CHANGELOG.md

Changelog

Unreleased

Full Changelog

Merged pull requests

• Update static data for Base, fix Sushi V3 Factory address #359 (mikewcasale)

v3.0.30 (2024-02-06)

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• bug in _get_layer_one_gas_fee #353

Merged pull requests

• Revise all submit-transaction methods in the TxHelpers module #355 (barakman)

v3.0.29 (2024-02-06)

Full Changelog

• Problems in txhelpers with TX Submission & L1 gas fee calculation #351
• Velocimeter fee calculation not implemented correctly #323
• Update txhelpers.py #354 (Lesigh-3100)

v3.0.28 (2024-02-04)

Full Changelog

• Transactions on Base (and other Optimism forks) should account for L1 gas fee #336

• Investigate potential Uni V3 data desync #296

• Clean up Solidly fee calculations #345 (Lesigh-3100)

• Add Switch to Utilize Uni V3 Router 02 when necessary #285

v3.0.27 (2024-02-01)

Full Changelog

• Excessive main loop runtime #341

• Add L1 gas fee calculation on Optimism & forks #338 (Lesigh-3100)

• Add padding to profit vs gas when deciding to execute a transaction #329

v3.0.26 (2024-01-31)

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• Failed to get tokens and fee for aerodrome_v2 #337
• bugfix for excessive main loop runtime #342 (mikewcasale)

v3.0.25 (2024-01-30)

Full Changelog

• AssertionError for Graphene on Base for strategies that include native ETH #330
• 337 failed to get tokens and fee for aerodrome v2 #339 (Lesigh-3100)

v3.0.24 (2024-01-30)

Full Changelog

• Trading on aerodrome_v2 is not properly supported #331
• Add function native_gas_token_to_wrapped and remove Ethereum only forconversion in routehandler.py _calc_carbon_output #332 (Lesigh-3100)

v3.0.23 (2024-01-29)

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• Block number can be float when fetching events leading to failure #301
• 331 trading on aerodrome v2 is not properly supported #333 (Lesigh-3100)

v3.0.22 (2024-01-24)

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• hex string without 0x prefix #306

Merged pull requests

• Fix the calculation of a non-integer block number #320 (barakman)

v3.0.21 (2024-01-23)

Full Changelog

• max priority fee overridden in build_transaction_with_gas when gas base fee fails #300

• hex string without 0x prefix #324 (mikewcasale)

• Add support for Solidly Uni V2-style pools #274

Closed issues

• Fix production job alert spam (time-outs) #325

v3.0.20 (2024-01-22)

Full Changelog

• 274 add support for solidly uni v2 style pools #282 (Lesigh-3100)

v3.0.19 (2024-01-22)

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• Production monitoring spreadsheet #275

Merged pull requests

• Log the entire stack-trace upon main-loop exceptions #318 (barakman)
• Log all non-integer block numbers in function get_start_block #316 (barakman)
• Improve the handling of the error-message returned from the node #304 (barakman)

v3.0.18 (2024-01-18)

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Merged pull requests

• Solidly Analytics #315 (sklbancor)

v3.0.17 (2024-01-17)

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Merged pull requests

• Return None when the 2nd call to construct_contract_function fails #312 (barakman)

v3.0.16 (2024-01-16)

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• Max priority fee input overridden when handling incorrect base fee input error #307

Merged pull requests

• Log the type and value of each variable passed to function get_start_block #303 (barakman)

v3.0.15 (2024-01-16)

Full Changelog

• Bancor V2 ETH pool has wrong Anchor address #309

Merged pull requests

• Fix max_priority usage in txhelpers & pool_shutdown #308 (Lesigh-3100)

v3.0.14 (2024-01-16)

Full Changelog

• Update static_pool_data.csv #310 (Lesigh-3100)

v3.0.13 (2024-01-16)

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• Add eval back due to bug #305 (mikewcasale)

v3.0.12 (2024-01-14)

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• Update uniswap_v3_event_mappings.csv #298 (mikewcasale)

v3.0.11 (2024-01-14)

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• Hex string without 0x prefix #287

• Bugfixes for production environment #297 (mikewcasale)

