diff --git a/fastlane_bot/modes/base_triangle.py b/fastlane_bot/modes/base_triangle.py index 522283b36..c041f2022 100644 --- a/fastlane_bot/modes/base_triangle.py +++ b/fastlane_bot/modes/base_triangle.py @@ -17,46 +17,6 @@ from fastlane_bot.modes.base import ArbitrageFinderBase from fastlane_bot.tools.cpc import T -def sort_pairs(pairs): - # Clean up the pairs alphabetically - return ["/".join(sorted(pair.split('/'))) for pair in pairs] - -def flatten_nested_items_in_list(nested_list): - # unpack nested items - flattened_list = [] - for items in nested_list: - flat_list = [] - for item in items: - if isinstance(item, list): - flat_list.extend(item) - else: - flat_list.append(item) - flattened_list.append(flat_list) - return flattened_list - -def get_triangle_groups(flt, x_y_pairs): - # Get groups of triangles that conform to (flt/x , x/y, y/flt) where x!=y - triangle_groups = [] - for pair in x_y_pairs: - x,y = pair.split('/') - triangle_groups += [("/".join(sorted([flt,x])), pair, "/".join(sorted([flt,y])))] - return triangle_groups - -def get_triangle_groups_stats(triangle_groups, all_relevant_pairs_info): - # Get the stats on the triangle group cohort for decision making - valid_carbon_triangles = [] - for triangle in triangle_groups: - path_len = 0 - has_carbon = False - for pair in triangle: - if all_relevant_pairs_info[pair]['all_counts'] > 0: - path_len += 1 - if all_relevant_pairs_info[pair]['carbon_counts'] > 0: - has_carbon = True - if path_len == 3 and has_carbon == True: - valid_carbon_triangles.append(triangle) - return valid_carbon_triangles - class ArbitrageFinderTriangleBase(ArbitrageFinderBase): """ Base class for triangular arbitrage finder modes @@ -213,92 +173,6 @@ def get_combos( combos, ) return combos - - def get_all_relevant_pairs_info(self, CCm, all_relevant_pairs): - # Get pair info for the cohort to allow decision making at the triangle level - all_relevant_pairs_info = {} - for pair in all_relevant_pairs: - all_relevant_pairs_info[pair] = {} - pair_curves = CCm.bypair(pair) - carbon_curves = [] - non_carbon_curves = [] - for x in pair_curves: - if x.params.exchange in self.ConfigObj.CARBON_V1_FORKS: - carbon_curves += [x] - else: - non_carbon_curves += [x] - all_relevant_pairs_info[pair]['non_carbon_curves'] = non_carbon_curves - all_relevant_pairs_info[pair]['carbon_curves'] = carbon_curves - all_relevant_pairs_info[pair]['curves'] = non_carbon_curves + [carbon_curves] if len(carbon_curves) > 0 else non_carbon_curves # condense carbon curves into a single list - all_relevant_pairs_info[pair]['all_counts'] = len(pair_curves) - all_relevant_pairs_info[pair]['carbon_counts'] = len(carbon_curves) - return all_relevant_pairs_info - - def get_analysis_set_per_flt(self, flt, valid_triangles, all_relevant_pairs_info): - flt_triangle_analysis_set = [] - for triangle in valid_triangles: - multiverse = [all_relevant_pairs_info[pair]['curves'] for pair in triangle] - product_of_triangle = list(itertools.product(multiverse[0], multiverse[1], multiverse[2])) - triangles_to_run = flatten_nested_items_in_list(product_of_triangle) - flt_triangle_analysis_set += list(zip([flt] * len(triangles_to_run), triangles_to_run)) - - self.ConfigObj.logger.debug(f"[base_triangle.get_analysis_set_per_flt] Length of flt_triangle_analysis_set: {flt, len(flt_triangle_analysis_set)}") - return flt_triangle_analysis_set - - def get_comprehensive_triangles( - self, flashloan_tokens: