Update app.py

app.py

@@ -94,6 +94,28 @@ def donut_chart() -> alt.Chart:
 
     return chart
 
+def kpi_chart_remaining() -> alt.Chart:
+    """
+    This function returns a KPI chart with the total amount of annotators.
+    Returns:
+        An altair chart with the KPI chart.
+    """
+
+    source_dataset, results = obtain_source_target_datasets()
+    pending_records = len(source_dataset)
+
+    # Assuming you have a DataFrame with user data, create a sample DataFrame
+    data = pd.DataFrame({"Category": ["Total remaining"], "Value": [pending_records]})
+
+    # Create Altair chart
+    chart = (
+        alt.Chart(data)
+        .mark_text(fontSize=100, align="center", baseline="middle", color="steelblue")
+        .encode(text="Value:N")
+        .properties(title="Total remaining", width=250, height=200)
+    )
+
+    return chart
 
 def kpi_chart_submitted() -> alt.Chart:
     """
@@ -210,9 +232,17 @@ def main() -> None:
                 outputs=[plot],
             )
 
+            plot = gr.Plot(label="Plot")
+            demo.load(
+                kpi_chart_remaining,
+                inputs=[],
+                outputs=[plot],
+            )
+
+
             plot2 = gr.Plot(label="Plot")
             demo.load(
-                kpi_chart,
+                donut_chart,
                 inputs=[],
                 outputs=[plot2],
             )