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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
...ssibilities:
You can use the builtin list.copy() method (available since Python 3.3):
new_list = old_list.copy()
You can slice it:
new_list = old_list[:]
Alex Martelli's opinion (at least back in 2007) about this is, that it is a weird syntax and it does not make sense to use it ever. ;) (In...
Is it possible to forward-declare a function in Python?
Is it possible to forward-declare a function in Python? I want to sort a list using my own cmp function before it is declared.
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Python - Get path of root project structure
I've got a python project with a configuration file in the project root.
The configuration file needs to be accessed in a few different files throughout the project.
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How do I append one string to another in Python?
I want an efficient way to append one string to another in Python, other than the following.
10 Answers
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Dictionary vs Object - which is more efficient and why?
What is more efficient in Python in terms of memory usage and CPU consumption - Dictionary or Object?
8 Answers
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Why does @foo.setter in Python not work for me?
So, I'm playing with decorators in Python 2.6, and I'm having some trouble getting them to work. Here is my class file:
4 A...
Finding the average of a list
I have to find the average of a list in Python. This is my code so far
23 Answers
23
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How to percent-encode URL parameters in Python?
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Python 2
From the docs:
urllib.quote(string[, safe])
Replace special characters in string
using the %xx escape. Letters, digits,
and the characters '_.-' are never
quoted. By default, this function is
intended ...
Where do the Python unit tests go?
...dule.py, the unit test should normally be called test_module.py, following Pythonic naming conventions.
There are several commonly accepted places to put test_module.py:
In the same directory as module.py.
In ../tests/test_module.py (at the same level as the code directory).
In tests/test_module....
Can I get JSON to load into an OrderedDict?
...d while parsing source, OrderedDict will be used to build up the resulting python value.
– SingleNegationElimination
Aug 22 '19 at 0:33
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