[pre-commit.ci] auto fixes from pre-commit.com hooks

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tests/test_ui_mpldrawer.py

@@ -1,10 +1,12 @@
 """Tests for Qibo matplotlib drawer"""
 
-from PIL import Image
-import numpy as np
-import pytest
 from pathlib import Path
+
 import matplotlib.pyplot
+import numpy as np
+import pytest
+from PIL import Image
+
 from qibo import Circuit, callbacks, gates
 from qibo.models import QFT
 from qibo.ui.drawer_utils import FusedEndGateBarrier, FusedStartGateBarrier
@@ -19,6 +21,7 @@
 
 BASEPATH = str(Path(__file__).parent / "test_ui_images")
 
+
 # convert an image to RGBA numpy array
 def img2array(img_path):
     img = Image.open(img_path)