Add main.py

main.py

@@ -0,0 +1,66 @@
+import os.path
+import base64
+import json
+import re
+import time
+from google.auth.transport.requests import Request
+from google.oauth2.credentials import Credentials
+from google_auth_oauthlib.flow import InstalledAppFlow
+from googleapiclient.discovery import build
+import logging
+import requests
+
+SCOPES = ['https://www.googleapis.com/auth/gmail.readonly','https://www.googleapis.com/auth/gmail.modify']
+
+def readEmails():
+    """Shows basic usage of the Gmail API.
+    Lists the user's Gmail labels.
+    """
+    creds = None
+    # The file token.json stores the user's access and refresh tokens, and is
+    # created automatically when the authorization flow completes for the first
+    # time.
+    if os.path.exists('token.json'):
+        creds = Credentials.from_authorized_user_file('token.json', SCOPES)
+    # If there are no (valid) credentials available, let the user log in.
+    if not creds or not creds.valid:
+        if creds and creds.expired and creds.refresh_token:
+            creds.refresh(Request())
+        else:
+            flow = InstalledAppFlow.from_client_secrets_file(               
+                # your creds file here. Please create json file as here https://cloud.google.com/docs/authentication/getting-started
+                'my_cred_file.json', SCOPES)
+            creds = flow.run_local_server(port=0)
+        # Save the credentials for the next run
+        with open('token.json', 'w') as token:
+            token.write(creds.to_json())
+    try:
+        # Call the Gmail API
+        service = build('gmail', 'v1', credentials=creds)
+        results = service.users().messages().list(userId='me', labelIds=['INBOX'], q="is:unread").execute()
+        messages = results.get('messages',[]);
+        if not messages:
+            print('No new messages.')
+        else:
+            message_count = 0
+            for message in messages:
+                msg = service.users().messages().get(userId='me', id=message['id']).execute()                
+                email_data = msg['payload']['headers']
+                for values in email_data:
+                    name = values['name']
+                    if name == 'From':
+                        from_name= values['value']                
+                        for part in msg['payload']['parts']:
+                            try:
+                                data = part['body']["data"]
+                                byte_code = base64.urlsafe_b64decode(data)
+
+                                text = byte_code.decode("utf-8")
+                                print ("This is the message: "+ str(text))
+
+                                # mark the message as read (optional)
+                                msg  = service.users().messages().modify(userId='me', id=message['id'], body={'removeLabelIds': ['UNREAD']}).execute()                                                       
+                            except BaseException as error:
+                                pass                            
+    except Exception as error:
+        print(f'An error occurred: {error}')