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python Programming Glossary: typicalWhat is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python The main use case for a metaclass is creating an API. A typical example of this is the Django ORM. It allows you to define something..
retrieve links from web page using python and beautiful soup http://stackoverflow.com/questions/1080411/retrieve-links-from-web-page-using-python-and-beautiful-soup is actually quite good and covers a number of typical scenarios http www.crummy.com software BeautifulSoup documentation.html..
Python @classmethod and @staticmethod for beginner? http://stackoverflow.com/questions/12179271/python-classmethod-and-staticmethod-for-beginner all dates are presented in UTC . Here we have __init__ a typical initializer of Python class instances which receives arguments.. of Python class instances which receives arguments as a typical instancemethod having the first non optional argument self that..
default value of parameter as result of instance method http://stackoverflow.com/questions/13075044/default-value-of-parameter-as-result-of-instance-method here is to set the default to some sentinel value None is typical although some have suggested Ellipsis for this purpose which..
Proper way to handle multiple forms on one page in Django http://stackoverflow.com/questions/1395807/proper-way-to-handle-multiple-forms-on-one-page-in-django forms. If I just use one form things are fine as in this typical example if request.method 'POST' form AuthorForm request.POST..
“Large data” work flows using pandas http://stackoverflow.com/questions/14262433/large-data-work-flows-using-pandas in a permanent on disk database structure. These files are typically too large to fit in memory. In order to use Pandas I would.. to find interesting intuitive relationships to model. A typical project file is usually about 1GB. Files are organized into.. columns are you appending rows or just columns What will typical operations look like. E.g. do a query on columns to select a..
Simple example of how to use ast.NodeVisitor? http://stackoverflow.com/questions/1515357/simple-example-of-how-to-use-ast-nodevisitor .visit t 'd' 'v' 'x' 'y' This kind of thing is a more typical use case than ones requiring overrides of generic_visit normally..
python image recognition [closed] http://stackoverflow.com/questions/1603688/python-image-recognition python imaging library share improve this question A typical python tool chain would be read your images with with PIL transform..
http://stackoverflow.com/questions/1893598/pythonpath-vs-sys-path development directory. We have a Python project with a typical directory structure Project setup.py package __init__.py lib.py..
Running unittest with typical test directory structure http://stackoverflow.com/questions/1896918/running-unittest-with-typical-test-directory-structure unittest with typical test directory structure The very common directory structure..
What's the best way to grab/parse command line arguments passed to a Python script? http://stackoverflow.com/questions/20063/whats-the-best-way-to-grab-parse-command-line-arguments-passed-to-a-python-scri better structured and simpler to extend later on. Here's a typical line to add an option to your parser parser.add_option ' q'..
Python: Random is barely random at all? http://stackoverflow.com/questions/2145510/python-random-is-barely-random-at-all period of such a PRNG is relatively small about 2^30 for typical implementations of the LCG algorithm and cannot possibly be.. then the 2^30 or so discrete numbers available from a typical LCG implementation may not be sufficient. The MT19337 algorithm..
How do I get a thread safe print in Python 2.6? http://stackoverflow.com/questions/3029816/how-do-i-get-a-thread-safe-print-in-python-2-6 W 1338986496 W at W 0 ...more of the same... i.e. a more typical multithreaded output ... except for the guarantee that each..
http://stackoverflow.com/questions/5276967/python-in-xcode-4-or-xcode-5 . Note that this assumes you have Python installed in the typical location s . if you are unsure as to where your Python executables..
Try/catch or validation for speed? http://stackoverflow.com/questions/5589532/try-catch-or-validation-for-speed is thrown with EAFP The additional factors are The typical ratio of check success failure or exception thrown not thrown..
How to install python modules without root access? http://stackoverflow.com/questions/7465445/how-to-install-python-modules-without-root-access local lib pythonX.Y site packages the 'local' folder is a typical name many people use but of course you may specify any folder..
Convert a number range to another range, maintaining ratio http://stackoverflow.com/questions/929103/convert-a-number-range-to-another-range-maintaining-ratio values may range from 16000.00 to 16000.00 though the typical range may be much less. What I want to do is compress these..
Why is reading lines from stdin much slower in C++ than Python? http://stackoverflow.com/questions/9371238/why-is-reading-lines-from-stdin-much-slower-in-c-than-python think this performance hit from std string getline is typical and reasonable. Edit 4 was Final Edit Solution Adding cin.sync_with_stdio.. chunks. This reduces the number of system calls which are typically relatively expensive. However since the FILE based stdio and..
Pandas DataFrame aggregate function using multiple columns http://stackoverflow.com/questions/10951341/pandas-dataframe-aggregate-function-using-multiple-columns more than one column of the data that is being aggregated Typical use cases would be weighted average weighted standard deviation..
Typical Angular.js workflow and project structure (with Python Flask) http://stackoverflow.com/questions/11522151/typical-angular-js-workflow-and-project-structure-with-python-flask Angular.js workflow and project structure with Python Flask..
“Large data” work flows using pandas http://stackoverflow.com/questions/14262433/large-data-work-flows-using-pandas but I do perform many operations that create new columns. Typical operations involve combining several columns using conditional..
Subclassing Python tuple with multiple __init__ arguments http://stackoverflow.com/questions/1565374/subclassing-python-tuple-with-multiple-init-arguments be the new object instance usually an instance of cls . Typical implementations create a new instance of the class by invoking..
super() fails with error: TypeError “argument 1 must be type, not classobj” http://stackoverflow.com/questions/1713038/super-fails-with-error-typeerror-argument-1-must-be-type-not-classobj type2 bound super object requires issubclass type2 type Typical use to call a cooperative superclass method class C B def meth..
Pickling a staticmethod in Python http://stackoverflow.com/questions/1914261/pickling-a-staticmethod-in-python object Picklable version of a static method. Typical usage class MyClass @staticmethod def doit print done # This..
Should I create each class in its own .py file? http://stackoverflow.com/questions/2098088/should-i-create-each-class-in-its-own-py-file case in Python python share improve this question No. Typical Python style is to put related classes in the same module. It..
Python pyc files (main file not compiled?) http://stackoverflow.com/questions/3878479/python-pyc-files-main-file-not-compiled than .py files. Consider executing a.py which imports b.py Typical total performance loading time A.py execution time A.py loading..
Finding the regex for /<region>/<city>/<category>? http://stackoverflow.com/questions/7538803/finding-the-regex-for-region-city-category above 'lima cars old' as above 'lima cars old ' as above Typical cases I want to handle is region city category i.e. if I apply..
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