfcropper.py 文件源码

def writeToStream(self, stream):
        # For certain large pdf files, PdfFileWriter.write() causes the error:
        #  maximum recursion depth exceeded while calling a Python object
        # This issue is present in pyPdf as well as PyPDF2 1.23
        # We therefore temporarily increase the recursion limit.
        old_reclimit = sys.getrecursionlimit()
        sys.setrecursionlimit(10000)
        self.output.write(stream)
        sys.setrecursionlimit(old_reclimit)