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What exactly is Python's file.flush() doing?
I found this in the Python documentation for File Objects :
4 Answers
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Python loop counter in a for loop [duplicate]
...code below, is the counter = 0 really required, or is there a better, more Python, way to get access to a loop counter? I saw a few PEPs related to loop counters, but they were either deferred or rejected ( PEP 212 and PEP 281 ).
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remove None value from a list without removing the 0 value
...-- Yeah. My main problem is that x > y does not imply not x <= y in python because you can do anything in __lt__ and __le__, so why should x not in y imply not x in y (especially since not in has it's own bytecode?)
– mgilson
Apr 19 '13 at 4:07
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What is the id( ) function used for?
I read the Python 2 docs and noticed the id() function:
13 Answers
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Python ValueError: too many values to unpack [duplicate]
...acked into the tuple "k, m", hence the ValueError exception is raised.
In Python 2.x, to iterate over the keys and the values (the tuple "k, m"), we use self.materials.iteritems().
However, since you're throwing the key away anyway, you may as well simply iterate over the dictionary's values:
for...
How do I log a Python error with debug information?
I am printing Python exception messages to a log file with logging.error :
12 Answers
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Random strings in Python
How do you create a random string in Python?
13 Answers
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Nested classes' scope?
I'm trying to understand scope in nested classes in Python. Here is my example code:
6 Answers
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What is the equivalent of MATLAB's repmat in NumPy
...the same).
Matlab:
>> repmat([1;1],[1,1,1])
ans =
1
1
Python:
In [46]: a = np.array([[1],[1]])
In [47]: np.tile(a, [1,1,1])
Out[47]:
array([[[1],
[1]]])
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impro...
Why is pow(a, d, n) so much faster than a**d % n?
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Depending on your Python version, this may only be true under certain conditions. IIRC, in 3.x and 2.7, you can only use the three-argument form with integral types (and non-negative power), and you will always get modular exponentiation with ...