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Efficiently checking if arbitrary object is NaN in Python / numpy / pandas?
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Strings in python doesn't have dtype. You may have to do type(val) == 'float'
– pnv
Jun 15 '17 at 5:53
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HTTP POST and GET using cURL in Linux [duplicate]
...lication/json" -X GET http://hostname/resource | json
If you use pip and python, you can install pjson package by running this command:
pip install pjson
Usage:
curl -i -H "Accept: application/json" -H "Content-Type: application/json" -X GET http://hostname/resource | pjson
If you use Python...
Explain the “setUp” and “tearDown” Python methods used in test cases
Can anyone explain the use of Python's setUp and tearDown methods while writing test cases apart from that setUp is called immediately before calling the test method and tearDown is called immediately after it has been called?
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Mocking python function based on input arguments
We have been using Mock for python for a while.
9 Answers
9
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Python Regex - How to Get Positions and Values of Matches
...m.group()
'message'
>>> m.span()
(4, 11)
Combine that with:
In Python 2.2, the finditer() method is also available, returning a sequence of MatchObject instances as an iterator.
>>> p = re.compile( ... )
>>> iterator = p.finditer('12 drummers drumming, 11 ... 10 ...')
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Why do some functions have underscores “__” before and after the function name?
...seems to occur a lot, and I was wondering if this was a requirement in the Python language, or merely a matter of convention?
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Removing a list of characters in string
I want to remove characters in a string in python:
18 Answers
18
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Why doesn't print work in a lambda?
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A lambda's body has to be a single expression. In Python 2.x, print is a statement. However, in Python 3, print is a function (and a function application is an expression, so it will work in a lambda). You can (and should, for forward compatibility :) use the back-ported pri...
How to capture stdout output from a Python function call?
I'm using a Python library that does something to an object
3 Answers
3
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How can I get the concatenation of two lists in Python without modifying either one? [duplicate]
In Python, the only way I can find to concatenate two lists is list.extend , which modifies the first list. Is there any concatenation function that returns its result without modifying its arguments?
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