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Python3: add finally and with statements

This commit is contained in:
Denis Gladkikh
2015-09-01 10:25:04 -07:00
parent bbe6d05932
commit 1b767166e1

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@@ -374,6 +374,13 @@ except (TypeError, NameError):
pass # Multiple exceptions can be handled together, if required. pass # Multiple exceptions can be handled together, if required.
else: # Optional clause to the try/except block. Must follow all except blocks 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 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. # Python offers a fundamental abstraction called the Iterable.
# An iterable is an object that can be treated as a sequence. # An iterable is an object that can be treated as a sequence.