From cb80d7c26f77c82983f1cb4fed000bf36c94bdc8 Mon Sep 17 00:00:00 2001
From: robcaulk <rob.caulk@gmail.com>
Date: Fri, 24 Feb 2023 11:19:54 +0100
Subject: [PATCH] close the multi_proc env before creating new ones in an
 attempt to avoid increasing processes

---
 .../prediction_models/ReinforcementLearner_multiproc.py      | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/freqtrade/freqai/prediction_models/ReinforcementLearner_multiproc.py b/freqtrade/freqai/prediction_models/ReinforcementLearner_multiproc.py
index 9ee035c95..b3b8c40e6 100644
--- a/freqtrade/freqai/prediction_models/ReinforcementLearner_multiproc.py
+++ b/freqtrade/freqai/prediction_models/ReinforcementLearner_multiproc.py
@@ -34,6 +34,11 @@ class ReinforcementLearner_multiproc(ReinforcementLearner):
         train_df = data_dictionary["train_features"]
         test_df = data_dictionary["test_features"]
 
+        if self.train_env:
+            self.train_env.close()
+        if self.eval_env:
+            self.eval_env.close()
+
         env_info = self.pack_env_dict(dk.pair)
 
         env_id = "train_env"