try checkbox

app.py

@@ -28,7 +28,7 @@ def main():
 				  "Please Choose the Model",
 				   ("t5-base-wikisplit","t5-v1_1-base-wikisplit", "byt5-base-wikisplit","t5-large-wikisplit"))
 
-	change_example = st.sidebar.selectbox("Try Random Examples", ["Yes"])
+	change_example = st.sidebar.checkbox("Try Random Examples")
 
 	st.sidebar.write('''
 		## Applications:
@@ -54,7 +54,7 @@ def main():
 		"'' ADAPTOGENS : Herbs for Strength , Stamina , and Stress Relief , '' Healing Arts Press , 2007 - contains a detailed monograph on Schisandra chinensis as well as highlights health benefits ."
 	]
 	
-	if 	change_example=="Yes":
+	if 	change_example:
 		example = examples[random.randint(0, len(examples)-1)]
 	else:
 		example=examples[0]