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author | Denis Gladkikh <denis@gladkikh.email> | 2015-09-01 10:25:04 -0700 |
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committer | Denis Gladkikh <denis@gladkikh.email> | 2015-09-01 10:25:04 -0700 |
commit | 1b767166e112aa4cbd9758ac722f2286b534803f (patch) | |
tree | 4db31506a9d7a337009406a505e361318fb551b7 | |
parent | bbe6d059326ce3c8ff0d337fcb87f65dcfebe27a (diff) |
Python3: add finally and with statements
-rw-r--r-- | python3.html.markdown | 7 |
1 files changed, 7 insertions, 0 deletions
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. |