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python Programming Glossary: exactlyWhat is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python # Out True f Foo print f.BAR # Out 'bip' Now let's do exactly the same but using a real class for a metaclass # remember that..
Python List Comprehension Vs. Map http://stackoverflow.com/questions/1247486/python-list-comprehension-vs-map An example of the tiny speed advantage of map when using exactly the same function python mtimeit s'xs range 10 ' 'map hex xs..
Does Python have an ordered set? http://stackoverflow.com/questions/1653970/does-python-have-an-ordered-set later without any modifications. The interface is almost exactly the same as a normal set except that initialisation should be..
http://stackoverflow.com/questions/1746613/bitwise-operation-and-usage of its inputs are 1 otherwise it's 0. XOR is 1 only if exactly one of its inputs are 1 otherwise it's 0. NOT is 1 only if its..
Understanding kwargs in Python http://stackoverflow.com/questions/1769403/understanding-kwargs-in-python for specifying time deltas i.e. timedelta hours time1 How exactly does it work Is it classes as 'unpacking' Like a b 1 2 python..
How do I watch a file for changes using Python? http://stackoverflow.com/questions/182197/how-do-i-watch-a-file-for-changes-using-python need it to work under Windows the 2nd example seems to be exactly what you want if you exchange the path of the directory with..
How does zip(*[iter(s)]*n) work in Python? http://stackoverflow.com/questions/2233204/how-does-zipitersn-work-in-python 9 and n is 3 zip iter s n returns 1 2 3 4 5 6 7 8 9 . How exactly does this work I'm not sure how the operator precedence works..
What do (lambda) function closures capture in Python? http://stackoverflow.com/questions/2295290/what-do-lambda-function-closures-capture-in-python 6. Which me the following what does the closures capture exactly What is the most elegant way to convince that lambda functions.. but as for your first what does the closure capture exactly Scoping in Python is dynamic and lexical. A closure will always..
http://stackoverflow.com/questions/233673/lexical-closures-in-python if the loop is placed inside another function . This is exactly the problem though in this environment i is mutated and the..
What do *args and **kwargs mean? [duplicate] http://stackoverflow.com/questions/287085/what-do-args-and-kwargs-mean and star do for python parameters 8 answers What exactly do args and kwargs mean According to the Python documentation..
Short Description of Python Scoping Rules http://stackoverflow.com/questions/291978/short-description-of-python-scoping-rules Description of Python Scoping Rules What exactly are the Python scoping rules If I have some code code1 class..
String comparison in Python: is vs. == [duplicate] http://stackoverflow.com/questions/2988017/string-comparison-in-python-is-vs
Extracting text from HTML file using Python http://stackoverflow.com/questions/328356/extracting-text-from-html-file-using-python correctly and ignores JavaScript. However it does not exactly produce plain text it produces markdown that would then have..
*args and **kwargs? [duplicate] http://stackoverflow.com/questions/3394835/args-and-kwargs name. Is args and kwargs just a placeholder or do you use exactly args and kwargs in the code python args kwargs share improve..
Python rounding error with float numbers http://stackoverflow.com/questions/5997027/python-rounding-error-with-float-numbers be built from exact powers of two can't be represented exactly as a floating point number it needs to be approximated. Sometimes..
How do I duplicate sys.stdout to a log file in python? http://stackoverflow.com/questions/616645/how-do-i-duplicate-sys-stdout-to-a-log-file-in-python tee itself. I don't know of any Unix system calls that do exactly what tee does. import subprocess os sys # Unbuffer output sys.stdout..
Making a flat list out of list of lists in Python [duplicate] http://stackoverflow.com/questions/952914/making-a-flat-list-out-of-list-of-lists-in-python
Adding a Method to an Existing Object http://stackoverflow.com/questions/972/adding-a-method-to-an-existing-object attach an actual method to a class Oh and Ryan that isn't exactly what I was looking for it isn't builtin functionality but it.. File stdin line 1 in module TypeError barFighters takes exactly 1 argument 0 given The function is not automatically bound when..
http://stackoverflow.com/questions/10341988/converting-pil-gdkpixbuf 8 width height width 4 Error TypeError new_from_data takes Exactly 9 arguments 7 given I use Pygobject https live.gnome.org PyGObject..
How many Python classes should I put in one file? [closed] http://stackoverflow.com/questions/106896/how-many-python-classes-should-i-put-in-one-file as the way to organize your code in concepts or chunks. Exactly how many classes are in each import doesn't matter. What matters..
Python subprocess readlines() hangs http://stackoverflow.com/questions/12419198/python-subprocess-readlines-hangs hello goodbye output is printed with the 2 seconds delay. Exactly as the script should work. The problem is that readline hangs..
ImportError: DLL load failed: %1 is not a valid Win32 application. But the DLL's are there http://stackoverflow.com/questions/19019720/importerror-dll-load-failed-1-is-not-a-valid-win32-application-but-the-dlls Can I tell Python to verbosely trace the loading process Exactly what DLL's is it looking for Thanks Lars EDIT I just noticed..
Missing Term Arithmetic Progression - Clean up my code http://stackoverflow.com/questions/19426660/missing-term-arithmetic-progression-clean-up-my-code of an Arithmetic Progression. There is however one hitch Exactly one term from the original series is missing from the set of..
How do i extract specific lines of data from a huge Excel sheet using Python? http://stackoverflow.com/questions/3241039/how-do-i-extract-specific-lines-of-data-from-a-huge-excel-sheet-using-python the file How much memory do you have on your computer Exactly what happens when you try to open the file using Excel Please.. file using Excel Please explain I can open it partially . Exactly what is the error message that you get when you try to open..
How to find XML Elements via XPath in Python in a namespace-agnostic way? http://stackoverflow.com/questions/5572247/how-to-find-xml-elements-via-xpath-in-python-in-a-namespace-agnostic-way The user samplebias directed my attention to py dom xpath Exactly what i was looking for. My actual code now looks like this #parse..
Howto get all methods of a python class with given decorator http://stackoverflow.com/questions/5910703/howto-get-all-methods-of-a-python-class-with-given-decorator out. def newDecorator func # Call to newDecorator method # Exactly like old decorator but output keeps track of what decorated..
Python dynamic inheritance: How to choose base class upon instance creation? http://stackoverflow.com/questions/7057019/python-dynamic-inheritance-how-to-choose-base-class-upon-instance-creation concrete image class ImageZIP when it is given a gz file. Exactly in the same way it would create an instance of ImageJPG when..
Complex foreign key constraint in SQLAlchemy http://stackoverflow.com/questions/8394177/complex-foreign-key-constraint-in-sqlalchemy 4 1 is not present in table variableoptions . Voilá . Exactly what you wanted. All key columns NOT NULL Addressing the question..
How can I implement a C++ class in Python, to be called by C++? http://stackoverflow.com/questions/9040669/how-can-i-implement-a-c-class-in-python-to-be-called-by-c I usr include python2.7 lpython2.7 python mycl.py 200.0 10 Exactly what you'd hope to see from that test. Embedding the Python..
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