python Programming Glossary: introducedPython: What is the difference between dict.items() and dict.iteritems()? http://stackoverflow.com/questions/10458437/python-what-is-the-difference-between-dict-items-and-dict-iteritems take a lot of extra memory. Then generators were introduced to the language in general and that method was reimplemented..
What is an efficent way of inserting thousands of records into an SQLite table using Django? http://stackoverflow.com/questions/1136106/what-is-an-efficent-way-of-inserting-thousands-of-records-into-an-sqlite-table-u instead at each save . In django 1.3 context managers were introduced. So now you can use transaction.commit_on_success in a similar.. Django is awesome ... In django 1.6 transaction.atomic was introduced intended to replace now legacy functions commit_on_success and..
Pythons many ways of string formatting ??are the older ones (going to be) deprecated? http://stackoverflow.com/questions/13451989/pythons-many-ways-of-string-formatting-are-the-older-ones-going-to-be-deprec been around since Pythons infancy The Template class was introduced in Python 2.4 The format method was introduced in Python 2.6.. class was introduced in Python 2.4 The format method was introduced in Python 2.6 My questions are Is printf style formatting deprecated..
How do I determine if my python shell is executing in 32bit or 64bit mode on OS X? http://stackoverflow.com/questions/1405913/how-do-i-determine-if-my-python-shell-is-executing-in-32bit-or-64bit-mode-on-os sys.maxsize 2 32 ' '7fffffffffffffff' True sys.maxsize was introduced in Python 2.6. If you need a test for older systems this slightly..
Passing argument from Parent function to nested function Python http://stackoverflow.com/questions/14678434/passing-argument-from-parent-function-to-nested-function-python by marking the variable as nonlocal this is a keyword introduced for just this usecase def f x def g n nonlocal x if n 10 x x..
What is the difference between NaN and None? http://stackoverflow.com/questions/17534106/what-is-the-difference-between-nan-and-none and promoting integer arrays to floating when NAs must be introduced. Note the gotcha that integer Series containing missing data..
Why program functionally in Python? http://stackoverflow.com/questions/1892324/why-program-functionally-in-python as explained in that part of the docs and class decorators introduced in Python 2.6 . Do remember to use functools.wraps on your function..
Segmentation fault: 11 in OS X http://stackoverflow.com/questions/19531969/segmentation-fault-11-in-os-x in the readline compatibility in python related to changes introduced in OSX10.9. This weekend release candidates for Python2.7.6..
Unicode vs UTF-8 confusion in Python / Django? http://stackoverflow.com/questions/22149/unicode-vs-utf-8-confusion-in-python-django wide Unicode strings if not Unicode 3.1 the version that introduced characters outside the Basic Multilingual Plane . There is an..
Why does Python's __import__ require fromlist? http://stackoverflow.com/questions/2724260/why-does-pythons-import-require-fromlist you can do pkg.mod.func because the import statement introduced the local name pkg which is a module object that has a mod attribute...
Is it Pythonic to use bools as ints? http://stackoverflow.com/questions/3174392/is-it-pythonic-to-use-bools-as-ints used all caps some all lowercase some cap initial and so introduced the bool subclass of int and its True and False constants. There..
Why do you have to call .iteritems() when iterating over a dictionary in python? http://stackoverflow.com/questions/3744568/why-do-you-have-to-call-iteritems-when-iterating-over-a-dictionary-in-python support just iterating an alternative spelling had to be introduced and iteritems it was in Python 3 where backwards compatibility..
http://stackoverflow.com/questions/4015417/python-class-inherits-object Yes this is a 'new style' object. It was a feature introduced in python2.2. New style objects have a different object model..
how do i rewrite this function to implement OrderedDict? http://stackoverflow.com/questions/4126348/how-do-i-rewrite-this-function-to-implement-ordereddict your version of Python doesn't have OrderedDict which was introduced in v2.5 you may be able use Raymond Hettinger's Ordered Dictionary..
Python: sort function breaks in the presence of nan http://stackoverflow.com/questions/4240050/python-sort-function-breaks-in-the-presence-of-nan by default but at least it works barring any bugs that I introduced . python math sorting nan share improve this question The..
In Python, is read() , or readlines() faster? http://stackoverflow.com/questions/5076024/in-python-is-read-or-readlines-faster file object 䏭 read readline readlines methods. Python 2.6 introduced TextIOBase which supports both iterating and readline simultaneously...
Python string formatting: % vs. .format http://stackoverflow.com/questions/5082452/python-string-formatting-vs-format string formatting vs. .format Python 2.6 introduced the string.format method with a slightly different syntax from..
Old style and new style classes in Python http://stackoverflow.com/questions/54867/old-style-and-new-style-classes-in-python built in type called instance. New style classes were introduced in Python 2.2 to unify classes and types . A new style class..
Python's use of __new__ and __init__? http://stackoverflow.com/questions/674304/pythons-use-of-new-and-init I'm just trying to streamline one of my classes and have introduced some functionality in the same style as the flyweight design..
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