Updated line 175 with: no_of_turns = st.number_input('Number of Turns',min_value=125, max_value=777, value=500) [added comma after 777]

app.py

@@ -172,7 +172,7 @@ def main():
     st.title('Multi-Limb Core Model Simulation')
 
     # Input parameters
-    no_of_turns = st.number_input('Number of Turns',min_value=125, max_value=777 value=500)
+    no_of_turns = st.number_input('Number of Turns',min_value=125, max_value=777, value=500)
     cs_area = st.number_input('Cross-Sectional Area', value=9.0e-4)
     lengths = {
         'a': st.number_input('Length a', min_value=1.0e-2, max_value=25.0e-2, value=5.0e-2),