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[Fix] add filter for duplicate ib contract update

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This commit is contained in:
vn.py 2019-09-30 12:10:43 +08:00
parent 61bf6bb81e
commit b66e2a9dd2
1 changed files with 3 additions and 3 deletions
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6
vnpy/gateway/ib/ib_gateway.py
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@ -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