我正在制作一个自动邮件发送程序(Python 3.6.1)用于电子邮件营销。我在附加 PDF 文件时遇到问题。邮件中的 PDF 文件的文件名和页数是正确的,但 PDF 文件始终为空白,并且其大小增加。我尝试了三种不同的方法,其他两种方法不起作用。最后我决定在这里问。感谢您的帮助。
message = MIMEMultipart()
message['Subject'] = "Attachment Test"
message['From'] = 'myemail'
message['Reply-to'] = 'myemail'
message['To'] = 'otheremail'
text = MIMEText("Message Body")
message.attach(text)
directory = "C:\ExamplePDF.pdf"
with open(directory, encoding = 'utf-8', errors = 'replace') as opened:
openedfile = opened.read()
attachedfile = MIMEApplication(openedfile, _subtype = "pdf", _encoder = encode_base64)
attachedfile.add_header('content-disposition', 'attachment', filename = "ExamplePDF.pdf")
message.attach(attachedfile)
server = SMTP("smtp.gmail.com:587")
server.ehlo()
server.starttls()
server.login("myemail", "password")
server.sendmail(message['From'], message['To'], message.as_string())
server.quit()
(答案取自评论)
以二进制模式读取 PDF:
with open("file.pdf", "rb") as opened:
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