plot_image.py: use modern print() syntax everywhere

diff --git a/src/plot_image/plot_image.py b/src/plot_image/plot_image.py
index 8510e8e940bb6699d610586a73a8a11021c5d805..fffab701cc353689aaea23a22ce52f686d9e2085 100755 (executable)
--- a/src/plot_image/plot_image.py
+++ b/src/plot_image/plot_image.py
@@ -263,14 +263,14 @@ def main(argv=None):
         raise Exception('no color map named %s in %s'
                         % (options.cmap, ', '.join(maps)))
 
-    print 'Plot_image'
-    print 'Title:            ', options.title
+    print('Plot_image')
+    print('Title:             {0}'.format(options.title))
     if not options.xyz:
-        print 'Image size:       ', nx, ny
+        print('Image size:        {0} {1}'.format(nx, ny))
     if options.contours:
-        print '# countour lines: ', options.contours
+        print('# countour lines:  {0}'.format(options.contours))
     else:
-        print 'False color'
+        print('False color')
     if options.input:
         fin = open(options.input, 'r')
     else: