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python Programming Glossary: beforeWhat is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python UpperAttrMetaclass type # __new__ is the method called before __init__ # it's the method that creates the object and returns..
The meaning of a single- and a double-underscore before an object name in Python http://stackoverflow.com/questions/1301346/the-meaning-of-a-single-and-a-double-underscore-before-an-object-name-in-python meaning of a single and a double underscore before an object name in Python I want to clear this up once and for.. explain the exact meaning of having leading underscores before an object's name in Python Also explain the difference between..
Differences between isinstance() and type() in python http://stackoverflow.com/questions/1549801/differences-between-isinstance-and-type-in-python 2.6 and going forward than they used to be in 2.5 and before and therefore by contrast make checking type equality an even..
What's the best SOAP client library for Python, and where is the documentation for it? [closed] http://stackoverflow.com/questions/206154/whats-the-best-soap-client-library-for-python-and-where-is-the-documentation-f is the documentation for it closed I've never used SOAP before and I'm sort of new to Python. I'm doing this to get myself..
Flatten (an irregular) list of lists in Python http://stackoverflow.com/questions/2158395/flatten-an-irregular-list-of-lists-in-python lists in Python Yes I know this subject has been covered before here here here here but as far as I know all solutions except..
The Python yield keyword explained http://stackoverflow.com/questions/231767/the-python-yield-keyword-explained yield does you must understand what generators are. And before generators come iterables. Iterables When you create a list..
Import a module from a relative path http://stackoverflow.com/questions/279237/import-a-module-from-a-relative-path ways on Windows # __file__ fails if someone does os.chdir before # sys.argv 0 also fails because it doesn't not always contains..
error: Unable to find vcvarsall.bat http://stackoverflow.com/questions/2817869/error-unable-to-find-vcvarsall-bat the correct path in VS90COMNTOOLS environment variable before calling setup.py . If you have Visual Studio 2010 installed..
Why use pip over easy_install? http://stackoverflow.com/questions/3220404/why-use-pip-over-easy-install own introduction to pip All packages are downloaded before installation. Partially completed installation doesn ™t occur..
*args and **kwargs? [duplicate] http://stackoverflow.com/questions/3394835/args-and-kwargs both in the same function definition but args must occur before kwargs . You can also use the and syntax when calling a function...
Python variable scope question http://stackoverflow.com/questions/370357/python-variable-scope-question c 1 which takes precedent over the global variable c even before the local variable is created. Of course it doesn't make sense.. course it doesn't make sense for a variable to steal scope before it exists. Could someone please explain this behavior Thank.. the line you are attempting to reference a local variable before any value has been assigned to it. If you want the variable..
Non-blocking read on a subprocess.PIPE in python http://stackoverflow.com/questions/375427/non-blocking-read-on-a-subprocess-pipe-in-python non blocking or to check if there is data on the stream before I invoke .readline I'd like this to be portable or at least..
How to improve performance of this code? http://stackoverflow.com/questions/4295799/how-to-improve-performance-of-this-code share improve this question I've been tripped up by this before too. The bottleneck here is actually if neighbor in closedlist..
Old style and new style classes in Python http://stackoverflow.com/questions/54867/old-style-and-new-style-classes-in-python invoked. Others are fixes that could not be implemented before for compatibility concerns like the method resolution order..
Python: How do I pass a variable by reference? http://stackoverflow.com/questions/986006/python-how-do-i-pass-a-variable-by-reference to' the_list outer_list 'one' 'two' 'three' print 'before outer_list ' outer_list try_to_change_list_contents outer_list.. outer_list print 'after outer_list ' outer_list Output before outer_list 'one' 'two' 'three' got 'one' 'two' 'three' changed.. the_list outer_list 'we' 'like' 'proper' 'English' print 'before outer_list ' outer_list try_to_change_list_reference outer_list..
What is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python share improve this question Classes as objects Before understanding metaclasses you need to master classes in Python...
How to solve the “Mastermind” guessing game? http://stackoverflow.com/questions/1185634/how-to-solve-the-mastermind-guessing-game return mastermind Yellow Blue Green Red Orange Purple 4 Before I get started on the solution proper I will need a couple of..
C++ with Python embedding: crash if Python not installed http://stackoverflow.com/questions/1387906/c-with-python-embedding-crash-if-python-not-installed in your cases it eventually finds it in the registry. Before uses the executable name as set through Py_SetProgramName trying..
Calculating a directory size using Python? http://stackoverflow.com/questions/1392413/calculating-a-directory-size-using-python a directory size using Python Before i re invent this particular wheel has anybody got a nice routine..
Unrecognized or unsupported array type in function cvGetMat in python opencv http://stackoverflow.com/questions/14155081/unrecognized-or-unsupported-array-type-in-function-cvgetmat-in-python-opencv some cameras null frames are returned from time to time. Before you pass the im array to imshow try ensuring that it is not..
Which scripting language should I learn after Perl? [closed] http://stackoverflow.com/questions/143586/which-scripting-language-should-i-learn-after-perl python ruby perl scripting share improve this question Before I started learning Ruby here's how I split up my usage for the..
How to install MySQLdb (Python data access library to MySQL) on Mac OS X? http://stackoverflow.com/questions/1448429/how-to-install-mysqldb-python-data-access-library-to-mysql-on-mac-os-x I've reproduced it with a couple of edits below Step 0 Before I start I assume that you have MySQL Python and GCC installed..
sparse assignment list in python http://stackoverflow.com/questions/1857780/sparse-assignment-list-in-python want to import the whole numpy for something like this. Before coding it myself I ask if something similar exists in the standard..
