fix: missing slash in examples url printed after dataset upload (#6378)

src/phoenix/session/client.py

@@ -8,7 +8,7 @@
 from io import BytesIO
 from pathlib import Path
 from typing import Any, BinaryIO, Literal, Optional, Union, cast
-from urllib.parse import quote
+from urllib.parse import quote, urljoin
 
 import httpx
 import pandas as pd
@@ -760,12 +760,14 @@ def _process_dataset_upload_response(self, response: Response) -> Dataset:
             raise
         data = response.json()["data"]
         dataset_id = data["dataset_id"]
-        response = self._client.get(url=f"v1/datasets/{dataset_id}/examples")
+        path = f"v1/datasets/{dataset_id}/examples"
+        response = self._client.get(path)
         response.raise_for_status()
         data = response.json()["data"]
         version_id = data["version_id"]
         examples = data["examples"]
-        print(f"💾 Examples uploaded: {self.web_url}datasets/{dataset_id}/examples")
+        examples_url = urljoin(self.web_url, path)
+        print(f"💾 Examples uploaded: {examples_url}")
         print(f"🗄️ Dataset version ID: {version_id}")
 
         return Dataset(