From 9118556ad283fb4ce50ba0560830ffc0b89dc09b Mon Sep 17 00:00:00 2001
From: andrelcgt <67286018+andrelcgt@users.noreply.github.com>
Date: Fri, 3 Jul 2020 08:54:20 -0300
Subject: [PATCH] trade.py upgraded to be able to be unpickled. (#406)

* trade.py upgraded to be able to be unpickled.

* Excluded .idea from .gitignore

* Fixed .gitignore

* Delete backtrader.iml

* Delete profiles_settings.xml

* Delete modules.xml
---
 .gitignore          | 2 ++
 backtrader/trade.py | 9 ++++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index 70d0912db..37c83965c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -67,3 +67,5 @@ samples2/
 
 # Ignore test files in Datas
 datas/*.py
+
+.idea/
diff --git a/backtrader/trade.py b/backtrader/trade.py
index 8bc037bb0..c49b7b332 100644
--- a/backtrader/trade.py
+++ b/backtrader/trade.py
@@ -56,7 +56,7 @@ class TradeHistory(AutoOrderedDict):
     '''
 
     def __init__(self,
-                 status, dt, barlen, size, price, value, pnl, pnlcomm, tz):
+                 status, dt, barlen, size, price, value, pnl, pnlcomm, tz, event=None):
         '''Initializes the object to the current status of the Trade'''
         super(TradeHistory, self).__init__()
         self.status.status = status
@@ -68,6 +68,13 @@ def __init__(self,
         self.status.pnl = pnl
         self.status.pnlcomm = pnlcomm
         self.status.tz = tz
+        if event is not None:
+            self.event = event
+
+    def __reduce__(self):
+        return (self.__class__, (self.status.status, self.status.dt, self.status.barlen, self.status.size,
+                                 self.status.price, self.status.value, self.status.pnl, self.status.pnlcomm,
+                                 self.status.tz, self.event, ))
 
     def doupdate(self, order, size, price, commission):
         '''Used to fill the ``update`` part of the history entry'''