Why can't Python handle true/false values as I expect? http://stackoverflow.com/questions/2055029/why-cant-python-handle-true-false-values-as-i-expect know what we refer to let's call them 0x600D and 0xBAD . Before starting to execute a Python 2.x script the name True gets bound..
How does Python manage int and long? http://stackoverflow.com/questions/2104884/how-does-python-manage-int-and-long question int and long were unified a few versions back . Before that it was possible to overflow an int through math ops. 3.x..
http://stackoverflow.com/questions/2801008/mongodb-insert-if-not-exists if the key doesn't exist and will update if it does. Before key value key2 Ohai. After key value key2 value2 key3 value3..
http://stackoverflow.com/questions/3455456/what-kinds-of-patterns-could-i-enforce-on-the-code-to-make-it-easier-to-translat the translator should flag problematic translations. Before you ask What the hell is the point of this The answer is.....
Questions about Setuptools and alternatives http://stackoverflow.com/questions/368636/questions-about-setuptools-and-alternatives a picture of what my development workflow will look like. Before anyone suggests it I'm not looking for an OS dependent solution...
Installing Python-2.7 on Ubuntu 10.4 http://stackoverflow.com/questions/4047212/installing-python-2-7-on-ubuntu-10-4 state information Initializing package states... Done Before recompiling Python but setuptools still won't install sh setuptools..
What does `if __name__ == “__main__”:` do? http://stackoverflow.com/questions/419163/what-does-if-name-main-do a source file it executes all of the code found in it. Before executing the code it will define a few special variables. For..
Python (and Python C API): __new__ versus __init__ http://stackoverflow.com/questions/4859129/python-and-python-c-api-new-versus-init the practical difference between __new__ and __init__ is. Before you rush to tell me that __new__ is for creating objects and..
Try/catch or validation for speed? http://stackoverflow.com/questions/5589532/try-catch-or-validation-for-speed between pre checking conditions known as LBYL or Look Before You Leap and just handling exceptions known as EAFP or Easier..
In Python, why can a function modify some arguments as perceived by the caller, but not others? http://stackoverflow.com/questions/575196/in-python-why-can-a-function-modify-some-arguments-as-perceived-by-the-caller x.append 4 print 'In f ' n x def main n 1 x 0 1 2 3 print 'Before ' n x f n x print 'After ' n x main Output Before 1 0 1 2 3.. 3 print 'Before ' n x f n x print 'After ' n x main Output Before 1 0 1 2 3 In f 2 0 1 2 3 4 After 1 0 1 2 3 4 python share..
permutations with unique values http://stackoverflow.com/questions/6284396/permutations-with-unique-values Back to original program We have list of unique elements. Before we can use each element we have to check how many of them are..
Python - Twisted, Proxy and modifying content http://stackoverflow.com/questions/9465236/python-twisted-proxy-and-modifying-content browser requests a resource and the proxy will fetch it. Before the resource is returned to the browser i'd like to be able..
How to link multiple wx.Dialogs in wxPython http://stackoverflow.com/questions/11215632/how-to-link-multiple-wx-dialogs-in-wxpython Like Mike Driscoll suggested you call your dialogs BEFORE making your canvas. wx.Dialogs are launched using ShowModal..
Why does Django post_save signal give me pre_save data? http://stackoverflow.com/questions/1221878/why-does-django-post-save-signal-give-me-pre-save-data the signal recieves I always get what the data is like BEFORE the save. I'm guessing this is because its ManyToManyField and..
Parse Gmail with Python and mark all older than date as “read” http://stackoverflow.com/questions/1296446/parse-gmail-with-python-and-mark-all-older-than-date-as-read share improve this question typ data M.search None ' BEFORE 01 Jan 2009 ' for num in data 0 .split M.store num ' FLAGS'..
Why python finds module instead of package if they have the same name? http://stackoverflow.com/questions/14183541/why-python-finds-module-instead-of-package-if-they-have-the-same-name 0 ROOT_DIRECTORY print 'sys.path ' sys.path print 'BEFORE import root.extra' import root.extra print 'AFTER import root.extra'.. 2.0' ' usr lib python2.7 dist packages ubuntu sso client' BEFORE import root.extra sys.path ' home dmugtasimov tmp name res'.. 2.0' ' usr lib python2.7 dist packages ubuntu sso client' BEFORE import root.extra Traceback most recent call last File usr lib..
http://stackoverflow.com/questions/1766669/python-unicodedecodeerror general point Try to understand what your problem s is are BEFORE changing your script. Thrashing about trying every suggestion..
Python logging before you run logging.basicConfig? http://stackoverflow.com/questions/1943747/python-logging-before-you-run-logging-basicconfig It appears that if you invoke logging.info BEFORE you run logging.basicConfig the logging.basicConfig call doesn't..
How to synchronize a python dict with multiprocessing http://stackoverflow.com/questions/2545961/how-to-synchronize-a-python-dict-with-multiprocessing the manager objects will only actually register an object BEFORE the manager or its server is started. Enough chatter more code.. AFTER the manager is started and register will only work BEFORE the manager is started so SyncManager.dict is only useful when..
http://stackoverflow.com/questions/6757168/python-urllib-cache after that I get the same page. If I bypass the proxy BEFORE making any requests I get an error like I should. I think Python..
django auth User truncating email field http://stackoverflow.com/questions/915910/django-auth-user-truncating-email-field ways it'd be best to put this code in init of any module BEFORE django.contrib.auth in your INSTALLED_APPS share improve this..
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