List[str], CCm: Any - ) -> Tuple[List[str], List[Any]]: - """ - Get comprehensive combos for triangular arbitrage - - Parameters - ---------- - flashloan_tokens : list - List of flashloan tokens - CCm : object - CCm object - - Returns - ------- - combos : list - List of combos - - """ - combos = [] - for flt in flashloan_tokens: - - # Get the Carbon pairs - carbon_pairs = sort_pairs(set([x.pair for x in CCm.curves if x.params.exchange in self.ConfigObj.CARBON_V1_FORKS])) - - # Create a set of unique tokens, excluding 'flt' - x_tokens = {token for pair in carbon_pairs for token in pair.split('/') if token != flt} - - # Get relevant pairs containing the flashloan token - flt_x_pairs = sort_pairs([f"{x}/{flt}" for x in x_tokens]) - - # Generate all possible 2-item combinations from the unique tokens that arent the flashloan token - x_y_pairs = sort_pairs(["{}/{}".format(x, y) for x, y in itertools.combinations(x_tokens, 2)]) - - # Note the relevant pairs - all_relevant_pairs = flt_x_pairs + x_y_pairs - self.ConfigObj.logger.debug(f"len(all_relevant_pairs) {len(all_relevant_pairs)}") - - # Generate triangle groups - triangle_groups = get_triangle_groups(flt, x_y_pairs) - self.ConfigObj.logger.debug(f"len(triangle_groups) {len(triangle_groups)}") - - # Get pair info for the cohort - all_relevant_pairs_info = self.get_all_relevant_pairs_info(CCm, all_relevant_pairs) - - # Generate valid triangles for the groups base on arb_mode - valid_triangles = get_triangle_groups_stats(triangle_groups, all_relevant_pairs_info) - - # Get [(flt,curves)] analysis set for the flt - flt_triangle_analysis_set = self.get_analysis_set_per_flt(flt, valid_triangles, all_relevant_pairs_info) - - # The entire analysis set for all flts - combos.extend(flt_triangle_analysis_set) - return combos def build_pstart(self, CCm, tkn0list, tkn1): tkn0list = [x for x in tkn0list if x not in [tkn1]] diff --git a/fastlane_bot/modes/triangle_multi_complete.py b/fastlane_bot/modes/triangle_multi_complete.py index d053ae0fc..933d9b095 100644 --- a/fastlane_bot/modes/triangle_multi_complete.py +++ b/fastlane_bot/modes/triangle_multi_complete.py @@ -9,11 +9,111 @@ Licensed under MIT. """ from typing import List, Any, Tuple, Union +import random +import itertools from fastlane_bot.modes.base_triangle import ArbitrageFinderTriangleBase from fastlane_bot.tools.cpc import CPCContainer from fastlane_bot.tools.optimizer import MargPOptimizer +def sort_pairs(pairs): + # Clean up the pairs alphabetically + return ["/".join(sorted(pair.split('/'))) for pair in pairs] + +def flatten_nested_items_in_list(nested_list): + # unpack nested items + flattened_list = [] + for items in nested_list: + flat_list = [] + for item in items: + if isinstance(item, list): + flat_list.extend(item) + else: + flat_list.append(item) + flattened_list.append(flat_list) + return flattened_list + +def get_triangle_groups(flt, x_y_pairs): + # Get groups of triangles that conform to (flt/x , x/y, y/flt) where x!