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Category Archives: Python

Cool Python

Sunday, October 9, 2011

Check out the example in the 3rd comment : http://code.activestate.com/recipes/413137-call-a-functionmethod-x-times-per-second/ That is cool.

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The __enter__ method in the with statement

Tuesday, July 6, 2010

The with statement is a great addition to Python. One thing that might not be immediately clear from the documentation is how the __enter__ method has to be implemented. If you want to use the object containing __enter__ then you have to return self there. You should not create a new object and return it. [...]

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Python logging output file change

Wednesday, August 12, 2009

I run unit tests in Python using the standard unittest module. The output should be logged to a file. For this Python has a standard logging library, which is somewhat similar to the log4j library for Java. The problem is that there is no easy way to direct the logging to a new file for [...]

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Using map with a dictionary in Python

Tuesday, July 21, 2009

When you have a dictionary in Python like this : mydict={’first’:1, ‘second’:2, ‘third’:3} and you want to get the values into a list with a certain order you can do this : mylist=[mydict[’first’], mydict[’second’], mydict[’third’]] However, that can get a bit verbose if there are a lot of entries. For every entry you have to [...]

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