removed sync() parameter

Author: sakchal

examples/financial/black_scholes_options.py

@@ -13,7 +13,6 @@
 import sys
 from time import time
 
-# TODO: Remove -1 from sync() after default value has been put in
 import arrayfire as af
 
 sqrt2 = math.sqrt(2.0)
@@ -61,7 +60,7 @@ def black_scholes(S, X, R, V, T):
     (C, P) = black_scholes(S, X, R, V, T)
     af.eval(C)
     af.eval(P)
-    af.sync(-1)
+    af.sync()
 
     num_iter = 100
     for N in range(50, 501, 50):
@@ -70,7 +69,7 @@ def black_scholes(S, X, R, V, T):
         R = af.randu((M, N))
         V = af.randu((M, N))
         T = af.randu((M, N))
-        af.sync(-1)
+        af.sync()
 
         print("Input data size: %d elements" % (M * N))
 
@@ -79,7 +78,7 @@ def black_scholes(S, X, R, V, T):
             (C, P) = black_scholes(S, X, R, V, T)
             af.eval(C)
             af.eval(P)
-        af.sync(-1)
+        af.sync()
         sec = (time() - start) / num_iter
 
         print("Mean GPU Time: %0.6f ms\n\n" % (1000.0 * sec))

examples/financial/heston_model.py

@@ -88,7 +88,7 @@ def main():
     # Price plain vanilla call option
     tic = time.time()
     (x, v) = simulateHestonModel(T, nT, R, r, kappa, vBar, sigmaV, rho, x0, v0)
-    af.sync(-1)
+    af.sync()
     toc = time.time() - tic
     K = math.exp(k)
     zeroConstant = af.constant(0, (R,))

examples/financial/monte_carlo_options.py

@@ -25,7 +25,7 @@ def monte_carlo_options(N, K, t, vol, r, strike, steps, use_barrier=True, B=None
     randmat = af.randn((N, steps - 1), dtype=ty)
     randmat = af.exp((r - (vol * vol * 0.5)) * dt + vol * math.sqrt(dt) * randmat)
 
-    S = af.product(af.join(1, s, randmat), 1)
+    S = af.product(af.join(1, s, randmat), axis=1)
 
     if use_barrier:
         S = S * af.all_true(S < B, 1)
@@ -57,7 +57,7 @@ def monte_carlo_simulate(N, use_barrier, num_iter=10):
 
     monte_carlo_simulate(1000, use_barrier=False)
     monte_carlo_simulate(1000, use_barrier=True)
-    af.sync(-1)
+    af.sync()
 
     for n in range(10000, 100001, 10000):
         print(