• Add read-only setting #288

v3.0.10 (2024-01-11)

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• Add Test Coverage: Arb Modes #281
• 288 add read only setting #290 (mikewcasale)

v3.0.9 (2024-01-08)

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• Incorrect fee for sushiswap v2 ethereum in multichain_addresses.csv #283

• 281 add test coverage arb modes #286 (Lesigh-3100)

v3.0.8 (2024-01-05)

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• 283 incorrect fee for sushiswap v2 ethereum in multichain addressescsv #284 (Lesigh-3100)

v3.0.7 (2024-01-01)

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Merged pull requests

• Create FAQ.md #273 (zavelevsky)

v3.0.6 (2023-12-28)

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Merged pull requests

• update default click params #278 (mikewcasale)

v3.0.5 (2023-12-25)

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• minor spelling issue txhelpers (coinbase_bse) #269

Merged pull requests

• Create pull_request_template.md #272 (zavelevsky)
• Update issue templates #271 (zavelevsky)

v3.0.4 (2023-12-22)

Full Changelog

• Bug in POL Mode & Carbon Curve creation #266
• Update txhelpers.py #270 (NIXBNT)

v3.0.3 (2023-12-21)

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• Minor bugs in Bot V3 #264
• Remove token key in POL mode & add try/except for Carbon curve creation #267 (Lesigh-3100)

v3.0.2 (2023-12-20)

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• Fixes to Multichain addresses & static data for Base, Polygon, and Arbitrum #265 (Lesigh-3100)

• Add support for trades without Flashloans #200

v3.0.1 (2023-12-19)

Full Changelog

• Fix error caused in poolandtokens for Bancor POL curves #254

• bugfix for missing pool data #178

• Bug in utils.py update_pools_from_contracts #125

• Incorrect address field for bancor_v3 in static_pool_data.csv #118

• Remove disabled pools from Bancor V3 static data #151

• Change tx submit directly to flashbots (instead of Alchemy) #106

• Add Target Token Mode for Recent Events #98

• Add Support for Curve Exchange #75

• Generalize b3_two_hop to allow handling arbs between external exchanges only. #73

• Consolidate DEFAULT_MIN_PROFIT_BNT and DEFAULT_MIN_PROFIT variables #59

• Add Support for Bancor V3 Vortex Trigger #44

• Refactor Code to Prevent Silent Failure of Exceptions #39

• Bot 3.0 #262 (Lesigh-3100)

Closed issues

• Error writing pool data to disk: Object of type int64 is not JSON serializable #259
• main.py / env #104
• Version number via CLI #23
• Transaction is stuck in mempool #5

v2.7.83 (2023-12-12)

Full Changelog

• Issue causing transactions to be submitted without Flashbots by default #251
• update LYXe token info #241
• Bancor POL fix for poolandtokens #255 (Lesigh-3100)

Merged pull requests

• Update tokens.csv #242 (NIXBNT)

v2.7.82 (2023-12-12)

Full Changelog

• Issue with Bancor POL Balance updating after trades #249
• Update txhelpers.py #252 (Lesigh-3100)

v2.7.81 (2023-12-11)

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Merged pull requests

• 249 issue with bancor pol balance updating after trades #250 (Lesigh-3100)

v2.7.80 (2023-12-11)

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• bugfix pstart #248 (NIXBNT)

• Improve logging error messages #243

v2.7.79 (2023-12-10)

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• Update Fast Lane contract address on Base #244
• 243 improve logging error messages #247 (mikewcasale)

Closed issues

• Can anyone provide the instructions to use a private eth node? Already have the node #246

v2.7.78 (2023-12-07)

Full Changelog

• default_min_profit_gas_token too low by default #239
• Update network.py #245 (Lesigh-3100)

v2.7.77 (2023-11-29)

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• Add logic for ETH/WETH wrapping & unwrapping #214
• Arb Bot Upgrade for next POL iteration #194
• Add triangle arb mode for Bancor POL pools #157
• Further process all arb opportunities #100

Merged pull requests

• update the default min profit #240 (NIXBNT)

v2.7.76 (2023-11-29)

