Adjuntar archivos a correos

send_email_attachments.py

#! python3

"""
Code for my youtube course: Python emails.
Youtube chanel (in spanish): https://www.youtube.com/channel/UCXWTlKzN_udf9LGqlDsuByg
"""

import smtplib, os
from email.mime.application import MIMEApplication
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.utils import formatdate

# List of recipents
to_emails = {
    "[email protected]": "Juan",
    "[email protected]": "Maria",
    "[email protected]": "Alberto"
}

file_list = [
    "file.pdf",
    "img.jpg"
]

# Contect to smtp server and port
smtpObj = smtplib.SMTP ('smtp.gmail.com', 587)

# Send hello to smtp
smtpObj.ehlo()

# Active encriptation
smtpObj.starttls()

# Login
smtpObj.login ("[email protected]", "your_password")

# Loop for each email in list
for email, name in to_emails.items(): 

    # Make an instance of mime multipart to create the message
    message = MIMEMultipart()

    # Add main part to the email
    message['From'] = "[email protected]"
    message["To"] = email
    message["Date"] = formatdate(localtime=True)
    message["Subject"] = "Email with file"

    # Add tex5t to the email
    text = 'Good morning {} This is an example email'.format(name)
    message.attach (MIMEText(text))

    # Loop for files in list
    for file in file_list:

        # Read file and create email part 
        file_binary = open(file, "rb")
        part = MIMEApplication(file_binary.read(), name=os.path.basename(file))
        file_binary.close()

        # Add file to the message
        part['Content-Disposition'] = 'attachment; filename="{}"'.format(os.path.basename(file))
        message.attach(part)

    # Send email
    smtpObj.sendmail('[email protected]', 
                        email, 
                        message.as_string())

    # Confirmation message
    print ("Correo enviado a {}".format (name))

# Close connection
smtpObj.quit()