摘要：
import PyPDF2 from PyPDF2 import PdfWriter, PdfReader from reportlab.pdfgen import canvas from reportlab.lib.pagesizes import letter import io from re 阅读全文
摘要：
import threading from PyPDF2 import PdfReader from PyPDF2 import PdfWriter # 定义一个类在线程中共享信息 class SharedState: def __init__(self): self.state = True se 阅读全文
