Hey @Varsha, you can try out the following code:
import smtplib 
# list of email_id to send the mail
list = ["abc@gmail.com", "def@gmail.com"] 
for i in range(len(list)):
    s = smtplib.SMTP('smtp.gmail.com', 587)
    s.starttls() 
#sender emai id and email password
    s.login("email-id", "id-password")
    message = "Message-to-send"
    s.sendmail("sender_email_id", list[i], message)
    s.quit()