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ritvikmath
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f9cc60ed2b
commit
af13233155
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{
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"cells": [
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{
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"cell_type": "raw",
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"metadata": {},
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"source": [
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"Relevant Links:\n",
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"\n",
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"1. Visit https://developers.google.com/gmail/api/quickstart/python\n",
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"\n",
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"2. Click \"Enable the GMail API\", follow the steps and finallly click \"DOWNLOAD CLIENT CONFIGURATION\". Save the \"credentials.json\" file to the current working directory\n",
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"\n",
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"3. Visit https://console.cloud.google.com/\n",
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"\n",
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"4. Create a new project\n",
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"\n",
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"5. Click \"Go to APIs Overview\"\n",
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"\n",
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"6. Click the \"Credentials\" tab on the left. Click \"+ CREATE CREDENTIALS\" at the top and choose \"Service Account\". Give the service account a name and click \"Create\"\n",
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"\n",
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"7. Click on the newly created service account, ensure it is enabled, and click \"ADD KEY\" -> \"Create new key\". Pick \"JSON\" and download the json file and store it in the current working directory.\n",
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"\n",
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"8. Run the cells in this notebook."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"pip install --upgrade google-api-python-client google-auth-httplib2 google-auth-oauthlib"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"from __future__ import print_function\n",
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"\n",
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"from random import random\n",
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"from datetime import datetime\n",
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"import sys\n",
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"\n",
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"import os\n",
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"import pickle\n",
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"import google.oauth2.credentials\n",
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"from email.mime.text import MIMEText\n",
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"import base64\n",
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"\n",
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"from googleapiclient.discovery import build\n",
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"from googleapiclient.errors import HttpError\n",
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"from google_auth_oauthlib.flow import InstalledAppFlow\n",
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"from google.auth.transport.requests import Request"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"#set this to the name of the JSON file downloaded in step 7 above\n",
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"os.environ[\"GOOGLE_APPLICATION_CREDENTIALS\"]= \"\""
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Setup"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# If modifying these scopes, delete the file token_gmail.pickle.\n",
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"SCOPES = ['https://www.googleapis.com/auth/gmail.compose']\n",
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"\n",
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"def main():\n",
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" \"\"\"Shows basic usage of the Gmail API.\n",
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" Lists the user's Gmail labels.\n",
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" \"\"\"\n",
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" creds = None\n",
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" # The file token_gmail.pickle stores the user's access and refresh tokens, and is\n",
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" # created automatically when the authorization flow completes for the first\n",
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" # time.\n",
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" if os.path.exists('token_gmail.pickle'):\n",
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" with open('token_gmail.pickle', 'rb') as token:\n",
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" creds = pickle.load(token)\n",
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" # If there are no (valid) credentials available, let the user log in.\n",
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" if not creds or not creds.valid:\n",
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" if creds and creds.expired and creds.refresh_token:\n",
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" creds.refresh(Request())\n",
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" else:\n",
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" flow = InstalledAppFlow.from_client_secrets_file(\n",
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" 'credentials.json', SCOPES)\n",
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" creds = flow.run_local_server(port=0)\n",
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" # Save the credentials for the next run\n",
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" with open('token_gmail.pickle', 'wb') as token:\n",
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" pickle.dump(creds, token)\n",
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"\n",
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"if __name__ == '__main__':\n",
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" main()"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"def get_authenticated_gmail_service():\n",
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" \"\"\"\n",
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" This function uses the token_gmail.pickle file to get an authenticated object used to talk to Gmail\n",
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" \"\"\"\n",
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"\n",
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" credentials = None\n",
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" API_SERVICE_NAME = 'gmail'\n",
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" API_VERSION = 'v1'\n",
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" \n",
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" if os.path.exists('token_gmail.pickle'):\n",
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" with open('token_gmail.pickle', 'rb') as token:\n",
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" credentials = pickle.load(token)\n",
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"\n",
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" return build(API_SERVICE_NAME, API_VERSION, credentials = credentials)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"service = get_authenticated_gmail_service() "
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Core Functions"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"def create_message(sender, to, subject, message_text):\n",
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" \"\"\"\n",
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" Create a message for an email.\n",
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"\n",
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" Args:\n",
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" sender: Email address of the sender.\n",
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" to: Email address of the receiver.\n",
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" subject: The subject of the email message.\n",
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" message_text: The text of the email message.\n",
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"\n",
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" Returns:\n",
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" An object containing a base64url encoded email object.\n",
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" \"\"\"\n",
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" message = MIMEText(message_text)\n",
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" message['to'] = to\n",
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" message['from'] = sender\n",
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" message['subject'] = subject\n",
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" return {'raw': base64.urlsafe_b64encode(message.as_string().encode()).decode()}"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"def send_message(service, user_id, message):\n",
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" \"\"\"\n",
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" Send an email message.\n",
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"\n",
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" Args:\n",
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" service: Authorized Gmail API service instance.\n",
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" user_id: User's email address. The special value \"me\"\n",
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" can be used to indicate the authenticated user.\n",
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" message: Message to be sent.\n",
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"\n",
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" Returns:\n",
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" Sent Message.\n",
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" \"\"\"\n",
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" \n",
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" try:\n",
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" message = (service.users().messages().send(userId=user_id, body=message)\n",
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" .execute())\n",
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" print('Message Id: %s' % message['id'])\n",
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" return message\n",
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" except Exception as e:\n",
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" print('An error occurred: %s' % e)"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# Run Code"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"#create a message\n",
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"my_message = create_message('your_email_address', 'your_email_address', 'Subject', 'message text')"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"#send the message\n",
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"send_message(service, 'me', my_message)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.7.7"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 2
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}
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