make sure predictions / references are ints

app.py

@@ -5,7 +5,7 @@ import evaluate
 import gradio as gr
 import pandas as pd
 
-title = "'Combine' multiple metrics with this 🤗 Evaluate 🪲 Fix!"
+title = "`Combine` multiple metrics with this 🤗 Evaluate 🪲 Fix!"
 
 description = """<p style='text-align: center'>
 As I introduce myself to the entirety of the 🤗 ecosystem, I've put together this Space to show off a temporary fix for a current 🪲 in the 🤗 Evaluate library. \n
@@ -39,8 +39,8 @@ def evaluation(predictions, metrics) -> str:
     
     combined = evaluate.combine(combined_list)
 
-    predicted = predictions["Predicted Class Label"].to_list()
-    references = predictions["Actual Class Label"].to_list()
+    predicted = [int(num) for num in predictions["Predicted Class Label"].to_list()]
+    references = [int(num) for num in predictions["Actual Class Label"].to_list()]
 
     combined.add(prediction=predicted, reference=references)
     outputs = combined.compute()