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python Programming Glossary: wrapsHow to create a DLL with SWIG from Visual Studio 2010 http://stackoverflow.com/questions/11693047/how-to-create-a-dll-with-swig-from-visual-studio-2010 DLL and want to create a Python extension DLL that wraps it this steps are slightly different. If you need help with..
How do you translate this regular-expression idiom from Perl into Python? http://stackoverflow.com/questions/122277/how-do-you-translate-this-regular-expression-idiom-from-perl-into-python . import re as re_ from re import from functools import wraps __all__ re_.__all__ expand group groups start end span last_match.. re match.re string match.string return match @wraps re_.match def match pattern string flags 0 return _set_match.. flags 0 return _set_match re_.match pattern string flags @wraps re_.search def search pattern string flags 0 return _set_match..
Python: Automatically initialize instance variables? http://stackoverflow.com/questions/1389180/python-automatically-initialize-instance-variables to honor default arguments also from functools import wraps import inspect def initializer fun names varargs keywords defaults.. names varargs keywords defaults inspect.getargspec fun @wraps fun def wrapper self args kargs for name arg in zip names 1.. arguments Here is the final solution from functools import wraps import inspect def initializer fun names varargs keywords defaults..
Inherit docstrings in Python class inheritance http://stackoverflow.com/questions/2025562/inherit-docstrings-in-python-class-inheritance .foo.__doc__ Foo.foo.__doc__ Frobber from functools import wraps class DocInherit object Docstring inheriting method descriptor.. obj cls overridden getattr super cls obj self.name None @wraps self.mthd assigned '__name__' '__module__' def f args kwargs.. getattr parent self.name None if overridden break @wraps self.mthd assigned '__name__' '__module__' def f args kwargs..
Python: Random is barely random at all? http://stackoverflow.com/questions/2145510/python-random-is-barely-random-at-all that you can generate a lot of numbers before the sequence wraps around to the start. If a model needs a large number of iterations..
Timeout function if it takes too long to finish http://stackoverflow.com/questions/2281850/timeout-function-if-it-takes-too-long-to-finish the following code as timeout.py . from functools import wraps import errno import os import signal class TimeoutError Exception.. args kwargs finally signal.alarm 0 return result return wraps func wrapper return decorator This creates a decorator called..
Is there a memory efficient and fast way to load big json files in python? http://stackoverflow.com/questions/2400643/is-there-a-memory-efficient-and-fast-way-to-load-big-json-files-in-python knowledge then you could implement a file like object that wraps the json file and spits out proper chunks. For instance if you.. single array of objects you could create a generator that wraps the json file and returns chunks of the array. You would have..
Intercept method calls in Python http://stackoverflow.com/questions/2704434/intercept-method-calls-in-python overrides the default method implementations and wraps them in a logger function. What's the best way to achieve this..
Python decorator makes function forget that it belongs to a class http://stackoverflow.com/questions/306130/python-decorator-makes-function-forget-that-it-belongs-to-a-class method is being called. For example from functools import wraps # use this to preserve function signatures and docstrings def.. function signatures and docstrings def logger func @wraps func def with_logging args kwargs print Entering s. s args 0..
Django authentication and Ajax - URLs that require login http://stackoverflow.com/questions/312925/django-authentication-and-ajax-urls-that-require-login first revised draft of the decorator from functools import wraps def ajax_login_required view_func @wraps view_func def wrapper.. functools import wraps def ajax_login_required view_func @wraps view_func def wrapper request args kwargs if request.user.is_authenticated.. DIV return Etc ... EDIT I've attempted to use functools.wraps as suggested. I have not actually used this decorator in working..
How to set sys.stdout encoding in Python 3? http://stackoverflow.com/questions/4374455/how-to-set-sys-stdout-encoding-in-python-3 idiom sys.stdout codecs.getwriter utf 8 sys.stdout This wraps the sys.stdout object in a codec writer that encodes output..
Django Passing Custom Form Parameters to Formset http://stackoverflow.com/questions/622982/django-passing-custom-form-parameters-to-formset longer version from django.utils.functional import curry wraps ServiceFormSet formset_factory wraps ServiceForm curry ServiceForm.. import curry wraps ServiceFormSet formset_factory wraps ServiceForm curry ServiceForm affiliate request.affiliate extra..
Which maximum does Python pick in the case of a tie? http://stackoverflow.com/questions/6783000/which-maximum-does-python-pick-in-the-case-of-a-tie in . Python bltinmodule.c by builtin_max source which wraps the more general min_max function source . min_max will iterate..
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