Update app.py

app.py

@@ -167,12 +167,12 @@ def file(input_file, input_checks):
 
 def freq(output_file, input_checks):
     preds_dict = {"neutral": 10, "anger": 8, "fear": 2, "joy": 15, "love": 3, "sadness": 4}
-	bars = list(preds_dict.keys())
-	height = list(preds_dict.values())
-
-	x_pos = np.arange(len(bars))
-	plt.bar(x_pos, height, color=['lightgrey', 'firebrick', 'rebeccapurple', 'orange', 'palevioletred', 'cornflowerblue'])
-	plt.xticks(x_pos, bars)
+    bars = list(preds_dict.keys())
+    height = list(preds_dict.values())
+    
+    x_pos = np.arange(len(bars))
+    plt.bar(x_pos, height, color=['lightgrey', 'firebrick', 'rebeccapurple', 'orange', 'palevioletred', 'cornflowerblue'])
+    plt.xticks(x_pos, bars)
     if "emotion distribution over time" in input_checks:
         return gr.update(value=plt, visible=True), gr.update(visible=True), gr.update(visible=False), gr.update(visible=False)  # next_button_dist becomes available
     elif "peaks" in input_checks: