用PYthon调用FLASK拆分PDF，网页一直报错

LYH很想学会 · 发表于 2024-10-29 16:03:52

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app.py：
import os
import pathlib
import patoolib
from PyPDF2 import PdfFileReader, PdfFileWriter
from flask import Flask
from flask import render_template,request,send_file

app = Flask(__name__)

BASE_DIR = pathlib.Path()

@app.route('/',methods=["GET", "POST"])
def home():
if request.method == "POST":

      file = request.files["pdf"]
      pdf = PdfFileReader(file)
      splitted = []
      for i in range(pdf.getNumPages()):
         w = PdfFileWriter()
         w.addPage(pdf.getPage(i))
         with open(BASE_DIR / "tmp" / f"{i+1}.pdf", 'wb') as out:
            w.write(out)
         splitted.append(f"tmp{i+1}.pdf")
      patoolib.create_archive (f"tmp/pdf.zip", splitted)
      return send_file(BASE_DIR /"tmp"/"pdf.zip", as_attachment=True)

return render_template("home.html")

app.run()

html:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>PDF 分割</title>
</head>
<body>
<form action="." method="post" enctype="multipart/form-data" >
      <input type="file" name="pdf" id="pdf">
      <input type="submit" value="上传">
</form>
</body>
</html>

岳明辉 · 发表于 2024-10-31 01:42:23

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