matplotlib
diff --git a/‎lib/matplotlib/backends/backend_pdf.py
Copy file name to clipboardExpand all lines: lib/matplotlib/backends/backend_pdf.py
+2-1Lines changed: 2 additions & 1 deletion b/‎lib/matplotlib/backends/backend_pdf.py
Copy file name to clipboardExpand all lines: lib/matplotlib/backends/backend_pdf.py
+2-1Lines changed: 2 additions & 1 deletion
@@ -17,10 +17,11 @@
 import time
 import warnings
 import zlib
+from io import BytesIO
 
 import numpy as np
 from matplotlib.externals.six import unichr
-from matplotlib.externals.six import BytesIO
+
 
 from datetime import datetime
 from math import ceil, cos, floor, pi, sin