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python Programming Glossary: triesWhen is “i += x” different from “i = i + x” in Python? http://stackoverflow.com/questions/15376509/when-is-i-x-different-from-i-i-x-in-python NotImplemented and x and y have different types then x y tries to call y.__radd__ x . So in the case where you have foo_instance..
Circular import dependency in Python http://stackoverflow.com/questions/1556387/circular-import-dependency-in-python . The program fails saying b doesn't exist when c_file.py tries to import a.b.d . And it really doesn't exist because we were..
Modifying list while iterating http://stackoverflow.com/questions/1637807/modifying-list-while-iterating I've been bitten before by someone else's clever code that tries to modify a list while iterating over it. I resolved that I..
Why does Python print unicode characters when the default encoding is ASCII? http://stackoverflow.com/questions/2596714/why-does-python-print-unicode-characters-when-the-default-encoding-is-ascii outputs binary string as is terminal receives it and tries to match its value with latin 1 character map. In latin 1 0xe9.. explanation . Terminal receives the stream as such and tries to decode 0xc3a9 using latin 1 but latin 1 goes from 0 to 255.. the binary string ' xe9'. Terminal receives that value and tries to match it on the latin 1 character map. Just like case 1 it..
Building lxml for Python 2.7 on Windows http://stackoverflow.com/questions/3047542/building-lxml-for-python-2-7-on-windows in distutils with the following comment At first it tries to find the productdir of VS 2008 in the registry. If that fails..
Making moves w/ websockets and python / django ( / twisted? ) http://stackoverflow.com/questions/4363899/making-moves-w-websockets-and-python-django-twisted AND closed the tcp socket django's WSGI implementation tries to send a HTTP response it doesn't know about websockets and..
Redirect stdout to a file in Python? http://stackoverflow.com/questions/4675728/redirect-stdout-to-a-file-in-python the application will raise IOError and fail the moment it tries to write to stdout. I needed to find a way to make the application..
How to install pip on windows? http://stackoverflow.com/questions/4750806/how-to-install-pip-on-windows Python modules can be part written in C or C . Pip tries to compile from source. If you don't have a C C compiler installed..
Python: List vs Dict for look up table http://stackoverflow.com/questions/513882/python-list-vs-dict-for-look-up-table to A.M. Kuchling in Beautiful Code the implementation tries to keep the hash 2 3 full so you might waste quite some memory... you might waste quite some memory. If you do not add new entries on the fly which you do based on your updated question it might..
python time to age part 2, timezones http://stackoverflow.com/questions/526406/python-time-to-age-part-2-timezones that its not always going to be 0200 . So when strptime tries to parse it as such it throws up an exception. I thought about..
Performing a getattr() style lookup in a django template http://stackoverflow.com/questions/844746/performing-a-getattr-style-lookup-in-a-django-template scenarios it first does a standard attribute look up then tries to do a dictionary look up then tries a getitem lookup for lists.. look up then tries to do a dictionary look up then tries a getitem lookup for lists to work then follows standard Django..
Python multiprocessing.Pool: when to use apply, apply_async or map? http://stackoverflow.com/questions/8533318/python-multiprocessing-pool-when-to-use-apply-apply-async-or-map args kwargs is preferred. The multiprocessing.Pool modules tries to provide a similar interface. Pool.apply is like Python apply..
Windows cmd encoding change causes Python crash http://stackoverflow.com/questions/878972/windows-cmd-encoding-change-causes-python-crash the cmd encoding as 'cp65001 to sys.stdin.encoding and tries to apply it to all the input. Since it fails to understand 'cp65001'..
Different behaviour for list.__iadd__ and list.__add__ http://stackoverflow.com/questions/9766387/different-behaviour-for-list-iadd-and-list-add a new list as demonstrated. An expression of x y first tries to call __iadd__ and failing that calls __add__ followed an..
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