=y + triangle_groups = [] + for pair in x_y_pairs: + x,y = pair.split('/') + triangle_groups += [("/".join(sorted([flt,x])), pair, "/".join(sorted([flt,y])))] + return triangle_groups + +def get_all_relevant_pairs_info(CCm, all_relevant_pairs, carbon_v1_forks): + # Get pair info for the cohort to allow decision making at the triangle level + all_relevant_pairs_info = {} + for pair in all_relevant_pairs: + pair_curves = CCm.bypair(pair) + carbon_curves = [curve for curve in pair_curves if curve.params.exchange in carbon_v1_forks] + other_curves = [curve for curve in pair_curves if curve.params.exchange not in carbon_v1_forks] + all_relevant_pairs_info[pair] = { + "has_any": len(pair_curves) > 0, + "has_carbon": len(carbon_curves) > 0, + "curves": other_curves + } + if len(carbon_curves) > 0: + base_dir_one = [curve for curve in carbon_curves if curve.pair == carbon_curves[0].pair] + base_dir_two = [curve for curve in carbon_curves if curve.pair != carbon_curves[0].pair] + if len(base_dir_one) > 0: + all_relevant_pairs_info[pair]["curves"].append(base_dir_one) + if len(base_dir_two) > 0: + all_relevant_pairs_info[pair]["curves"].append(base_dir_two) + return all_relevant_pairs_info + +def get_triangle_groups_stats(triangle_groups, all_relevant_pairs_info): + # Get the stats on the triangle group cohort for decision making + valid_carbon_triangles = [] + for triangle in triangle_groups: + path_len = sum(all_relevant_pairs_info[pair]["has_any"] for pair in triangle) + has_carbon = any(all_relevant_pairs_info[pair]["has_carbon"] for pair in triangle) + if path_len == 3 and has_carbon == True: + valid_carbon_triangles.append(triangle) + return valid_carbon_triangles + +def get_analysis_set_per_flt(flt, valid_triangles, all_relevant_pairs_info): + flt_triangle_analysis_set = [] + for triangle in valid_triangles: + multiverse = [all_relevant_pairs_info[pair]["curves"] for pair in triangle] + product_of_triangle = list(itertools.product(multiverse[0], multiverse[1], multiverse[2])) + triangles_to_run = flatten_nested_items_in_list(product_of_triangle) + flt_triangle_analysis_set += list(zip([flt] * len(triangles_to_run), triangles_to_run)) + return flt_triangle_analysis_set + +def get_params(self, CCm, dst_tokens, src_token): + # For a triangle, the pstart of each dst_token is derived from its rate vs the src_token. + # Since Carbon orders can contain diverse prices independent of external market prices, and + # we require that the pstart be on the Carbon curve to get successful optimizer runs, + # then for Carbon orders only we must randomize the pstart from the list of available Carbon curves. + # Random selection chosen as opposed to iterating over all possible combinations. + + # ASSUMPTIONS: There must be a complete triangle arb available i.e. src_token->dst_token1->dst_token2->src_token + sort_sequence = ['bancor_v2','bancor_v3'] + self.ConfigObj.UNI_V2_FORKS + self.ConfigObj.UNI_V3_FORKS + pstart = {src_token: 1} + for dst_token in [token for token in dst_tokens if token != src_token]: + curves = list(CCm.bytknx(dst_token).bytkny(src_token)) + CC = CPCContainer(custom_sort(curves, sort_sequence, self.ConfigObj.CARBON_V1_FORKS)) + if CC: + if CC[0].params['exchange'] in self.ConfigObj.CARBON_V1_FORKS: #only carbon curve options left + pstart[dst_token] = random.choice(CC).p + else: + pstart[dst_token] = CC[0].p + else: + curves = list(CCm.bytknx(src_token).bytkny(dst_token)) + CC = CPCContainer(custom_sort(curves, sort_sequence, self.ConfigObj.CARBON_V1_FORKS)) + if CC: + if CC[0].params['exchange'] in self.ConfigObj.CARBON_V1_FORKS: #only carbon curve options left + pstart[dst_token] = 1/(random.choice(CC).p) + else: + pstart[dst_token] = 1 / CC[0].p + else: + return None + return pstart + +def custom_sort(data, sort_sequence, carbon_v1_forks): + sort_order = {key: index for