Fix Python 3.9 compatibility (#1792055)

0005-fix-python-3.9-compatibility.patch

@@ -0,0 +1,28 @@
+diff --git a/blosc/toplevel.py b/blosc/toplevel.py
+index 94cf4af..2fa2c49 100644
+--- a/blosc/toplevel.py
++++ b/blosc/toplevel.py
+@@ -435,9 +435,9 @@ def compress(bytesobj, typesize=8, clevel=9, shuffle=blosc.SHUFFLE,
+     Examples
+     --------
+ 
+-    >>> import array
++    >>> import array, sys
+     >>> a = array.array('i', range(1000*1000))
+-    >>> a_bytesobj = a.tostring()
++    >>> a_bytesobj = a.tobytes() if sys.version_info >= (3, 0, 0) else a.tostring()
+     >>> c_bytesobj = blosc.compress(a_bytesobj, typesize=4)
+     >>> len(c_bytesobj) < len(a_bytesobj)
+     True
+@@ -574,9 +574,9 @@ def decompress(bytesobj, as_bytearray=False):
+     Examples
+     --------
+ 
+-    >>> import array
++    >>> import array, sys
+     >>> a = array.array('i', range(1000*1000))
+-    >>> a_bytesobj = a.tostring()
++    >>> a_bytesobj = a.tobytes() if sys.version_info >= (3, 0, 0) else a.tostring()
+     >>> c_bytesobj = blosc.compress(a_bytesobj, typesize=4)
+     >>> a_bytesobj2 = blosc.decompress(c_bytesobj)
+     >>> a_bytesobj == a_bytesobj2