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Can someone explain __all__ in Python?

I have been using Python more and more, and I keep seeing the variable __all__ set in different __init__.py files. Can someone explain what this does? ...
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How do you log all events fired by an element in jQuery?

I'd like to see all the events fired by an input field as a user interacts with it. This includes stuff like: 12 Answers ...
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How do I write good/correct package __init__.py files

... __all__ is very good - it helps guide import statements without automatically importing modules http://docs.python.org/tutorial/modules.html#importing-from-a-package using __all__ and import * is redundant, only __all__ is nee...
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Get all object attributes in Python? [duplicate]

Is there a way to get all attributes/methods/fields/etc. of an object in Python? 4 Answers ...
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How to initialize all members of an array to the same value?

... array in C (not C++ if that makes a difference). I want to initialize all members of the same value. 23 Answers ...
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How does __proto__ differ from constructor.prototype?

... I've been trying to wrap my head around this recently and finally came up with this "map" that I think sheds full light over the matter http://i.stack.imgur.com/KFzI3.png I know I'm not the first one making this up but it was more interesting figuring it out that finding it :-). An...
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Django: Get list of model fields?

...s which (ultimately) inherits from models.Model . I want to get a list of all the fields defined for this model. For example, phone_number = CharField(max_length=20) . Basically, I want to retrieve anything that inherits from the Field class. ...
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List all the modules that are part of a python package?

Is there a straightforward way to find all the modules that are part of a python package? I've found this old discussion , which is not really conclusive, but I'd love to have a definite answer before I roll out my own solution based on os.listdir(). ...
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Header files for x86 SIMD intrinsics

... These days you should normally just include <immintrin.h>. It includes everything. GCC and clang will stop you from using intrinsics for instructions you haven't enabled at compile time (e.g. with -march=native or -mavx2 -mbmi2 -mpopcnt -mfma ...
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List all the files that ever existed in a Git repository

Do you have a clean way to list all the files that ever existed in specified branch? 4 Answers ...