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import os
import re
from typing import Dict
from mailjet_rest import Client
from agents import Agent, function_tool
def is_valid_email(email: str) -> bool:
"""Validate email format using regular expressions."""
if not email or not email.strip():
return False
email_pattern = r'^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$'
return re.match(email_pattern, email.strip()) is not None
# Global variable to store recipient email
_recipient_email = None
def set_recipient_email(email: str):
"""Set the recipient email address."""
global _recipient_email
_recipient_email = email if email and is_valid_email(email) else None
@function_tool
def send_email(subject: str, html_body: str) -> Dict[str, str]:
""" Send an email with the given subject and HTML body """
global _recipient_email
# If no valid recipient email is set, return without sending
if not _recipient_email:
return {"status": "skipped", "message": "No recipient email provided"}
mailjet = Client(
auth=(os.environ.get('MAILJET_API_KEY'), os.environ.get('MAILJET_SECRET_KEY')),
version='v3.1'
)
from_email = "[email protected]" # put your verified sender here
to_email = _recipient_email
data = {
'Messages': [
{
"From": {
"Email": from_email,
"Name": "Email Agent"
},
"To": [
{
"Email": to_email
}
],
"Subject": subject,
"HTMLPart": html_body
}
]
}
result = mailjet.send.create(data=data)
print("Email response", result.status_code)
print("Email response body", result.json())
return {"status": "success"}
INSTRUCTIONS = """You are able to send a nicely formatted HTML email based on a detailed report.
You will be provided with a detailed report. You should use your tool to send one email, providing the
report converted into clean, well presented HTML with an appropriate subject line."""
email_agent = Agent(
name="Email agent",
instructions=INSTRUCTIONS,
tools=[send_email],
model="gpt-4o-mini",
)
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