[Fix] add filter for duplicate ib contract update

2019-09-30 12:10:43 +08:00 · 2019-09-30 12:10:43 +08:00 · b66e2a9dd2
commit b66e2a9dd2
parent 61bf6bb81e
1 changed files with 3 additions and 3 deletions
--- a/vnpy/gateway/ib/ib_gateway.py
+++ b/vnpy/gateway/ib/ib_gateway.py
@ -509,9 +509,9 @@ class IbApi(EWrapper):
            gateway_name=self.gateway_name,
        )

-        self.gateway.on_contract(contract)
-
-        self.contracts[contract.vt_symbol] = contract
+        if contract.vt_symbol not in self.contracts:
+            self.gateway.on_contract(contract)
+            self.contracts[contract.vt_symbol] = contract

    def execDetails(
        self, reqId: int, contract: Contract, execution: Execution