Full Changelog

• Error reading updating pool decimals #235

• Major Update - handles upcoming changes to the Fast Lane smart contract #237 (Lesigh-3100)

v2.7.75 (2023-11-29)

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• add float wrapper incase decimal input is string #236 (NIXBNT)

Closed issues

• Update Arb Mode descriptions in Readme #233

v2.7.74 (2023-11-28)

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• Target token bug #225

Merged pull requests

• Update README.md #234 (Lesigh-3100)

v2.7.73 (2023-11-28)

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• Specific exchanges bug #226
• If gas tkn or wrapped gas token is in flashloan tokens, always include both in token list #232 (Lesigh-3100)
• Add handling for instances where Stablecoin pool cannot be found for … #231 (Lesigh-3100)

Closed issues

• USDC missing from tokens.csv #229

v2.7.72 (2023-11-27)

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• Add missing pool data #227

Merged pull requests

• Update tokens.csv #230 (NIXBNT)

v2.7.71 (2023-11-26)

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• Access List handling in TxHelpers should have its own try/except #223

Merged pull requests

• Update uniswap_v3_event_mappings.csv #228 (Lesigh-3100)

v2.7.70 (2023-11-23)

Full Changelog

• Minor bug fix in Carbon calculations #222
• "strategy" error in multi mode #220
• Add standalone try except for Access List and improve error logging #224 (Lesigh-3100)

v2.7.69 (2023-11-21)

Full Changelog

• Precision Update 2 #206

• bugfix strategy error #221 (NIXBNT)

• Remove dependencies on profit calculations #173

v2.7.68 (2023-11-20)

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• Scan logging for unknown errors failing silently #217

• 206 precision update 2 #219 (Lesigh-3100)

v2.7.67 (2023-11-20)

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• Handle token decimals of None type #215
• Create scan_log_errors.py #218 (mikewcasale)

v2.7.66 (2023-11-20)

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• adds handling for decimals of None type #216 (mikewcasale)

Closed issues

• multiple runtime errors in latest main branch #213
• fix current version requirements.txt file #207

v2.7.65 (2023-11-16)

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• Bugfix in flashloan generation #210

Merged pull requests

• added version checker and requirements change #208 (mikewcasale)

v2.7.64 (2023-11-16)

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• Add prefix option to file paths which are written (for deployment job write permissions) #204
• Convert tkn key when WETH > ETH for single-flashloan creation #211 (Lesigh-3100)

v2.7.63 (2023-11-15)

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• Add support for Graphene on Base #198
• 204 add prefix option to file paths which are written for deployment job write permissions #205 (mikewcasale)

v2.7.62 (2023-11-15)

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• Bug - ensure no precision or rounding error when generating trades through Carbon #201

• Add addresses & handling to route through Graphene on Base #199 (Lesigh-3100)

v2.7.61 (2023-11-14)

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• Fix to use wei format for generating flashloans to avoid precision or rounding errors #202 (Lesigh-3100)

Closed issues

• Warning! Error encountered during contract execution [execution reverted] #195
• Ensure backward compatibility for python 3.8 in light of new async changes #188

v2.7.60 (2023-11-13)

Full Changelog

• Bug in automatic pool shutdown #192

Merged pull requests

• removing incompatible type reference for upcoming web3.py version change #189 (mikewcasale)

v2.7.59 (2023-11-13)

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• Bugfix in auto pool shutdown #193 (Lesigh-3100)

• Tokens with shutdown pools should be flashloaned from Balancer #196

v2.7.58 (2023-11-13)

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• Wrong router address for Uni V3 #190

• 196 tokens with shutdown pools should be flashloaned from balancer #197 (Lesigh-3100)

v2.7.57 (2023-11-10)

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• Fix router address for Uni V3 #191 (Lesigh-3100)

v2.7.56 (2023-11-09)

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• Add multichain support #183 (Lesigh-3100)

v2.7.55 (2023-11-01)

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• Bug in close pool script #181

Merged pull requests

• Revert "adds base_path to the get_static_data fn" #185 (mikewcasale)

v2.7.54 (2023-10-30)

