(Chilkat2-Python) SendGrid HTML Email with Embedded Images

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Demonstrates how to send an HTML email with embedded images using SendGrid.

Chilkat2 Python Downloads

install with pip
pip3 install chilkat2
or download... Python Module for Windows, Linux, Alpine Linux, MacOS, Solaris

import sys
import chilkat2

# This requires the Chilkat API to have been previously unlocked.
# See Global Unlock Sample for sample code

req = chilkat2.HttpRequest()
http = chilkat2.Http()

# First.. load a JPG file and build an HTML img tag with the JPG data inline encoded.
# Our HTML img tag will look like this:
# <img src="data:image/jpeg;base64,/9j/4AAQSkZJRgABAQEA3ADcAA..." alt="" style="border-width:0px;" />
bdJpg = chilkat2.BinData()
success = bdJpg.LoadFile("qa_data/jpg/starfish.jpg")
if (success == False):
    print("Failed to load JPG file.")
    sys.exit()

# Note: HTML containing embedded base64 image data may not be visible in all email clients.
# For example, GMail might not display the image, but viewing in Outlook might be OK.
sbHtml = chilkat2.StringBuilder()
sbHtml.Append("<html><body><b>This is a test<b><br /><img src=\"data:image/jpeg;base64,")
# Append the base64 image data to sbHtml.
bdJpg.GetEncodedSb("base64",sbHtml)
sbHtml.Append("\" alt=\"\" style=\"border-width:0px;\" /></body></html>")

json = chilkat2.JsonObject()
json.UpdateString("personalizations[0].to[0].email","matt@chilkat.io")
json.UpdateString("personalizations[0].to[0].name","Matt")
json.UpdateString("from.email","admin@chilkatsoft.com")
json.UpdateString("subject","Test HTML email with images")
json.UpdateString("content[0].type","text/html")
json.UpdateSb("content[0].value",sbHtml)

http.AuthToken = "SENDGRID_API_KEY"

# resp is a CkHttpResponse
resp = http.PostJson3("https://api.sendgrid.com/v3/mail/send","application/json",json)
if (http.LastMethodSuccess != True):
    print(http.LastErrorText)
else:
    print("response status code: " + str(resp.StatusCode))
    # Display the response.
    # If successful, the response code is 202 and the response body string is empty.
    # (The response body string may also be empty for error response codes.)
    print(resp.BodyStr)