From 8345be11b449d062f89921d46fec85431e3d079b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Herv=C3=A9=20=20MENAGER?= <herve.menager@pasteur.fr>
Date: Mon, 7 May 2018 14:42:27 +0200
Subject: [PATCH] use another strategy to avoid matplotlib backend error
Former-commit-id: d20b0efb39ae273a99bfdfa19d9fe216afe2ec7b
---
ippisite/ippidb/management/commands/pca.py | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ippisite/ippidb/management/commands/pca.py b/ippisite/ippidb/management/commands/pca.py
index 20fc2c4a..0a626d1b 100644
--- a/ippisite/ippidb/management/commands/pca.py
+++ b/ippisite/ippidb/management/commands/pca.py
@@ -6,7 +6,6 @@ import base64
from django.core.management import BaseCommand, CommandError
from django.forms.models import model_to_dict
import matplotlib.pyplot as plt
-matplotlib.use('Agg')
import pandas as pd
import numpy as np
from sklearn.decomposition import PCA
@@ -55,6 +54,7 @@ class Command(BaseCommand):
pca = PCA(n_components=2)
principal_components = pca.fit_transform(x)
# compute correlation circle
+ plt.switch_backend('Agg')
variance_ratio = pd.Series(pca.explained_variance_ratio_)
coef = np.transpose(pca.components_)
cols = ['PC-'+str(x) for x in range(len(variance_ratio))]
--
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