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What is an alternative to execfile in Python 3?
It seems they canceled in Python 3 all the easy way to quickly load a script by removing execfile()
12 Answers
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How do you test that a Python function throws an exception?
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You can use Python's Built-in Exceptions to quickly test the assertion; using @Moe's answer above for example: self.assertRaises(TypeError, mymod.myfunc). You can find a full list of the Built-in Exceptions here: docs.python.org/3/librar...
Why does Python code use len() function instead of a length method?
I know that python has a len() function that is used to determine the size of a string, but I was wondering why it's not a method of the string object.
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How can I get a list of locally installed Python modules?
I would like to get a list of Python modules, which are in my Python installation (UNIX server).
30 Answers
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What is the 'pythonic' equivalent to the 'fold' function from functional programming?
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The Pythonic way of summing an array is using sum. For other purposes, you can sometimes use some combination of reduce (from the functools module) and the operator module, e.g.:
def product(xs):
return reduce(operator.mul, ...
Should I use Python 32bit or Python 64bit
I have a win7 64bit installation. Must I use Python 64bit? What are the differences between the 32bit and 64bit Python versions anyway? Do different Python packages (such as south, django, mysqldb etc) support only 32bit/64bit?
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Why is the use of alloca() not considered good practice?
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The answer is right there in the man page (at least on Linux):
RETURN VALUE
The alloca() function returns a pointer to the beginning of the
allocated space. If the
allocation causes
stack overflow, program behaviour is undefined.
Which isn't to s...
How to base64 encode image in linux bash / shell
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There is a Linux command for that: base64
base64 DSC_0251.JPG >DSC_0251.b64
To assign result to variable use
test=`base64 DSC_0251.JPG`
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Why aren't python nested functions called closures?
I have seen and used nested functions in Python, and they match the definition of a closure. So why are they called nested functions instead of closures ?
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How can I consume a WSDL (SOAP) web service in Python?
I want to use a WSDL SOAP based web service in Python. I have looked at the Dive Into Python code but the SOAPpy module does not work under Python 2.5.
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