Full Changelog

• zero liquidity pool filters Carbon Orders where y0 is 0 but y1 isn't #176
• adds base_path to the get_static_data fn #182 (mikewcasale)

v2.7.53 (2023-10-28)

Full Changelog

• Add the ability to get all pools #174

Closed issues

• unsupported operand type(s) for -: 'float' and 'decimal.Decimal' #180

Merged pull requests

• Fix a bug that filtered Carbon Strategies with an empty order 0 #177 (Lesigh-3100)

v2.7.52 (2023-10-25)

Full Changelog

• Several bugs - static pool csv and validator #171

• Create terraformer #175 (Lesigh-3100)

v2.7.51 (2023-10-25)

Full Changelog

• Bancor V2 Events Filtering Issue #168
• Fix bug in validate_optimizer_trades and readd Balancer pools to stat… #172 (Lesigh-3100)

v2.7.50 (2023-10-13)

Full Changelog

• goalseek should use eps as a ratio #138
• Update event filtering to remove Bancor V2 anchors #169 (mikewcasale)

v2.7.49 (2023-10-12)

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• modified the goalseek to use eps as a ratio #139 (NIXBNT)

• Add Support for Pancakeswap (on Ethereum) Exchange #81

v2.7.48 (2023-10-12)

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• Rate limiter for free alchemy accounts #166
• 81 add support for pancakeswap on ethereum exchange #156 (Lesigh-3100)

v2.7.47 (2023-10-12)

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• bug when identifying wrong-direction Carbon curves in Balancer multi pair mode #164

• adds rate limiter and removes unnecessary alchemy calls for chain_id #167 (mikewcasale)

v2.7.46 (2023-10-09)

Full Changelog

• Update pairwise_multi_bal.py #165 (Lesigh-3100)

• Add Support for Balancer Exchange #70

v2.7.45 (2023-10-05)

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• Update Bancor Network ABI #162

• Add balancer #160 (Lesigh-3100)

v2.7.44 (2023-10-05)

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Merged pull requests

• Update Bancor Network ABI #163 (Lesigh-3100)

v2.7.43 (2023-10-03)

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• Bug with new multicall method when running backdate_pools=True #158
• Update run_pool_shutdown.py #161 (mikewcasale)

v2.7.42 (2023-10-01)

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• Fix or replace brownie multicall functionality #137
• 158 bug with new multicall method when running backdate pools=true #159 (mikewcasale)

v2.7.41 (2023-09-29)

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• Remove Tenderly default for Bancor POL in contracts.py get_pool_contract #153

• 137 fix or replace brownie multicall functionality #155 (mikewcasale)

v2.7.40 (2023-09-26)

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• Fix block start number for POL contract #149
• Remove Tenderly Web3 instantiation #154 (Lesigh-3100)

v2.7.39 (2023-09-25)

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• Update BANCOR_POL_START_BLOCK to correct value #150 (Lesigh-3100)

• Add support for POL Contract #109

v2.7.38 (2023-09-22)

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• pol merge bug on mainnet #147

Merged pull requests

• Optimizer tests #146 (sklbancor)

v2.7.37 (2023-09-21)

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• bugfix for POL on mainnet #148 (mikewcasale)

• Checklist for Adding Tests to Bancor POL Contract Support #116

v2.7.36 (2023-09-21)

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• 109 pol and tenderly cleanup #136 (mikewcasale)

Closed issues

• need a more comprehensive list of univ2 event mappings #140

v2.7.35 (2023-09-20)

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• bancor v2 pool key bug #142

Merged pull requests

• Update uniswap_v2_event_mappings.csv #141 (NIXBNT)

v2.7.34 (2023-09-20)

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• Fix manager tests #144
• bugfix for b2 key value #143 (mikewcasale)

v2.7.33 (2023-09-20)

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• Update event_test_data.json #145 (mikewcasale)

• Implement new PairOptimizer for pairwise arbitrage modes #134

v2.7.32 (2023-09-18)

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• Bug that causes invalid TX #132

• Add support for tenderly testing without replay mode #112

• change optimizer class and method for pairwise modes #135 (mikewcasale)

v2.7.31 (2023-09-18)

