Currently there is no possibility to set up a custom rounding function. Therefore you are limited to the ones that are implemented by default. For my case I need a rounding function that always rounds up (e.g. 0.002 => 0.01 with precision 2, commercial rounding)

It would be nice to pass a callback or a string that describes the rounding mode. If it is a string and the string matches the suppo

** 由于每天都有新股上市，要是能有一个关于每个股票的行业、地域、概念分类相关的接口就好了，类比于tushare中的那些分类接口,参考此处可惜tushare已经不维护了
**

The conjugate gradient descent algorithm in scipy is slow and prevents the calling function from being jitted by numba. Idea is to find a python version of the CG minimiser that can be jitted to give faster minimisations.

Should be able to toggle a setting that disables automatic snapshotting, so that players who want to can refresh manually.

It is unclear how to use something like get_token_balance() with respect to the Uniswap v2 factory contract. I am trying to view the amount of a token in the Uniswap v2 liquidity pool, and it seems all I can check is the ERC20 token balance globally.

Edit: I see now I can use get_ex_token_balance(), but I am receiving the Uniswap v1 pool amounts. When I switch to version 2 the Factory methods