Merge branch '40-matplotlib-use-agg-backend' into 'master'

Resolve "Matplotlib use 'agg' backend"

Closes #40

See merge request lscsoft/parallel_bilby!89

parallel_bilby/analysis.py

@@ -17,6 +17,7 @@ import bilby
 import dill
 import dynesty
 import dynesty.plotting as dyplot
+import matplotlib
 import matplotlib.pyplot as plt
 import mpi4py
 import nestcheck.data_processing
@@ -36,6 +37,8 @@ from .utils import (
     stopwatch,
 )
 
+matplotlib.use("Agg")
+
 mpi4py.rc.threads = False
 mpi4py.rc.recv_mprobe = False
 

parallel_bilby/ptemcee_analysis.py

@@ -14,6 +14,7 @@ from pathlib import Path
 
 import bilby
 import emcee
+import matplotlib
 import matplotlib.pyplot as plt
 import mpi4py
 import numpy as np
@@ -26,6 +27,8 @@ from schwimmbad import MPIPool
 from .parser import create_analysis_parser
 from .utils import fill_sample, get_initial_points_from_prior
 
+matplotlib.use("Agg")
+
 mpi4py.rc.threads = False
 mpi4py.rc.recv_mprobe = False