Updated: Email a timestamped PiCamera photo with Gmail

send_picamera_photo.py

import os
import picamera
import smtplib
import ssl
import time

from datetime import datetime as dt
from email.mime.image import MIMEImage
from email.mime.multipart import MIMEMultipart

def take_pic(img_name):
  
  with picamera.PiCamera() as camera:
    
    camera.rotation = 180
    camera.start_preview()
    camera.annotate_background = picamera.Color('black')
    camera.annotate_text = dt.now().strftime(' %b %d, %Y  %H:%M %p')
    time.sleep(3)
    camera.capture(img_name)
    
def send_pic(sender, passcode, receiver, img_file):
  
  msg = MIMEMultipart()
  msg['From'] = sender
  msg['To'] = receiver
  
  img_data = open(img_file, 'rb').read()
  img = MIMEImage(img_data, name=os.path.basename(img_file))
  msg.attach(img)
  
  context = ssl.create_default_context()
  
  with smtplib.SMTP_SSL('smtp.gmail.com', 465, context=context) as s:
    
    s.login(sender, passcode)
    s.sendmail(sender, receiver, msg.as_string())

take_pic(#photo filename)
send_pic(#sender's gmail, #sender's gmail app passcode, #receiver's email, #photo filename)  
  
# Note, Google has enhanced its security measures.
# Using your regular Gmail password to send emails with Python is no longer recommended.
# Instead, you need to generate an App Password specifically for this purpose.