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Python - abs vs fabs
I noticed that in python there are two similar looking methods for finding the absolute value of a number:
4 Answers
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Peak-finding algorithm for Python/SciPy
... that only works on those particular images. I adapted a MATLAB script to Python and it works decently.
– endolith
Dec 17 '09 at 18:30
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Append integer to beginning of list in Python [duplicate]
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It would be nice for python to add a list.push_front(item) function. This will be obvious and less error-prone.
– Kemin Zhou
Sep 18 '16 at 3:21
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How to convert an array of strings to an array of floats in numpy?
...(float, list_of_strings)) (or equivalently, use a list comprehension). (In Python 3, you'll need to call list on the map return value if you use map, since map returns an iterator now.)
However, if it's already a numpy array of strings, there's a better way. Use astype().
import numpy as np
x = n...
Split a string by a delimiter in python
...stackoverflow.com%2fquestions%2f3475251%2fsplit-a-string-by-a-delimiter-in-python%23new-answer', 'question_page');
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How to make a class JSON serializable
How to make a Python class serializable?
33 Answers
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Correct way to try/except using Python requests module?
...stackoverflow.com%2fquestions%2f16511337%2fcorrect-way-to-try-except-using-python-requests-module%23new-answer', 'question_page');
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It is more efficient to use if-return-return or if-else-return?
...code has to perform a jump if the if condition is false anyway.
Note that Python supports a syntax that allows you to use only one return statement in your case:
return A+1 if A > B else A-1
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Convert sqlalchemy row object to python dict
...e function is too long and not suited for some tastes here is a one liner (python 2.7+)
row2dict = lambda r: {c.name: str(getattr(r, c.name)) for c in r.__table__.columns}
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Else clause on Python while statement
I've noticed the following code is legal in Python. My question is why? Is there a specific reason?
12 Answers
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