Remove python2 statements that breaks the build

Change-Id: I2f4a7ff044ce286dc388245d819cc7db98a9c5b3
diff --git a/tools/build/bazel/onos_app_bundler.py b/tools/build/bazel/onos_app_bundler.py
index afac671..6c4ca68 100755
--- a/tools/build/bazel/onos_app_bundler.py
+++ b/tools/build/bazel/onos_app_bundler.py
@@ -50,14 +50,14 @@
     import sys
 
     if len(sys.argv) < 2:
-        print 'USAGE'
+        print('USAGE')
         sys.exit(1)
 
     output = sys.argv[1]
     args = sys.argv[2:]
 
     if len(args) % 2 != 0:
-        print 'There must be an even number of args: file mvn_coords'
+        print('There must be an even number of args: file mvn_coords')
         sys.exit(2)
 
     files = zip(*[iter(args)]*2)
diff --git a/tools/build/bazel/onos_app_tools.py b/tools/build/bazel/onos_app_tools.py
index fb975a4..9979ab5 100755
--- a/tools/build/bazel/onos_app_tools.py
+++ b/tools/build/bazel/onos_app_tools.py
@@ -153,7 +153,7 @@
         with open(name, "w") as file:
             file.write(msg)
     else:
-        print msg
+        print(msg)
 
 if __name__ == '__main__':
     import sys, optparse
@@ -238,4 +238,4 @@
               generateAppFile(artifacts=options.included_bundles,
                               apps=options.apps,
                               security=options.security,
-                              **values))
\ No newline at end of file
+                              **values))
diff --git a/tools/build/bazel/osgi_feature_bundler.py b/tools/build/bazel/osgi_feature_bundler.py
index 40e944a..a4550e0 100755
--- a/tools/build/bazel/osgi_feature_bundler.py
+++ b/tools/build/bazel/osgi_feature_bundler.py
@@ -46,14 +46,14 @@
     import sys
 
     if len(sys.argv) < 2:
-        print 'USAGE'
+        print('USAGE')
         sys.exit(1)
 
     output = sys.argv[1]
     args = sys.argv[2:]
 
     if len(args) % 2 != 0:
-        print 'There must be an even number of args: file mvn_coords'
+        print('There must be an even number of args: file mvn_coords')
         sys.exit(2)
 
     files = zip(*[iter(args)]*2)