Lp extension (#192)

* initial changes

* WIP, reimplementing multiple LP positions in same asset to use agent.nfts

* WIP, reimplementing multiple LP positions in same asset to use agent.nfts

* Fixed dca_with_lping strategy to take advantage of new LPing features

* Fixed test_compare_several_lp_adds_to_single

* Fixed remove_liquidity handling of removing all liquidity when quantity is not specified

* Extended simulate_remove_liquidity
Added basic test for remove_liquidity at exact added price

* Extended exact test for remove liquidity

* Added test to compare basic case with case where shares are in holdings

* Added test to compare basic usage when quantity is unspecified

* Added test to compare base case to case where both quantity and nft_id are unspecified

* Removed outdated test

* reverted change

* Added logic to pull tkn_remove from nft in remove_liquidity if necessary

* Fixed some tests

* removed commented out test

* Removed commented out function

* Removed commented out function

* Removed old test

* Formatting

* Optimized cash_out

* Added test_cash_out_omnipool_exact

* add test_cash_out_multiple_positions

* Allowing LRNA price in cash_out_omnipool. Fixed test_cash_out_multiple_positions

* fixed liquidation test

* fixed stableswap test

* Removed unused function

* Fixed calculate_remove_liquidity so it always returns nft_ids

---------

Co-authored-by: jepidoptera <jepidoptera@live.com>

hydradx/model/amm/agents.py

@@ -9,7 +9,8 @@ def __init__(self,
                  share_prices: dict[str: float] = None,
                  delta_r: dict[str: float] = None,
                  trade_strategy: any = None,
-                 unique_id: str = 'agent'
+                 unique_id: str = 'agent',
+                 nfts: dict[str: any] = None,
                  ):
         """
         holdings should be in the form of:
@@ -29,6 +30,7 @@ def __init__(self,
         self.trade_strategy = trade_strategy
         self.asset_list = list(self.holdings.keys())
         self.unique_id = unique_id
+        self.nfts = nfts or {}
 
     def __repr__(self):
         precision = 10
@@ -52,7 +54,8 @@ def copy(self):
             share_prices={k: v for k, v in self.share_prices.items()},
             delta_r={k: v for k, v in self.delta_r.items()},
             trade_strategy=self.trade_strategy,
-            unique_id=self.unique_id
+            unique_id=self.unique_id,
+            nfts={id: copy.deepcopy(nft) for id, nft in self.nfts.items()}
         )
         copy_self.initial_holdings = {k: v for k, v in self.initial_holdings.items()}
         copy_self.asset_list = [tkn for tkn in self.asset_list]