example: add custom http client example

Author: drish

examples/with_custom_http_client.py

@@ -0,0 +1,62 @@
+import os
+from typing import Any, Dict, List, Mapping, Optional, Tuple, Union
+
+import requests
+
+import resend
+from resend.http_client import HTTPClient
+
+if not os.environ["RESEND_API_KEY"]:
+    raise EnvironmentError("RESEND_API_KEY is missing")
+
+
+# Define a custom HTTP client using the requests library with a higher timeout val
+class CustomRequestsClient(HTTPClient):
+    def __init__(self, timeout: int = 300):
+        self.timeout = timeout
+
+    def request(
+        self,
+        method: str,
+        url: str,
+        headers: Mapping[str, str],
+        json: Optional[Union[Dict[str, Any], List[Any]]] = None,
+    ) -> Tuple[bytes, int, Dict[str, str]]:
+        print(f"[HTTP] {method.upper()} {url} with timeout={self.timeout}")
+        try:
+            response = requests.request(
+                method=method,
+                url=url,
+                headers=headers,
+                json=json,
+                timeout=self.timeout,
+            )
+            return (
+                response.content,
+                response.status_code,
+                dict(response.headers),
+            )
+        except requests.RequestException as e:
+            raise RuntimeError(f"HTTP request failed: {e}") from e
+
+
+# use the custom HTTP client with a longer timeout
+resend.default_http_client = CustomRequestsClient(timeout=400)
+
+params: resend.Emails.SendParams = {
+    "from": "[email protected]",
+    "to": ["[email protected]"],
+    "subject": "hi",
+    "html": "<strong>hello, world!</strong>",
+    "reply_to": "[email protected]",
+    "bcc": "[email protected]",
+    "cc": ["[email protected]"],
+    "tags": [
+        {"name": "tag1", "value": "tagvalue1"},
+        {"name": "tag2", "value": "tagvalue2"},
+    ],
+}
+
+
+email: resend.Email = resend.Emails.send(params)
+print(f"{email}")