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python Programming Glossary: assignWhat is a metaclass in Python? http://stackoverflow.com/questions/100003/what-is-a-metaclass-in-python a class . But still it's an object and therefore you can assign it to a variable you can copy it you can add attributes to it.. foo ObjectCreatorMirror ObjectCreator # you can assign a class to a variable print ObjectCreatorMirror.new_attribute.. Just define a function with the proper signature and assign it as an attribute. def echo_bar self ... print self.bar .....
http://stackoverflow.com/questions/13058458/python-list-index to just use a reference 'pointer' in C terms . If you assign one to another variable you assign just the reference to it... in C terms . If you assign one to another variable you assign just the reference to it. This means that you can have two variables..
What limitations have closures in Python compared to language X closures? http://stackoverflow.com/questions/141642/what-limitations-have-closures-in-python-compared-to-language-x-closures The most important limitation currently is that you cannot assign to an outer scope variable. In other words closures are read.. 'x'. ... return x ... def inner_writes y ... # Will assign to a local 'x' not the outer 'x' ... x y ... def inner_error.. y ... # Will produce an error 'x' is local because of the assignment ... # but we use it before it is assigned to. ... tmp x..
http://stackoverflow.com/questions/146359/python-scope g 1 UnboundLocalError local variable 'c' referenced before assignment Thanks python scope share improve this question Within.. this question Within a function variables that are assigned to are treated as local variables by default. To assign to.. assigned to are treated as local variables by default. To assign to global variables use the global statement def g n global..
When is “i += x” different from “i = i + x” in Python? http://stackoverflow.com/questions/15376509/when-is-i-x-different-from-i-i-x-in-python to increment i . In reality you get a new integer and assign it on top of i losing one reference to the old integer. In this..
How can I quantify difference between two images? http://stackoverflow.com/questions/189943/how-can-i-quantify-difference-between-two-images The idea of optical flow is to take two or more frames and assign velocity vector to every pixel dense optical flow or to some..
How do I fix PyDev “Undefined variable from import” errors? http://stackoverflow.com/questions/2112715/how-do-i-fix-pydev-undefined-variable-from-import-errors defines a settings object. I import that in module b and assign an attribute with from settings import settings settings.main..
http://stackoverflow.com/questions/2709821/python-self-explained it does do it for instance attributes. That's why assigning to an instance attribute needs to know what instance to assign.. to an instance attribute needs to know what instance to assign to and that's why it needs self. . share improve this answer..
Python variable scope question http://stackoverflow.com/questions/370357/python-variable-scope-question when I uncomment line B I get an UnboundLocalError 'c' not assigned at line A . The values of a and b are printed correctly. This.. come up with is that a local variable c is created by the assignment c 1 which takes precedent over the global variable c even.. in functions differently depending on whether you assign values to them from within the function or not. If you assign..
Remove specific characters from a string in python http://stackoverflow.com/questions/3939361/remove-specific-characters-from-a-string-in-python rather than changing the old one. You need to rebind assign it to line in order to have that variable take the new value..
Accessing dict keys like an attribute in Python? http://stackoverflow.com/questions/4984647/accessing-dict-keys-like-an-attribute-in-python __dict__ would need to be just a plain dict so we can assign any subclass of dict to the internal dictionary. In our case.. of dict to the internal dictionary. In our case we simply assign the AttrDict instance we are instantiating as we are in __init__..
local var referenced before assignment http://stackoverflow.com/questions/8934772/local-var-referenced-before-assignment var referenced before assignment For the following Python2.7 code # usr bin python def funcA.. c 3 UnboundLocalError local variable 'c' referenced before assignment But when I change comment out the line c 3 in funcB I get.. are seeing here is the difference between accessing and assigning variables. In Python 2.x you can only assign to variables..
How to pickle a python function with its dependencies? http://stackoverflow.com/questions/10048061/how-to-pickle-a-python-function-with-its-dependencies so that it can be used by f in the receiving process Assign it to the global name g . I see you are assigning f to func2..
Understanding Python profile output http://stackoverflow.com/questions/1469679/understanding-python-profile-output array to conserve memory ballot self.newBallot ballot # Assign a ballot ID if one has not been given if ballotID is None ballotID..
Assign Many Variables at Once, Python http://stackoverflow.com/questions/18661879/assign-many-variables-at-once-python Many Variables at Once Python Is there a better way to do this..
Fetching a random record from the Google App Engine Datastore? http://stackoverflow.com/questions/3002999/fetching-a-random-record-from-the-google-app-engine-datastore app engine gae datastore share improve this question Assign each entity a random number and store it in the entity. Then..
Assign output of os.system to a variable and prevent it from being displayed on the screen http://stackoverflow.com/questions/3503879/assign-output-of-os-system-to-a-variable-and-prevent-it-from-being-displayed-on output of os.system to a variable and prevent it from being..
Assign a value to class variable is assiging it for all instances of that object http://stackoverflow.com/questions/4929969/assign-a-value-to-class-variable-is-assiging-it-for-all-instances-of-that-object a value to class variable is assiging it for all instances of..
LMS in Python/Django/Ruby/Rails/PHP [closed] http://stackoverflow.com/questions/5135325/lms-in-python-django-ruby-rails-php need a LMS which has the following functions create class Assign faculty Upload materials Take quiz forum scorm chat I spent..
How to efficiently store this parsed XML document in MySQL Database using Python? http://stackoverflow.com/questions/7327924/how-to-efficiently-store-this-parsed-xml-document-in-mysql-database-using-python class an author class an author list and a chapter class. Assign the chapters of the book to a list of Chapter objects on the..
Assign function arguments to `self` http://stackoverflow.com/questions/8682848/assign-function-arguments-to-self function arguments to `self` I've noticed that a common pattern.. parameter list and click Ctrl 1 you're given the option to Assign parameters to attributes which will create that boilerplate..
Assign class boolean value in Python http://stackoverflow.com/questions/9787890/assign-class-boolean-value-in-python class boolean value in Python If statements in Python allow..
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