From f5204acfb8c3fa010ac33b5565b75f8004e4f741 Mon Sep 17 00:00:00 2001
From: PaoloBonettiPolimi
 <94172434+PaoloBonettiPolimi@users.noreply.github.com>
Date: Thu, 2 May 2024 12:04:39 +0200
Subject: [PATCH] adding MPLCONFIGDIR path for matplotlib

---
 hawk/processes/wps_causal.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hawk/processes/wps_causal.py b/hawk/processes/wps_causal.py
index b92d47b..22a335d 100644
--- a/hawk/processes/wps_causal.py
+++ b/hawk/processes/wps_causal.py
@@ -5,6 +5,8 @@
 import logging
 import pandas as pd
 from hawk.analysis import CausalAnalysis
+from pathlib import Path
+import os
 
 LOGGER = logging.getLogger("PYWPS")
 
@@ -234,6 +236,7 @@ def _handler(self, request, response):
         tefs_max_lag_target = int(request.inputs["tefs_max_lag_target"][0].data)
 
         workdir = Path(self.workdir)
+        os.environ['MPLCONFIGDIR'] = os.path.join(workdir, "/matplotlib")
 
         if not tefs_use_contemporary_features and tefs_max_lag_features == 0:
             raise ValueError("You cannot use no lag features and not use contemporary features in TEFS.")