统一消息系统

from reportlab.pdfgen import canvas

def create_pdf(messages, filename):

c = canvas.Canvas(filename, pagesize=letter)

width, height = letter

y = height - 50

for message in messages:

text = f"消息ID: {message['id']}, 内容: {message['content']}"

c.drawString(50, y, text)

y -= 20

if y <= 50:

c.showPage()

y = height - 50

c.save()

messages = [

{"id": "001", "content": "欢迎使用我们的消息管理系统"},

{"id": "002", "content": "感谢您的支持"},

]

create_pdf(messages, "messages.pdf")