pip install validate_email

Validate_email是Python的软件包，用于检查电子邮件是否有效，格式正确以及是否确实存在

Basic usage:

from validate_email import validate_email
is_valid = validate_email('example@example.com')

Checking domain has SMTP Server

from validate_email import validate_email
is_valid = validate_email('example@example.com',check_mx=True)

Verify email exists

from validate_email import validate_email
is_valid = validate_email('example@example.com',verify=True)