index, key in enumerate(sort_sequence) if key not in carbon_v1_forks} + return sorted(data, key=lambda item: float('inf') if item.params['exchange'] in carbon_v1_forks else sort_order.get(item.params['exchange'], float('inf'))) class ArbitrageFinderTriangleMultiComplete(ArbitrageFinderTriangleBase): """ @@ -36,7 +136,7 @@ def find_arbitrage(self, candidates: List[Any] = None, ops: Tuple = None, best_p try: CC_cc = CPCContainer(miniverse) O = MargPOptimizer(CC_cc) - pstart = self.build_pstart(CC_cc, CC_cc.tokens(), src_token) + pstart = get_params(self, CC_cc, CC_cc.tokens(), src_token) r = O.optimize(src_token, params=dict(pstart=pstart)) trade_instructions_dic = r.trade_instructions(O.TIF_DICTS) if trade_instructions_dic is None or len(trade_instructions_dic) < 3: @@ -81,3 +181,63 @@ def find_arbitrage(self, candidates: List[Any] = None, ops: Tuple = None, best_p ) return candidates if self.result == self.AO_CANDIDATES else ops + + def get_comprehensive_triangles( + self, flashloan_tokens: List[str], CCm: Any + ) -> Tuple[List[str], List[Any]]: + """ + Get comprehensive combos for triangular arbitrage + + Parameters + ---------- + flashloan_tokens : list + List of flashloan tokens + CCm : object + CCm object + + Returns + ------- + combos : list + List of combos + + """ + combos = [] + flashloan_tokens = [x.replace(self.ConfigObj.NATIVE_GAS_TOKEN_ADDRESS, self.ConfigObj.WRAPPED_GAS_TOKEN_ADDRESS) for x in self.flashloan_tokens] + flashloan_tokens = list(set(flashloan_tokens)) + + for flt in flashloan_tokens: + # Get the Carbon pairs + carbon_pairs = sort_pairs(set([curve.pair for curve in self.CCm.curves if curve.params.exchange in self.ConfigObj.CARBON_V1_FORKS])) + + # Create a set of unique tokens excluding the flashloan token + x_tokens = {token for pair in carbon_pairs for token in pair.split("/") if token != flt} + x_tokens = list(set([x.replace(self.ConfigObj.NATIVE_GAS_TOKEN_ADDRESS, self.ConfigObj.WRAPPED_GAS_TOKEN_ADDRESS) for x in x_tokens])) + + # Get relevant pairs containing the flashloan token + flt_x_pairs = sort_pairs([f"{x_token}/{flt}" for x_token in x_tokens]) + + # Generate all possible 2-item combinations from the unique tokens that arent the flashloan token + x_y_pairs = sort_pairs(["{}/{}".format(x, y) for x, y in itertools.combinations(x_tokens, 2)]) + + # Note the relevant pairs + all_relevant_pairs = flt_x_pairs + x_y_pairs + self.ConfigObj.logger.debug(f"[triangle_multi_complete.get_combos] all_relevant_pairs: {len(all_relevant_pairs)}") + + # Generate triangle groups + triangle_groups = get_triangle_groups(flt, x_y_pairs) + self.ConfigObj.logger.debug(f"[triangle_multi_complete.get_combos] triangle_groups: {len(triangle_groups)}") + + # Get pair info for the cohort + all_relevant_pairs_info = get_all_relevant_pairs_info(self.CCm, all_relevant_pairs, self.ConfigObj.CARBON_V1_FORKS) + + # Generate valid triangles for the groups base on arb_mode + valid_triangles = get_triangle_groups_stats(triangle_groups, all_relevant_pairs_info) + + # Get [(flt,curves)] analysis set for the flashloan token + flt_triangle_analysis_set = get_analysis_set_per_flt(flt, valid_triangles, all_relevant_pairs_info) + self.ConfigObj.logger.debug(f"[triangle_multi_complete.get_combos] flt_triangle_analysis_set {flt, len(flt_triangle_analysis_set)}") + + # The entire analysis set for all flashloan tokens + combos.extend(flt_triangle_analysis_set) + + return combos