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Merged pull requests

• Patch to handle removal of 0-input trades #133 (Lesigh-3100)

v2.7.30 (2023-09-18)

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Closed issues

• Error in main loop: [<class 'decimal.DivisionUndefined'>] #130

Merged pull requests

• Optimization #124 (sklbancor)

v2.7.29 (2023-09-17)

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• Fixed a division by zero bug. #131 (mikewcasale)

• Change tests to use python 3.8 #128

v2.7.28 (2023-09-16)

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• Remove python 3.8 incompatible type-hints #126

• Update tests to run python 3.8 #129 (mikewcasale)

v2.7.27 (2023-09-16)

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• Bugfix for python 3.8 type-hints #127 (mikewcasale)

• Always submit max amountIn for last trade per-tkn #121

v2.7.26 (2023-09-14)

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• Add support for automatic pool shutdown #115
• Add a function that changes sourceAmount to 0 for the last trade per TKN #122 (Lesigh-3100)

v2.7.25 (2023-09-14)

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• Bug where a deleted carbon strategy event breaks the main.py loop. #114

• 115 add support for automatic pool shutdown #123 (Lesigh-3100)

v2.7.24 (2023-09-12)

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• Bancor V2 bug when exchange not included, or address not found #110

• Fix for strategy deleted event #120 (Lesigh-3100)

• Implement Replay Mode to Recreate Historical Ethereum Scenarios Using Tenderly Forks #61

v2.7.23 (2023-09-08)

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• Deleted strategy breaks Carbon initial multicall #107
• 110 bancor v2 bug when exchange not included or address not found #111 (mikewcasale)

v2.7.22 (2023-09-06)

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• move strategy deleted event to be with other Carbon events #108 (Lesigh-3100)

• Change default settings to --backdate_pools=True for bancor_v2 support #103

• Add support for Balancer flashloans. #77

v2.7.21 (2023-09-04)

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• Balancer Flashloans now supported & used automatically when needed #97 (Lesigh-3100)

v2.7.20 (2023-09-03)

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• block number fix in bot.py _get_deadline function #105 (Lesigh-3100)

• Various Optimizations #99

• Add Non-Overwriting Logging for Successful Transactions #36

v2.7.19 (2023-08-31)

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• Adds advanced logging infrastructure for multiple bot instance loggin… #95 (mikewcasale)

v2.7.18 (2023-08-31)

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• list index out of range [main loop] #101

Merged pull requests

• Balancer2 #88 (sklbancor)

v2.7.17 (2023-08-31)

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Merged pull requests

• fixes a bug from replay mode that impacts when running non-replay modes #102 (mikewcasale)

v2.7.16 (2023-08-31)

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• 61 implement replay mode #96 (mikewcasale)

Closed issues

• More verbose info on startup #26

v2.7.15 (2023-08-30)

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• Jupytext does not exist for automated tests #89

• Adds complete runtime configuration to startup logs. Adds logging to … #94 (mikewcasale)

v2.7.14 (2023-08-30)

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• Add jupytext dependency for automated test script #93 (mikewcasale)

• Add Support for Trader Joe Exchange #71

• Add Support for Bancor V2 Exchange #69

v2.7.13 (2023-08-28)

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• Broken tests #92

• test_902_ValidatorSlow non-recurrent (?) issue #25

• Add flashloan token liquidity check. #80

• Improve Repo History Lineage Lost During Codebase Overwrite from v1.0 to v2.0 #34

• 69 add support for bancor v2 exchange #91 (mikewcasale)

v2.7.12 (2023-08-28)

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• fix issue in which validator test could randomly fail #90 (Lesigh-3100)

v2.7.11 (2023-08-27)

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• Cleanup main.py for improved logical clarity of steps. #85
• Balancer base code, part 1 #87 (sklbancor)

v2.7.10 (2023-08-21)

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• Bugfix: Remove DAI from flashloan_tokens #78

• Add support for new Carbon contract custom fees per strategy #41

• 85 cleanup mainpy for improved logical clarity of steps #86 (mikewcasale)

• Adds support for custom fee contract changes #84 (mikewcasale)

v2.7.9 (2023-08-13)

