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python Programming Glossary: cpythonhttp://stackoverflow.com/questions/1119696/java-python-integration I can immediately think of is if your library uses CPython native extensions. EDIT If you can use Jython now but think.. simplest thing that works for the moment then consider JNI CPython etc if and when you ever need to. There's little to be gained..
Why (0-6) is -6 = False? [duplicate] http://stackoverflow.com/questions/11476190/why-0-6-is-6-false are cached as global objects sharing the same address with CPython thus the is test passes. This artifact is explained in detail.. a smart decision. This is only an implementation detail of CPython and you shouldn't rely on this. For instance PyPy implemented..
What is a global interpreter lock (GIL)? http://stackoverflow.com/questions/1294382/what-is-a-global-interpreter-lock-gil details Note that Python's GIL is only really an issue for CPython the reference implementation. Jython and IronPython don't have..
Getting method parameter names in python http://stackoverflow.com/questions/218616/getting-method-parameter-names-in-python python datamodel share improve this question In CPython the number of arguments is aMethod.func_code.co_argcount and.. These are implementation details of CPython so this probably does not work in other implementations of Python..
python multithreading for dummies http://stackoverflow.com/questions/2846653/python-multithreading-for-dummies in Python is invariably connected to I O operations since CPython doesn't use multiple cores to run CPU bound tasks anyway the..
Compiled vs. Interpreted Languages http://stackoverflow.com/questions/3265357/compiled-vs-interpreted-languages Most of my programming experiences has been with CPython dynamic interpreted and Java static compiled . However I understand..
How are Python's Built In Dictionaries Implemented http://stackoverflow.com/questions/327311/how-are-pythons-built-in-dictionaries-implemented with some slot i that is based on the hash of the key. CPython uses initial i hash key mask . Where mask PyDictMINSIZE 1 but.. has the same hash hash collision If the slot is occupied CPython and even PyPy compares the the hash AND the key by compare I.. beautifully in the comments see dictobject.c 33 126 CPython uses random probing . In random probing the next slot is picked..
http://stackoverflow.com/questions/472000/python-slots should be only one obvious way of doing something. Making CPython smart enough to handle saving space without __slots__ is a major..
Python 2.x gotcha's and landmines http://stackoverflow.com/questions/530530/python-2-x-gotchas-and-landmines To keep things specific I'm only interested in the CPython interpreter. I'm looking for something similar to what learned..
TypeError: 'str' does not support the buffer interface http://stackoverflow.com/questions/5471158/typeerror-str-does-not-support-the-buffer-interface
Security of Python's eval() on untrusted strings? http://stackoverflow.com/questions/661084/security-of-pythons-eval-on-untrusted-strings is dangerous for examples of input that will segfault the CPython interpreter give access to any class you like and so on. share..
Best way to integrate Python and JavaScript? http://stackoverflow.com/questions/683462/best-way-to-integrate-python-and-javascript and if there are solutions for other platforms especially CPython . javascript python share improve this question Here's..
Python: Is explicitly closing files important? http://stackoverflow.com/questions/7395542/python-is-explicitly-closing-files-important before the interpreter exits. In current versions of CPython the file will be closed at the end of the for loop because CPython.. the file will be closed at the end of the for loop because CPython uses reference counting as its primary garbage collection mechanism.. file at the end of the loop. It's bad practice to rely on CPython's garbage collection implementation because it makes your code..
Why does Python code run faster in a function? http://stackoverflow.com/questions/11241523/why-does-python-code-run-faster-in-a-function BASH in Linux. python performance profiling benchmarking cpython share improve this question Inside a function the bytecode..
How to modify the local namespace in python http://stackoverflow.com/questions/1142068/how-to-modify-the-local-namespace-in-python
Why (0-6) is -6 = False? [duplicate] http://stackoverflow.com/questions/11476190/why-0-6-is-6-false 'int' type 0 6 is 6 type 'bool' python debugging integer cpython share improve this question All integers from 5 to 256 inclusive.. could check the current source code in http hg.python.org cpython file tip Objects longobject.c . A specific structure is used..
Why does str.split not take keyword arguments? http://stackoverflow.com/questions/11716687/why-does-str-split-not-take-keyword-arguments both in Python2 and Python3. python standard library cpython string split share improve this question See this bug and..
