diff --git a/apps/query-ui/queryui/configuration.py b/apps/query-ui/queryui/configuration.py
index 8c73abe99..e85432d2a 100644
--- a/apps/query-ui/queryui/configuration.py
+++ b/apps/query-ui/queryui/configuration.py
@@ -25,6 +25,11 @@
 
 
 def get_sycamore_query_client(
-    s3_cache_path: Optional[str] = None, trace_dir: Optional[str] = None, cache_dir: Optional[str] = None, exec_mode: ExecMode = ExecMode.RAY
+    s3_cache_path: Optional[str] = None,
+    trace_dir: Optional[str] = None,
+    cache_dir: Optional[str] = None,
+    exec_mode: ExecMode = ExecMode.RAY,
 ) -> SycamoreQueryClient:
-    return SycamoreQueryClient(s3_cache_path=s3_cache_path, trace_dir=trace_dir, cache_dir=cache_dir, sycamore_exec_mode=exec_mode)
+    return SycamoreQueryClient(
+        s3_cache_path=s3_cache_path, trace_dir=trace_dir, cache_dir=cache_dir, sycamore_exec_mode=exec_mode
+    )
diff --git a/apps/query-ui/queryui/pages/Chat.py b/apps/query-ui/queryui/pages/Chat.py
index 098df0ce0..9a4c4d530 100644
--- a/apps/query-ui/queryui/pages/Chat.py
+++ b/apps/query-ui/queryui/pages/Chat.py
@@ -350,7 +350,6 @@ def main():
     if "trace_dir" not in st.session_state:
         st.session_state.trace_dir = os.path.join(os.getcwd(), "traces")
 
-
     if not args.local_mode and args.external_ray:
         sycamore_ray_init(address="auto")
     st.title("Sycamore Query Chat")
diff --git a/apps/query-ui/queryui/util.py b/apps/query-ui/queryui/util.py
index f78e9a9ce..a564029a6 100644
--- a/apps/query-ui/queryui/util.py
+++ b/apps/query-ui/queryui/util.py
@@ -243,12 +243,12 @@ def readdata(self):
                     data[col].append(row.get(col))
             self.df = pd.DataFrame(data)
 
-    def show(self, node_descriptions: dict[str, str]):  
+    def show(self, node_descriptions: dict[str, str]):
         """Render the trace data."""
         st.subheader(f"Node {self.node_id}")
         st.markdown(f"*Description: {node_descriptions.get(self.node_id) or 'n/a'}*")
         if self.df is None or not len(self.df):
-            st.write(f":red[0] documents")
+            st.write(":red[0] documents")
             st.write("No data.")
             return
 
@@ -258,6 +258,7 @@ def show(self, node_descriptions: dict[str, str]):
         st.write(f"**{len(self.df)}** documents")
         st.dataframe(self.df, column_order=column_order)
 
+
 class QueryMetadataTrace:
     """Helper class to read and display metadata about a query."""
 
@@ -271,13 +272,13 @@ def readdata(self):
         if os.path.isfile(f):
             with open(f, "rb") as file:
                 self.query_plan = pickle.load(file)
-    
+
     def get_node_to_description(self) -> dict[str, str]:
         if self.query_plan is None:
             return {}
         result = dict()
         for node_id, node in self.query_plan.nodes.items():
-            result[str(node_id)]  = node.description
+            result[str(node_id)] = node.description
         return result
 
     def show(self):