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Python circular importing?
...e issue is both rare, and probably a bug in the import implementation. See Python bug 23447, which I submitted a patch for (which alas has been languishing).
– Blckknght
May 6 '16 at 1:48
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Chained method calls indentation style in Python [duplicate]
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Raymond, what's the reason Python doesn't allow new line before and after a dot? This makes good formatting harder not easier...
– Piotr Dobrogost
Apr 1 '13 at 18:45
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How to set HTTP headers (for cache-control)?
... disliking what's written here, or forbiding it ?
– Félix Gagnon-Grenier
Sep 4 '14 at 14:35
1
@F...
python assert with and without parenthesis
...oo)
Prints:
AssertionError: "derp should be 8, it is 7
Why does this python assert have to be different from everything else:
I think the pythonic ideology is that a program should self-correct without having to worry about the special flag to turn on asserts. The temptation to turn off asse...
Expand a random range from 1–5 to 1–7
...xt digit in the conversion of the random real number to base 7. Here is a Python implementation, with a test harness:
import random
rand5_calls = 0
def rand5():
global rand5_calls
rand5_calls += 1
return random.randint(0, 4)
def rand7_gen():
state = 0
pow5 = 1
pow7 = 7
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Why is “if not someobj:” better than “if someobj == None:” in Python?
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In the first test, Python try to convert the object to a bool value if it is not already one. Roughly, we are asking the object : are you meaningful or not ? This is done using the following algorithm :
If the object has a __nonzero__ special...
Origin null is not allowed by Access-Control-Allow-Origin
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@CiaranG I ran python -m SimpleHTTPServer from a command line and then went to localhost:8000, worked for me. Python comes preinstalled with Mac OS X; you may need to install if using another OS.
– Dave Liepmann
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TypeError: Missing 1 required positional argument: 'self'
I am new to python and have hit a wall. I followed several tutorials but cant get past the error:
6 Answers
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How do I convert a IPython Notebook into a Python file via commandline?
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If you don't want to output a Python script every time you save, or you don't want to restart the IPython kernel:
On the command line, you can use nbconvert:
$ jupyter nbconvert --to script [YOUR_NOTEBOOK].ipynb
As a bit of a hack, you can even call t...
Handling very large numbers in Python
I've been considering fast poker hand evaluation in Python. It occurred to me that one way to speed the process up would be to represent all the card faces and suits as prime numbers and multiply them together to represent the hands. To whit:
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