Added script for sending interest form emails (#954)

* Added script for sending interest form emails

* Usage comments

Author: janekhuong

scripts/interest_form_emails.py

@@ -0,0 +1,72 @@
+#!/usr/bin/env python3
+"""
+This script sends templated emails to a list of recipients from a CSV file.
+
+USAGE:
+    python interest_form_emails.py <path_to_csv_file>
+
+REQUIREMENTS:
+    - CSV file must contain an "Email" column with valid email addresses
+"""
+
+import os
+import sys
+import csv
+import time
+from sendgrid import SendGridAPIClient
+from sendgrid.helpers.mail import Mail
+
+FROM_EMAIL = "contact@mchacks.ca"
+TEMPLATE_ID = "d-8cbb9f9e07f04712bc88aecba33d49f3"
+
+
+def send_email(to_email):
+
+    message = Mail(
+        from_email=FROM_EMAIL,
+        to_emails=to_email,
+    )
+    message.template_id = TEMPLATE_ID
+
+    try:
+        sg = SendGridAPIClient(os.getenv("SENDGRID_API_KEY"))
+        response = sg.send(message)
+        return True
+    except Exception as e:
+        print(f"Error sending to {to_email}: {e}")
+        return False
+
+
+def parse_csv(csv_filename):
+    if not os.path.exists(csv_filename):
+        print(f"Error: File '{csv_filename}' not found")
+        return
+
+    sent_count = 0
+    failed_count = 0
+
+    try:
+        with open(csv_filename, "r", newline="", encoding="utf-8") as csvfile:
+            reader = csv.DictReader(csvfile)
+
+            for _, row in enumerate(reader, start=1):
+                email = row.get("Email", "").strip()
+
+                if not email or "@" not in email:
+                    continue
+
+                if send_email(email):
+                    sent_count += 1
+                else:
+                    failed_count += 1
+
+                time.sleep(0.1)  # Add delay to avoid rate limiting
+
+            print(f"\nSent: {sent_count} | Failed: {failed_count}")
+
+    except Exception as e:
+        print(f"Error: {e}")
+
+
+if __name__ == "__main__":
+    parse_csv(sys.argv[1])