build(agent): new-agents-4#58ba63 iteration

arbsphere/ir.py

@@ -1,5 +1,5 @@
-from typing import Dict, List
+from typing import Dict, List, Optional
-from .primitives import LocalArbProblem
+from .primitives import LocalArbProblem, SharedSignals, DualVariables, AuditLog, PrivacyBudget
 
 
 def map_to_ir(lp: LocalArbProblem) -> Dict:
@@ -11,3 +11,44 @@ def map_to_ir(lp: LocalArbProblem) -> Dict:
         "liquidity_budget": lp.liquidity_budget,
         "latency_budget": lp.latency_budget,
     }
+
+
+def map_to_full_ir(
+    lp: LocalArbProblem,
+    shared: Optional[SharedSignals] = None,
+    dual: Optional[DualVariables] = None,
+    privacy: Optional[PrivacyBudget] = None,
+    audit: Optional[AuditLog] = None,
+) -> Dict:
+    """Map ArbSphere primitives to a richer, vendor-agnostic IR.
+
+    All arguments are optional to allow incremental construction of the IR as data
+    becomes available (e.g., after federation steps or governance events).
+    """
+    ir: Dict = map_to_ir(lp)
+    # Attach optional components if provided
+    if shared is not None:
+        ir["shared_signals"] = {
+            "deltas": list(shared.deltas),
+            "cross_venue_corr": shared.cross_venue_corr,
+            "liquidity_availability": dict(shared.liquidity_availability),
+            "latency_proxy": shared.latency_proxy,
+        }
+    if dual is not None:
+        ir["dual_variables"] = {"shadow_prices": dict(dual.shadow_prices)}
+    if privacy is not None:
+        ir["privacy_budget"] = {"budgets": dict(privacy.budgets)}
+    if audit is not None:
+        # Flatten audit log entries minimally for the IR; keep structure lightweight
+        ir["audit_log"] = {
+            "entries": [
+                {
+                    "ts": e.ts,
+                    "event": e.event,
+                    "details": dict(e.details),
+                    "signature": e.signature,
+                }
+                for e in audit.entries
+            ]
+        }
+    return ir

tests/test_ir_full_mapping.py

@@ -0,0 +1,29 @@
+from arbsphere.primitives import LocalArbProblem, SharedSignals, DualVariables, AuditLog, AuditLogEntry, PrivacyBudget
+from arbsphere.ir import map_to_full_ir
+
+
+def test_full_ir_mapping_includes_optional_components():
+    lp = LocalArbProblem(asset_pair=("AAPL", "USD"), target_mispricing=0.5, liquidity_budget=100000.0, latency_budget=0.2)
+    shared = SharedSignals(
+        deltas=[0.1, -0.05],
+        cross_venue_corr=0.8,
+        liquidity_availability={"venue-1": 100000.0, "venue-2": 90000.0},
+        latency_proxy=0.6,
+    )
+    dual = DualVariables(shadow_prices={"AAPL/USD": 1.0})
+    privacy = PrivacyBudget(budgets={"signals": 0.5})
+    audit = AuditLog(entries=[AuditLogEntry(ts=1.0, event="dept", details={"ok": True}, signature="sig")])
+
+    ir = map_to_full_ir(lp, shared=shared, dual=dual, privacy=privacy, audit=audit)
+
+    # Basic structure checks
+    assert ir.get("type") == "LocalArbProblem" or ir.get("asset_pair") is not None
+    assert "asset_pair" in ir and ir["asset_pair"] == ["AAPL", "USD"]
+    assert "shared_signals" in ir
+    assert ir["shared_signals"]["cross_venue_corr"] == 0.8
+    assert "dual_variables" in ir
+    assert ir["dual_variables"]["shadow_prices"]["AAPL/USD"] == 1.0
+    assert "privacy_budget" in ir
+    assert ir["privacy_budget"]["budgets"]["signals"] == 0.5
+    assert "audit_log" in ir
+    assert isinstance(ir["audit_log"]["entries"], list)