Avoided if statements with __future__

Signed-off-by: Deepanshu <deepanshu2017@gmail.com>

Author: Deepanshu2017

examples/PhaseSpace/phsp_averaging_functor.py

@@ -11,6 +11,7 @@
 Date  : Aug 21, 2017
 """
 
+from __future__ import print_function
 import HydraPython as hypy
 import sys
 import time
@@ -57,15 +58,9 @@ def main():
 
     #     Device    #
 
-    if sys.version_info.major == 2:
-        print
-        sys.stdout.write(constants.RED)
-        print "ERROR: device is not supported with custom functors in current HydraPython version."
-        sys.stdout.write(constants.RESET)
-    else:
-        print()
-        print(constants.RED, "ERROR: device is not supported with custom functors in current HydraPython version.")
-        print(constants.RESET)
+    print()
+    print(constants.RED, "ERROR: device is not supported with custom functors in current HydraPython version.")
+    print(constants.RESET)
 
     #     Host    #
     start = time.time()

examples/PhaseSpace/phsp_evaluating_functor.py

@@ -10,6 +10,7 @@
 Date  : Aug 21, 2017
 """
 
+from __future__ import print_function
 import HydraPython as hypy
 import sys
 import time
@@ -56,16 +57,9 @@ def main():
 
     #     Device    #
 
-    if sys.version_info.major == 2:
-        print
-        sys.stdout.write(constants.RED)
-        print "ERROR: device is not supported with custom functors in current HydraPython version."
-        sys.stdout.write(constants.RESET)
-    else:
-        print()
-        print(sys.version_info.major)
-        print(constants.RED, "ERROR: device is not supported with custom functors in current HydraPython version.")
-        print(constants.RESET)
+    print()
+    print(constants.RED, "ERROR: device is not supported with custom functors in current HydraPython version.")
+    print(constants.RESET)
 
     #     Host    #
     result = hypy.host_vector_float2(nentries)