BENCH: add a no-op baseline

ev-br · Mar 28, 2016 · da67d2a · da67d2a
1 parent 07b2d18
commit da67d2a
Showing 1 changed file with 60 additions and 0 deletions.
diff --git a/benchmarks.ipynb b/benchmarks.ipynb
@@ -334,6 +334,66 @@
     "%memit dok_poisson2d(100)"
    ]
   },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# `no-op` in the inner loop"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 44,
+   "metadata": {
+    "collapsed": true
+   },
+   "outputs": [],
+   "source": [
+    "def noop(n):\n",
+    "    n2 = n*n\n",
+    "    for i in xrange(n):\n",
+    "        for j in xrange(n):\n",
+    "            k = i + n*j"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 45,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "1000 loops, best of 3: 511 µs per loop\n"
+     ]
+    }
+   ],
+   "source": [
+    "%timeit noop(100)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 46,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "peak memory: 39.73 MiB, increment: 0.00 MiB\n"
+     ]
+    }
+   ],
+   "source": [
+    "%memit noop(100)"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,