Please help me code this using python.

Industries distribution of SSE $50$ Index, CSI $300$ Index and CSI smallcap $500$ Index in Shenyin&Wanguo

a$.$ List sources of data$($website$)$

b$.$ Use the bar chart to show the number of constitutes stocks in each industry of SSE $50$ Index, CSI $300$ Index and CSI smallcap $500$ Index

c$.$ Based on the latest market value, you need to calculate the weight of constitute stocks in stock index. You also need to calculate the sum of weights of the top $10$ weighted constituted stocks in the stock index.

d$.$ Compare the three stock indexes and tell us differences in their constitute stock composition. $($Hint: From industry distribution and market value weights sides$)$