From 29a21550e9cdaeb371190b5684dc6c2201b1a905 Mon Sep 17 00:00:00 2001
From: Jonas Gunz <himself@jonasgunz.de>
Date: Tue, 30 Jan 2024 01:08:59 +0100
Subject: minor RAM optimisation

---
 plotter/vertical_from_grib.py | 4 ++++
 run.py                        | 2 ++
 2 files changed, 6 insertions(+)

diff --git a/plotter/vertical_from_grib.py b/plotter/vertical_from_grib.py
index 79c367f..ff454b3 100755
--- a/plotter/vertical_from_grib.py
+++ b/plotter/vertical_from_grib.py
@@ -4,6 +4,8 @@ import os
 import datetime
 import json
 
+import matplotlib.pyplot as plt
+
 import xarray as xr
 from metpy.units import units
 import metpy.calc as mpcalc
@@ -77,6 +79,8 @@ def _plot(data, output, name, lat=None, lon=None, analysis=None):
         outname = f'skewt_{name}_{init_for_filename}+{hours_since_init_str}.png'
         skt.plot(filename=os.path.join(output, outname))
 
+        plt.close('all')
+
         index.append(
             {
                 'file': outname,
diff --git a/run.py b/run.py
index 244da10..f239f45 100755
--- a/run.py
+++ b/run.py
@@ -22,6 +22,8 @@ def create_aggregators(cfg):
 
     return ret
 
+mpl.use('agg')
+
 # Define custom gpm and gpdm units. The default gpm in metpy is aliased to meter.
 # We need the correct definition
 units.define('_gpm = 9.80665 * J/kg')
-- 
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