From 1b767166e112aa4cbd9758ac722f2286b534803f Mon Sep 17 00:00:00 2001 From: Denis Gladkikh Date: Tue, 1 Sep 2015 10:25:04 -0700 Subject: Python3: add finally and with statements --- python3.html.markdown | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'python3.html.markdown') diff --git a/python3.html.markdown b/python3.html.markdown index 9d965fb1..fbed77fe 100644 --- a/python3.html.markdown +++ b/python3.html.markdown @@ -374,6 +374,13 @@ except (TypeError, NameError): pass # Multiple exceptions can be handled together, if required. else: # Optional clause to the try/except block. Must follow all except blocks print("All good!") # Runs only if the code in try raises no exceptions +finally: # Execute under all circumstances + print "We can clean up resources here" + +# Instead of try/finally to cleanup resources you can use a with statement +with open("myfile.txt") as f: + for line in f: + print line # Python offers a fundamental abstraction called the Iterable. # An iterable is an object that can be treated as a sequence. -- cgit v1.2.3