解决类变量重复赋值的Bug

2019-07-02 10:15:43 +08:00 · 2019-07-02 10:15:43 +08:00 · 2363583fc3
commit 2363583fc3
parent feef63adfa
1 changed files with 6 additions and 3 deletions
--- a/vnpy/app/cta_strategy/template.py
+++ b/vnpy/app/cta_strategy/template.py
@ -32,9 +32,12 @@ class CtaTemplate(ABC):
        self.trading = False
        self.pos = 0

-        self.variables.insert(0, "inited")
-        self.variables.insert(1, "trading")
-        self.variables.insert(2, "pos")
+        if "inited" not in self.variables:
+            self.variables.insert(0, "inited")
+        if "trading" not in self.variables:
+            self.variables.insert(1, "trading")
+        if "pos" not in self.variables:
+            self.variables.insert(2, "pos")

        self.update_setting(setting)