Assert is a simple statement: no perentheses!

What are you exactly trying to assert here? Whether a tuple is not empty?
Whether all iterables are True?

Author: DimitriPapadopoulos

bench/compare-pack-ptr.py

@@ -70,7 +70,7 @@
     dtic = time.time()
     out = blosc.unpack_array(c)
     dtoc = time.time()
-    assert((in_ == out).all())
+    assert ((in_ == out).all())
     print("  Time for pack_array/unpack_array:     %.3f/%.3f s." % \
           (ctoc-ctic, dtoc-dtic), end='')
     print("\tCompr ratio: %.2f" % (in_.size*in_.dtype.itemsize*1. / len(c)))
@@ -84,7 +84,7 @@
     dtic = time.time()
     blosc.decompress_ptr(c, out.__array_interface__['data'][0])
     dtoc = time.time()
-    assert((in_ == out).all())
+    assert ((in_ == out).all())
     print("  Time for compress_ptr/decompress_ptr: %.3f/%.3f s." % \
           (ctoc-ctic, dtoc-dtic), end='')
     print("\tCompr ratio: %.2f" % (in_.size*in_.dtype.itemsize*1. / len(c)))

bench/compress_ptr.py

@@ -54,7 +54,7 @@
             t0 = time.time()
             blosc.decompress_ptr(c, out.__array_interface__['data'][0])
             td = time.time() - t0
-            assert((in_ == out).all())
+            assert ((in_ == out).all())
             print("  *** %-8s, %-10s *** %6.3f s (%.2f GB/s) / %5.3f s (%.2f GB/s)" % (
                 cname, blosc.filters[shuffle], tc, ((N*8 / tc) / 2**30), td, ((N*8 / td) / 2**30)), end='')
             print("\tCompr. ratio: %5.1fx" % (N*8. / len(c)))