from email.header import Header
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
def contains_non_ascii_characters(str):
return not all(ord(c) < 128 for c in str)
def add_header(message, header_name, header_value):
if contains_non_ascii_characters(header_value):
h = Header(header_value, 'utf-8')
message[header_name] = h
else:
message[header_name] = header_value
return message
............
msg = MIMEMultipart('alternative')
msg = add_header(msg, 'Subject', subject)
if contains_non_ascii_characters(html):
html_text = MIMEText(html.encode('utf-8'), 'html','utf-8')
else:
html_text = MIMEText(html, 'html')
if(contains_non_ascii_characters(plain)):
plain_text = MIMEText(plain.encode('utf-8'),'plain','utf-8')
else:
plain_text = MIMEText(plain,'plain')
msg.attach(plain_text)
msg.attach(html_text)
无论您的文本是否包含非ASCII字符，这都应该为您提供适当的文本和标题编码。这也意味着您不会不必要地自动使用base64编码。
602392714
清零编程群