adapt setup.py for python3 compatibility

setup.py

@@ -46,7 +46,7 @@ class TestCommand(distutils.core.Command):
 class eo_sdist(sdist):
 
     def run(self):
-        print "creating VERSION file"
+        print("creating VERSION file")
         if os.path.exists('VERSION'):
             os.remove('VERSION')
         version = get_version()
@@ -54,7 +54,7 @@ class eo_sdist(sdist):
         version_file.write(version)
         version_file.close()
         sdist.run(self)
-        print "removing VERSION file"
+        print("removing VERSION file")
         if os.path.exists('VERSION'):
             os.remove('VERSION')
 
@@ -72,7 +72,7 @@ def get_version():
                              stderr=subprocess.PIPE)
         result = p.communicate()[0]
         if p.returncode == 0:
-            version = result.split()[0][1:]
+            version = str(result.split()[0][1:])
             version = version.replace('-', '.')
             return version
     return '0.0.0'
@@ -83,7 +83,7 @@ setuptools.setup(
     license='GPLv3 or later',
     description='Common API to use all French online payment credit card '
     'processing services',
-    long_description=file(
+    long_description=open(
         os.path.join(
             os.path.dirname(__file__),
             'README.txt')).read(),