Python: added some new examples

python/examples/custom-context.py

@@ -0,0 +1,17 @@
+import isaac as sc
+
+N = 7
+
+platforms = sc.driver.get_platforms()
+devices = [d for platform in platforms for d in platform.get_devices()]
+device = devices[0]
+print 'Using', device.name, 'on', device.platform.name
+
+context = sc.driver.context(device)
+x = sc.empty(N, sc.float32, context)
+y = sc.empty(N, sc.float32, context)
+
+z, events = sc.driver.enqueue(x + y)
+z.context.synchronize()
+
+print z

python/examples/custom-operation.py

@@ -0,0 +1,25 @@
+import isaac as sc
+import isaac.templates as templates
+
+sc.driver.default.queue_properties = sc.driver.PROFILING_ENABLE
+sc.driver.default.device = 0;
+
+#Construct vectors using the default device.
+M, N, K = 972, 1541, 793
+A = sc.empty((M, K), sc.float32)
+B = sc.empty((K, N), sc.float32)
+
+#Get command queue
+queue = A.context.queues[0]
+
+#Benchmark profile 1
+queue.profiles[sc.templates.gemm_nn, sc.float32] = sc.profile(templates.gemm_nn(1,8,16,8,1,8,1,8,templates.FETCH_FROM_LOCAL,templates.FETCH_FROM_LOCAL,8,8), sc.float32, queue)
+C, events = sc.driver.enqueue(sc.dot(A, B))
+C.context.synchronize()
+print 'Profile 1 finished in', sum([e.elapsed_time for e in events])*1e-9, 's'
+
+#Benchmark profile 2
+queue.profiles[sc.templates.gemm_nn, sc.float32] = sc.profile(templates.gemm_nn(1,8,16,16,1,8,1,8,templates.FETCH_FROM_LOCAL,templates.FETCH_FROM_LOCAL,8,16), sc.float32, queue)
+C, events = sc.driver.enqueue(sc.dot(A, B))
+C.context.synchronize()
+print 'Profile 2 finished in', sum([e.elapsed_time for e in events])*1e-9, 's'

python/examples/infos.py

@@ -0,0 +1,10 @@
+import isaac as sc
+
+platforms = sc.driver.get_platforms()
+devices = [d for platform in platforms for d in platform.get_devices()]
+print("----------------")
+print("Devices available:")
+print("----------------")
+for (i, d) in enumerate(devices):
+    print '[', i, ']', '-',  sc.driver.device_type_to_string(d.type), '-', d.name, 'on', d.platform.name
+print("----------------")