The problem is that the people who know how to write for Changchun U, Python programming, thank you!
What's that?What's contract multiplication?
allez-zThe number of x contracts times the number of x prices = corresponds to the value of U.
allez-zThe number of contracts multiplied by the number of contracts multiplied by the number of contracts multiplied by the number of contracts multiplied by the number of contracts.
allez-zThe contract multiplier is the number of corresponding coins, which is different for each exchange and needs to be queried by itself, e.g. btc is generally 1 = 0.001 btc