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How to convert integer timestamp to Python datetime
...for the format, so I'm not sure how the timestamp is formatted. I've tried Python's standard datetime.fromordinal() and datetime.fromtimestamp() and a few others, but nothing matches. I'm pretty sure that particular number corresponds to the current date (e.g. 2012-3-16), but not much more.
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What does the “yield” keyword do?
What is the use of the yield keyword in Python, and what does it do?
42 Answers
42
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How to get the current time in Python
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Which version of Python was the original answer given in? Just typing datetime.datetime.now() in my Python 2.7 interactive console (IronPython hasn't updated yet) gives me the same behavior as the newer example using print() in the answer. I ...
Counting array elements in Python [duplicate]
...e usually "special methods" implementing one of the standard interfaces in Python (container, number, etc). Special methods are used via syntactic sugar (object creation, container indexing and slicing, attribute access, built-in functions, etc.).
Using obj.__len__() wouldn't be the correct way of...
Why is __init__() always called after __new__()?
...r tuple.
From April 2008 post: When to use __new__ vs. __init__? on mail.python.org.
You should consider that what you are trying to do is usually done with a Factory and that's the best way to do it. Using __new__ is not a good clean solution so please consider the usage of a factory. Here you h...
Python constructors and __init__
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There is no function overloading in Python, meaning that you can't have multiple functions with the same name but different arguments.
In your code example, you're not overloading __init__(). What happens is that the second definition rebinds the name __init__...
how to change any data type into a string in python
How can I change any data type into a string in Python?
10 Answers
10
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Calling a base class's classmethod in Python
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If you're using a new-style class (i.e. derives from object in Python 2, or always in Python 3), you can do it with super() like this:
super(Derived, cls).do(a)
This is how you would invoke the code in the base class's version of the method (i.e. print cls, a), from the derived class,...
Python style - line continuation with strings? [duplicate]
In trying to obey the python style rules, I've set my editors to a max of 79 cols.
5 Answers
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Django migration strategy for renaming a model and relationship fields
... models.IntegerField()
is_ridonkulous = models.BooleanField()
Then
python manage.py makemigrations
python manage.py migrate
Step 2: (Like step 2-4 from Fiver)
Change the model name
class Bar(models.Model): # <-- changed model name
name = models.CharField(unique=True, max_length=...