Can anyone help condense this Python code? http://stackoverflow.com/questions/11921320/can-anyone-help-condense-this-python-code even using exec as namedtuple does # http hg.python.org cpython file 3.2 Lib collections.py#l235 # reuse class decorator here..
C Python: Running Python code within a context http://stackoverflow.com/questions/12265756/c-python-running-python-code-within-a-context find any way to do this. python c python 3.x python c api cpython share improve this question Python doesn't actually copy..
Is there an easy way to pickle a python function (or otherwise serialize its code)? http://stackoverflow.com/questions/1253528/is-there-an-easy-way-to-pickle-a-python-function-or-otherwise-serialize-its-cod between major python versions. Will only work for cpython implementation. If the function references globals including..
Print to standard printer from Python? http://stackoverflow.com/questions/12723818/print-to-standard-printer-from-python using Jython and the Java printing API . python printing cpython share improve this question Unfortunately there is no standard..
Is a string formatter that pulls variables from its calling scope bad practice? http://stackoverflow.com/questions/13312240/is-a-string-formatter-that-pulls-variables-from-its-calling-scope-bad-practice or pypy it might not be available because it seems to be a cpython thing. This makes your code less portable. print x y .format..
CPython is bytecode interpreter? http://stackoverflow.com/questions/1644619/cpython-is-bytecode-interpreter Thank you so much c python interpreter bytecode cpython share improve this question CPython is the implementation..
Overriding the newline generation behaviour of Python's print statement http://stackoverflow.com/questions/1677424/overriding-the-newline-generation-behaviour-of-pythons-print-statement approach to the problem would be. python printing cpython share improve this question You should solve your problem..
Is a variable swap guaranteed to be atomic in python? http://stackoverflow.com/questions/2623086/is-a-variable-swap-guaranteed-to-be-atomic-in-python y are both python variables python multithreading atomic cpython share improve this question Let's see x 1 y 2 def swap_xy..
http://stackoverflow.com/questions/276184/wcf-and-python and Python Is there any example code of a cpython not IronPython client which can call Windows Communication Foundation..
Using NumPy and Cpython with Jython http://stackoverflow.com/questions/3097466/using-numpy-and-cpython-with-jython Cpython or the other way around. java python numpy jython cpython share improve this question It's ironic considering that..
How is CPython's set() implemented? http://stackoverflow.com/questions/3949310/how-is-cpythons-set-implemented for the info python data structures set implementation cpython share improve this question According to this thread Indeed..
Migrating from CPython to Jython http://stackoverflow.com/questions/420792/migrating-from-cpython-to-jython in CPython Jython and IronPython python migration jython cpython share improve this question So far I have noticed two further..
Installing Python eggs under PyPy http://stackoverflow.com/questions/5885820/installing-python-eggs-under-pypy packages things but in general installing a package for cpython does not make it available also for PyPy. In particular usr..
What happens behind the scenes when python adds small ints? http://stackoverflow.com/questions/6101379/what-happens-behind-the-scenes-when-python-adds-small-ints going on here How does python do this python integer cpython share improve this question Python keeps a pool of int objects..
Why are there dummy modules in sys.modules? http://stackoverflow.com/questions/1958417/why-are-there-dummy-modules-in-sys-modules there again but go straight to the loaded sys . This is a cPython implementation detail you can't usefully rely on but you will..
Is a variable swap guaranteed to be atomic in python? http://stackoverflow.com/questions/2623086/is-a-variable-swap-guaranteed-to-be-atomic-in-python know if the following x y y x will be guaranteed atomic in cPython. x and y are both python variables python multithreading atomic..
What's the simplest way to access mssql with python or ironpython? http://stackoverflow.com/questions/289978/whats-the-simplest-way-to-access-mssql-with-python-or-ironpython share improve this question I use SQL Alchemy with cPython I don't know if it'll work with IronPython though . It'll be..
Good way to append to a string http://stackoverflow.com/questions/4435169/good-way-to-append-to-a-string isn't part of the Python spec. It's only in the cPython implementation as far as I know. The same empirical testing..
What are the drawbacks of Stackless Python? [closed] http://stackoverflow.com/questions/588958/what-are-the-drawbacks-of-stackless-python and it seems to have many advantages compared with vanilla cPython. It has all those cool features like infinite recursion microthreads.. continuations etc. and at the same time is faster than cPython around 10 if the Python wiki is to be believed and compatible..
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