Update app.py

app.py

@@ -209,8 +209,8 @@ class SupplyChainOptimizer:
             },
             xaxis_title="Products",
             yaxis_title="Forecasted Demand",
-            xaxis=dict(titlefont=dict(size=16, color='#8B4513', family='Arial Black')),
-            yaxis=dict(titlefont=dict(size=16, color='#8B4513', family='Arial Black')),
+            xaxis=dict(title=dict(font=dict(size=16, color='#8B4513', family='Arial Black'))),
+            yaxis=dict(title=dict(font=dict(size=16, color='#8B4513', family='Arial Black'))),
             barmode='group',
             plot_bgcolor='rgba(255,248,220,0.9)',
             paper_bgcolor='rgba(255,248,220,0.9)',
@@ -263,8 +263,8 @@ class SupplyChainOptimizer:
             },
             xaxis_title="City & Product",
             yaxis_title="Units",
-            xaxis=dict(titlefont=dict(size=16, color='#8B4513', family='Arial Black')),
-            yaxis=dict(titlefont=dict(size=16, color='#8B4513', family='Arial Black')),
+            xaxis=dict(title=dict(font=dict(size=16, color='#8B4513', family='Arial Black'))),
+            yaxis=dict(title=dict(font=dict(size=16, color='#8B4513', family='Arial Black'))),
             barmode='group',
             plot_bgcolor='rgba(255,248,220,0.9)',
             paper_bgcolor='rgba(255,248,220,0.9)',
@@ -290,8 +290,7 @@ class SupplyChainOptimizer:
                 color=df['Average_Travel_Time_hrs'],
                 colorscale=[[0, '#FFD700'], [0.5, '#FF6347'], [1, '#DC143C']],
                 showscale=True,
-                colorbar=dict(title="Travel Time (hrs)", titlefont=dict(size=14, color='#8B4513', family='Arial Black'))
-            ),
+                colorbar=dict(title=dict(text="Travel Time (hrs)", font=dict(size=14, color='#8B4513', family='Arial Black')))
             text=[f"{row['Source']} → {row['Destination']}" for _, row in df.iterrows()],
             textposition="top center",
             textfont=dict(size=12, color='#8B0000', family='Arial Black'),
@@ -307,8 +306,8 @@ class SupplyChainOptimizer:
             },
             xaxis_title="Distance (km)",
             yaxis_title="Cost per km (₹)",
-            xaxis=dict(titlefont=dict(size=16, color='#8B4513', family='Arial Black')),
-            yaxis=dict(titlefont=dict(size=16, color='#8B4513', family='Arial Black')),
+            xaxis=dict(title=dict(font=dict(size=16, color='#8B4513', family='Arial Black'))),
+            yaxis=dict(title=dict(font=dict(size=16, color='#8B4513', family='Arial Black'))),
             plot_bgcolor='rgba(255,248,220,0.9)',
             paper_bgcolor='rgba(255,248,220,0.9)',
             font=dict(color='#8B4513', size=12, family='Arial'),