[Mod] Close #1708

2019-06-10 14:54:41 +08:00 · 2019-06-10 14:54:41 +08:00 · fa9f06b2aa
commit fa9f06b2aa
parent 65133141f8
1 changed files with 1 additions and 1 deletions
--- a/vnpy/trader/engine.py
+++ b/vnpy/trader/engine.py
@ -299,7 +299,7 @@ class LogEngine(BaseEngine):
        file_path = log_path.joinpath(filename)

        file_handler = logging.FileHandler(
-            file_path, mode="w", encoding="utf8"
+            file_path, mode="a", encoding="utf8"
        )
        file_handler.setLevel(self.level)
        file_handler.setFormatter(self.formatter)