From 5c41dd06dd52f6e065b05e90733560ca3194cfc1 Mon Sep 17 00:00:00 2001
From: Bernardo Sulzbach <mafagafogigante@gmail.com>
Date: Mon, 7 Jul 2014 13:48:18 -0300
Subject: [PATCH] To Python 3

And some error handling.
---
 src/further_examples/useful/version_info.py | 27 +++++++++++++++------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/src/further_examples/useful/version_info.py b/src/further_examples/useful/version_info.py
index 3050fa1..de6f925 100644
--- a/src/further_examples/useful/version_info.py
+++ b/src/further_examples/useful/version_info.py
@@ -1,9 +1,20 @@
-import sys 
-print "System version:",sys.version
-import numpy as np
-print "Numpy version:",np.version.version
-import matplotlib
-print "Matplotlib version:",matplotlib.__version__
-import pandas as pd
-print "Pandas version:",pd.__version__
+import sys
+print("System version:", sys.version, '\n')
 
+try:
+    import numpy
+    print("\nNumpy version:", numpy.version.version)
+except ImportError as e:
+    print(e)
+
+try:
+    import matplotlib
+    print("\nMatplotlib version:", matplotlib.__version__)
+except ImportError as e:
+    print(e)
+
+try:
+    import pandas
+    print("\nPandas version:", pd.__version__)
+except ImportError as e:
+    print(e)