Python

Python Send Email

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Python. , .

Python Send Email

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smtplib Python , - . , , , , , - .

email Python. , , . email smtplib.

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Python:

  1. SMTP- .
  2. MIMEMultipart From (), To () Subject ().
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  4. SMTP-.

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, mycontacts.txt, :

user@computer ~ $ cat mycontacts.txt
john johndoe@example.com
katie katie2016@example.com

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message.txt.

user@computer ~ $ cat message.txt 

Dear ${PERSON_NAME}, 

This is a test message. 
Have a great weekend! 

Yours Truly

${PERSON_NAME}? Python. ; ${PERSON_NAME} ( ).

Python. mycontacts.txt. , , .

# Function to read the contacts from a given contact file and return a
# list of names and email addresses
def get_contacts(filename):
    names = []
    emails = []
    with open(filename, mode='r', encoding='utf-8') as contacts_file:
        for a_contact in contacts_file:
            names.append(a_contact.split()[0])
            emails.append(a_contact.split()[1])
    return names, emails

get_contacts() . , ( ), , . , , .

, ( message.txt) Template, . 

from string import Template

def read_template(filename):
    with open(filename, 'r', encoding='utf-8') as template_file:
        template_file_content = template_file.read()
    return Template(template_file_content)

, .

, , SMTP (Simple Mail Transfer Protocol ). , Python . 

# import the smtplib module. It should be included in Python by default
import smtplib
# set up the SMTP server
s = smtplib.SMTP(host='your_host_address_here', port=your_port_here)
s.starttls()
s.login(MY_ADDRESS, PASSWORD)

smtplib, SMTP, SMTP-. , SMTP . , Outlook 4 :

s = smtplib.SMTP(host='smtp-mail.outlook.com', port=587)

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MY_ADDRESS PASSWORD , , .

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names, emails = get_contacts('mycontacts.txt')  # read contacts
message_template = read_template('message.txt')

. 

# import necessary packages
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText

# For each contact, send the email:
for name, email in zip(names, emails):
    msg = MIMEMultipart()       # create a message

    # add in the actual person name to the message template
    message = message_template.substitute(PERSON_NAME=name.title())

    # setup the parameters of the message
    msg['From']=MY_ADDRESS
    msg['To']=email
    msg['Subject']="This is TEST"

    # add in the message body
    msg.attach(MIMEText(message, 'plain'))

    # send the message via the server set up earlier.
    s.send_message(msg)
    
    del msg

name () email ( ) ( ) MIMEMultipart, From (), To (), Subject () , MIMEMultipart . , , MIME, .

, 10 ${PERSON_NAME} , Python.

MIMEMultipart .

, , send_message() SMTP, .

:

import smtplib

from string import Template

from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText

MY_ADDRESS = 'my_address@example.comm'
PASSWORD = 'mypassword'

def get_contacts(filename):
    """
    Return two lists names, emails containing names and email addresses
    read from a file specified by filename.
    """
    
    names = []
    emails = []
    with open(filename, mode='r', encoding='utf-8') as contacts_file:
        for a_contact in contacts_file:
            names.append(a_contact.split()[0])
            emails.append(a_contact.split()[1])
    return names, emails

def read_template(filename):
    """
    Returns a Template object comprising the contents of the 
    file specified by filename.
    """
    
    with open(filename, 'r', encoding='utf-8') as template_file:
        template_file_content = template_file.read()
    return Template(template_file_content)

def main():
    names, emails = get_contacts('mycontacts.txt') # read contacts
    message_template = read_template('message.txt')

    # set up the SMTP server
    s = smtplib.SMTP(host='your_host_address_here', port=your_port_here)
    s.starttls()
    s.login(MY_ADDRESS, PASSWORD)

    # For each contact, send the email:
    for name, email in zip(names, emails):
        msg = MIMEMultipart()       # create a message

        # add in the actual person name to the message template
        message = message_template.substitute(PERSON_NAME=name.title())

        # Prints out the message body for our sake
        print(message)

        # setup the parameters of the message
        msg['From']=MY_ADDRESS
        msg['To']=email
        msg['Subject']="This is TEST"
        
        # add in the message body
        msg.attach(MIMEText(message, 'plain'))
        
        # send the message via the server set up earlier.
        s.send_message(msg)
        del msg
        
    # Terminate the SMTP session and close the connection
    s.quit()
    
if __name__ == '__main__':
    main()

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