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• Remove DAI from default flashloan_tokens to fix logging error message. #79 (mikewcasale)

Closed issues

• Broken Link To Github #64

v2.7.8 (2023-08-10)

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• Fix broken pypi automation #66

Merged pull requests

• Fix Github Link #65 (shmuel44)

v2.7.7 (2023-08-10)

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• Update release-and-pypi-publish.yml #67 (mikewcasale)

• Feature Request: Add target_tokens Setting to Narrow Search Space #62

v2.7.6 (2023-08-09)

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• Change the --flashloan_tokens flag type to list #57

• 62 add target tokens setting to narrow search space #63 (mikewcasale)

v2.7.5 (2023-08-09)

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• Fix to ensure the @click flag for flashloan_tokens is respected #58 (mikewcasale)

Closed issues

• Installation Issue with pyyaml==5.4.1 and Brownie #30

v2.7.4 (2023-08-07)

Full Changelog

• Cleanup of Unused Top-Level Files #47

Merged pull requests

• Creates a bash install script to handle the conda vs pip installation… #51 (mikewcasale)

v2.7.3 (2023-08-07)

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• Removes unused files. #48 (mikewcasale)

Closed issues

• Update README with Brownie and pyyaml Install Troubleshoot #31

v2.7.2 (2023-08-07)

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• Change automation to increment patch version instead of minor version. #53

Merged pull requests

• Adds additional installation instructions for apple-silicon users. #52 (mikewcasale)

v2.7.1 (2023-08-06)

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• Change automation to increment patch version instead of minor. #54 (mikewcasale)

v2.7.0 (2023-08-02)

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• Add new GitHub action for automating production job restart upon new version update. #46
• Adding to exiting workflow instead of stand-alone #50 (mikewcasale)

v2.6.0 (2023-07-31)

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• b3_two_hop Arb Mode Resulting in Losses Due to Lack of Data Validation #42

• Increase DEFAULT_MIN_PROFIT_BNT Value & Fix Hardcoding Issue in config/network.py #37

• Bug: Overwriting of flashloan_tokens List Set in main.py #35

• 46 add new GitHub action for automating production job restart upon new version update #49 (mikewcasale)

v2.5.0 (2023-07-31)

Full Changelog

• Unassigned 'rate_limiter' Error with Shared Alchemy API Key #32
• Adds data validation to b3_two_hop mode by default. #43 (mikewcasale)

v2.4.0 (2023-07-27)

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• bugfix closes #32 #33 (mikewcasale)

v2.3.0 (2023-07-26)

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Merged pull requests

• Merging DEVSKL from the old repo into the new repo #17 (sklbancor)

v2.2.0 (2023-07-26)

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Merged pull requests

• Bugfix/automated release action #29 (mikewcasale)
• Bugfix/GitHub actions #28 (mikewcasale)
• Bump version [skip ci] #21 (bancor-services)
• Bump version [skip ci] #20 (bancor-services)
• updating DEFAULT_MIN_PROFIT_BNT to 1 #19 (mikewcasale)

main_skl_flbot_20230725g (2023-07-25)

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main_skl_flbot_20230725f (2023-07-25)

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main_skl_flbot_20230725e (2023-07-25)

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main_skl_flbot_20230725d (2023-07-25)

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main_skl_flbot_20230725c (2023-07-25)

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main_skl_flbot_20230725b (2023-07-25)

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main_skl_flbot_20230725 (2023-07-25)

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v2.1.0 (2023-07-24)

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Merged pull requests

• Bump version [skip ci] #15 (bancor-services)
• Bump version [skip ci] #14 (bancor-services)

v1.0 (2023-05-23)

Full Changelog

Merged pull requests

• Feature/read reward settings from arb contract #10 (Lesigh-3100)
• Fix typo in readme #9 (Lesigh-3100)
• update arb function name #8 (Lesigh-3100)
• Update contract ABI #7 (Lesigh-3100)
• Feature/contract upgrade #6 (Lesigh-3100)
• Feature/private transactions #4 (Lesigh-3100)
• Bugfix/collection path #3 (Lesigh-3100)
• Dev #2 (mikewcasale)
• Dev #1 (mikewcasale)

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