Update app.py

app.py

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+import streamlit as st
+
+# Define the list of materials with properties
+MATERIALS = {
+    "Aluminum": {"Strength": "High", "Weight": "Low", "Cost": "Medium", "Corrosion Resistance": "High"},
+    "Steel": {"Strength": "Very High", "Weight": "High", "Cost": "Low", "Corrosion Resistance": "Medium"},
+    "Titanium": {"Strength": "Very High", "Weight": "Medium", "Cost": "High", "Corrosion Resistance": "High"},
+    "Plastic": {"Strength": "Low", "Weight": "Very Low", "Cost": "Low", "Corrosion Resistance": "Medium"},
+    "Composite": {"Strength": "High", "Weight": "Low", "Cost": "Very High", "Corrosion Resistance": "High"},
+}
+
+def recommend_material(criteria):
+    recommendations = []
+    for material, properties in MATERIALS.items():
+        if all(properties[key] == value for key, value in criteria.items()):
+            recommendations.append(material)
+    return recommendations
+
+# Streamlit App
+st.title("Material Selection Tool")
+st.write("Input the design requirements, and the tool will recommend suitable materials.")
+
+# Input Case Study Details
+st.header("Case Study Inputs")
+strength = st.selectbox("Required Strength", ["Low", "Medium", "High", "Very High"])
+weight = st.selectbox("Weight Importance", ["Very Low", "Low", "Medium", "High"])
+cost = st.selectbox("Budget Constraint", ["Low", "Medium", "High", "Very High"])
+corrosion_resistance = st.selectbox("Corrosion Resistance Need", ["Low", "Medium", "High", "Very High"])
+
+# Material Recommendation
+st.header("Material Recommendation")
+criteria = {
+    "Strength": strength,
+    "Weight": weight,
+    "Cost": cost,
+    "Corrosion Resistance": corrosion_resistance,
+}
+
+recommendations = recommend_material(criteria)
+
+if recommendations:
+    st.success(f"Recommended Materials: {', '.join(recommendations)}")
+else:
+    st.error("No materials match the specified criteria. Try adjusting the inputs.")
+
+st.write("---")
+st.caption("This app is designed to help in selecting materials based on specified case study requirements.")
+