Merge pull request #668 from bancorprotocol/pool-finder-logging

Pool finder logging

fastlane_bot/pool_finder.py

@@ -10,6 +10,7 @@
 
 from typing import List, Tuple, Dict, Any
 
+from fastlane_bot.config import Config
 from fastlane_bot.config.constants import ZERO_ADDRESS, UNISWAP_V2_NAME, UNISWAP_V3_NAME, SOLIDLY_V2_NAME
 from fastlane_bot.config.multicaller import MultiCaller
 from fastlane_bot.events.exchanges.base import Exchange
@@ -51,7 +52,7 @@ def extract_univ3_fee_tiers(self, pools: List[Dict[str, Any]]):
                 self._uni_v3_fee_tiers[pool["exchange_name"]].add(int(pool["fee"]))
 
 
-    def get_pools_for_unsupported_pairs(self, pools: List[Dict[str, Any]], arb_mode: str):
+    def get_pools_for_unsupported_pairs(self, config: Config, pools: List[Dict[str, Any]], arb_mode: str):
         """
         Main flow for Poolfinder.
 
@@ -73,6 +74,9 @@ def get_pools_for_unsupported_pairs(self, pools: List[Dict[str, Any]], arb_mode:
             unsupported_pairs = PoolFinder._find_unsupported_triangles(self._flashloan_tokens, carbon_pairs=carbon_pairs, external_pairs=other_pairs)
         else:
             unsupported_pairs = PoolFinder._find_unsupported_pairs(self._flashloan_tokens, carbon_pairs=carbon_pairs, external_pairs=other_pairs)
+        config.logger.info(f"Searching pools to support the following carbon pairs:")
+        for pair in unsupported_pairs:
+            config.logger.info(pair)
 
         pairs = [(tkn, token) for pair in unsupported_pairs for tkn in pair for token in self._flashloan_tokens]
         chunk_size = 400

main.py

@@ -531,9 +531,10 @@ def run(mgr, args, tenderly_uri=None) -> None:
                 mgr.solidly_v2_event_mappings = dict(
                     solidly_v2_event_mappings[["address", "exchange"]].values
                 )
+
             if args.pool_finder_period > 0 and (loop_idx - 1) % args.pool_finder_period == 0:
                 mgr.cfg.logger.info(f"Searching for unsupported Carbon pairs.")
-                uni_v2, uni_v3, solidly_v2 = pool_finder.get_pools_for_unsupported_pairs(mgr.pool_data, arb_mode=args.arb_mode)
+                uni_v2, uni_v3, solidly_v2 = pool_finder.get_pools_for_unsupported_pairs(mgr.cfg, mgr.pool_data, arb_mode=args.arb_mode)
                 process_new_events(uni_v2, mgr.uniswap_v2_event_mappings, f"fastlane_bot/data/blockchain_data/{args.blockchain}/uniswap_v2_event_mappings.csv", args.read_only)
                 process_new_events(uni_v3, mgr.uniswap_v3_event_mappings, f"fastlane_bot/data/blockchain_data/{args.blockchain}/uniswap_v3_event_mappings.csv", args.read_only)
                 process_new_events(solidly_v2, mgr.solidly_v2_event_mappings, f"fastlane_bot/data/blockchain_data/{args.blockchain}/solidly_v2_event_mappings.csv", args.read_only)