feat: resend example (#1416)

examples/resend_example/resend_send_email_env_vars.py

@@ -0,0 +1,43 @@
+import json
+import os
+
+import requests
+
+
+def send_email(self, description: str):
+    """
+    Sends an email to a predefined user. The email contains a message, which is defined by the description parameter.
+
+    Args:
+        description (str): Email contents. All unicode (including emojis) are supported.
+
+    Returns:
+        None
+
+    Example:
+        >>> send_email("hello")
+        # Output: None. This will send an email to the you are talking to with the message "hello".
+    """
+    RESEND_API_KEY = os.getenv("RESEND_API_KEY")
+    RESEND_TARGET_EMAIL_ADDRESS = os.getenv("RESEND_TARGET_EMAIL_ADDRESS")
+    if RESEND_API_KEY is None:
+        raise Exception("User did not set the environment variable RESEND_API_KEY")
+    if RESEND_TARGET_EMAIL_ADDRESS is None:
+        raise Exception("User did not set the environment variable RESEND_TARGET_EMAIL_ADDRESS")
+
+    url = "https://api.resend.com/emails"
+    headers = {"Authorization": f"Bearer {RESEND_API_KEY}", "Content-Type": "application/json"}
+    data = {
+        "from": "onboarding@resend.dev",
+        "to": RESEND_TARGET_EMAIL_ADDRESS,
+        "subject": "MemGPT message:",
+        "html": f"<strong>{description}</strong>",
+    }
+
+    try:
+        response = requests.post(url, headers=headers, data=json.dumps(data))
+        print(response.text)
+    except requests.HTTPError as e:
+        raise Exception(f"send_email failed with an HTTP error: {str(e)}")
+    except Exception as e:
+        raise Exception(f"send_email failed with an error: {str(e)}")