Update app.py

app.py

@@ -1524,52 +1524,49 @@ def insert_line_break(text, max_length=30):
 
 ###########################################################                   #######################################################################
 
-
-
-def plot_nct2org_icicle (df):
+###########################################################                   #######################################################################
+def plot_nct2org_icicle(df):
     icicle_df = pd.DataFrame(columns=['ids', 'labels', 'parents', 'hovertext'])
 
     # Add the "Trials" root node
-    icicle_df = icicle_df.append(pd.DataFrame({
+    icicle_df = pd.concat([icicle_df, pd.DataFrame({
         'ids': ["Trials"],
         'labels': ["Trials"],
         'parents': [""],
         'hovertext': [""]
-    }), ignore_index=True)
+    })], ignore_index=True)
 
     # Create a dictionary of NCTId-BriefTitle pairs
     nctid_brieftitle = df[['NCTId', 'BriefTitle']].drop_duplicates().set_index('NCTId').to_dict()['BriefTitle']
 
     # Add the NCTId level with BriefTitle as hover text
-    icicle_df = icicle_df.append(pd.DataFrame({
+    icicle_df = pd.concat([icicle_df, pd.DataFrame({
         'ids': df['NCTId'].unique(),
         'labels': df['NCTId'].unique(),
         'parents': ["Trials"] * len(df['NCTId'].unique()),
         'hovertext': [nctid_brieftitle[nctid] for nctid in df['NCTId'].unique()]
-    }), ignore_index=True)
+    })], ignore_index=True)
 
     # Add the OrgStudyId level
     for nctid in df['NCTId'].unique():
         temp_df = df[df['NCTId'] == nctid]
         orgstudyids = temp_df['OrgStudyId'].unique()
         for orgstudyid in orgstudyids:
-            icicle_df = icicle_df.append(pd.DataFrame({
+            icicle_df = pd.concat([icicle_df, pd.DataFrame({
                 'ids': [f"{nctid}-{orgstudyid}"],
                 'labels': [orgstudyid],
                 'parents': [nctid],
-                #'hovertext': [orgstudyid]  # Set hovertext at the row level for OrgStudyId
-                'hovertext': [""]  # Set hovertext at the row level for OrgStudyId
-            }), ignore_index=True)
+                'hovertext': [""]
+            })], ignore_index=True)
 
     # Add the Condition level
     for index, row in df.iterrows():
-        icicle_df = icicle_df.append(pd.DataFrame({
+        icicle_df = pd.concat([icicle_df, pd.DataFrame({
             'ids': [f"{row['NCTId']}-{row['OrgStudyId']}-{row['Condition']}-{index}"],
             'labels': [row['Condition']],
             'parents': [f"{row['NCTId']}-{row['OrgStudyId']}"],
-            #'hovertext': [row['Condition']]  # Set hovertext at the row level for Condition
             'hovertext': [""]
-        }), ignore_index=True)
+        })], ignore_index=True)
 
     fig = go.Figure(go.Icicle(
         ids=icicle_df.ids,
@@ -1584,6 +1581,8 @@ def plot_nct2org_icicle (df):
 
     return fig
 
+
+
 ######################################################################################################################################