pdfwriter.py 文件源码

def write(self, file, writer, registry):
        if time.timezone < 0:
            # divmod on positive numbers, otherwise the minutes have a different sign from the hours
            timezone = "-%02i'%02i'" % divmod(-time.timezone/60, 60)
        elif time.timezone > 0:
            timezone = "+%02i'%02i'" % divmod(time.timezone/60, 60)
        else:
            timezone = "Z00'00'"

        def pdfstring(s):
            r = ""
            for c in s:
                if 32 <= ord(c) <= 127 and c not in "()[]<>\\":
                    r += c
                else:
                    r += "\\%03o" % ord(c)
            return r

        file.write("<<\n")
        if writer.title:
            file.write("/Title (%s)\n" % pdfstring(writer.title))
        if writer.author:
            file.write("/Author (%s)\n" % pdfstring(writer.author))
        if writer.subject:
            file.write("/Subject (%s)\n" % pdfstring(writer.subject))
        if writer.keywords:
            file.write("/Keywords (%s)\n" % pdfstring(writer.keywords))
        file.write("/Creator (PyX %s)\n" % version.version)
        file.write("/CreationDate (D:%s%s)\n" % (time.strftime("%Y%m%d%H%M"), timezone))
        file.write(">>\n")