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Is it possible to print a variable's type in standard C++?

...at I'm recommending below is: template <typename T> std::string type_name(); which would be used like this: const int ci = 0; std::cout << type_name<decltype(ci)>() << '\n'; and for me outputs: int const <disclaimer> I have not tested this on MSVC. </disclai...
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Python constructors and __init__

...ame but different arguments. In your code example, you're not overloading __init__(). What happens is that the second definition rebinds the name __init__ to the new method, rendering the first method inaccessible. As to your general question about constructors, Wikipedia is a good starting point....
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Why do we use __init__ in Python classes?

...ical piece of understanding: the difference between a class and an object. __init__ doesn't initialize a class, it initializes an instance of a class or an object. Each dog has colour, but dogs as a class don't. Each dog has four or fewer feet, but the class of dogs doesn't. The class is a concept o...
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Are nested try/except blocks in python a good programming practice?

...EAFP. Personally, I prefer to avoid nesting when it's not necessary: def __getattribute__(self, item): try: return object.__getattribute__(item) except AttributeError: pass # fallback to dict try: return self.dict[item] except KeyError: raise Attrib...
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Import a module from a relative path

... Assuming that both your directories are real Python packages (do have the __init__.py file inside them), here is a safe solution for inclusion of modules relatively to the location of the script. I assume that you want to do this, because you need to include a set of modules with your script. I us...
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List directory tree structure in python?

... Here's a function to do that with formatting: import os def list_files(startpath): for root, dirs, files in os.walk(startpath): level = root.replace(startpath, '').count(os.sep) indent = ' ' * 4 * (level) print('{}{}/'.format(indent, os.path.basename(root))) ...
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How can I get the version defined in setup.py (setuptools) in my package?

...what your question appears to actually be asking), you can use: import pkg_resources # part of setuptools version = pkg_resources.require("MyProject")[0].version Store version string for use during install If you want to go the other way 'round (which appears to be what other answer authors her...
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Difference between abstract class and interface in Python

... NotImplementedError("Class %s doesn't implement aMethod()" % (self.__class__.__name__)) is more informative error message :) – naught101 Sep 3 '14 at 1:43 9 ...
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Using logging in multiple modules

...ave a logger defined like this: import logging logger = logging.getLogger(__name__) near the top of the module, and then in other code in the module do e.g. logger.debug('My message with %s', 'variable data') If you need to subdivide logging activity inside a module, use e.g. loggerA = loggin...
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How to get a reference to current module's attributes in Python

...he way I typically see this done is like this: import sys dir(sys.modules[__name__]) share | improve this answer | follow | ...