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@app.route('/upload', methods=['GET', 'POST'])
def upload_file():
if form.validate_on_submit():
#get pdf file
pdffile = form.pdfupload.data
#next line causes exception
filemd5 = hashlib.md5()
filemd5.update(pdffile.read())
filemd5name = filemd5.hexdigest()
#next save file
pdffile.save(filemd5name+'.pdf')
不幸的是,在hashlib.md5之後,filemd5name +'。pdf'是空的。從werkzeug.datastructures.FileStorage計算md5,但將文件保存爲文件爲空
有什麼辦法從文件中獲取md5並保存整個文件?