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Understanding the difference between __getattr__ and __getattribute__
...es which it doesn't explicitly manage and do that via __getattr__ method.
Python will call this method whenever you request an attribute that hasn't already been defined, so you can define what to do with it.
A classic use case:
class A(dict):
def __getattr__(self, name):
return self[...
usr/bin/ld: cannot find -l
...==============================================
attempt to open /usr/x86_64-linux-gnu/lib64/libzlib.so failed
attempt to open /usr/x86_64-linux-gnu/lib64/libzlib.a failed
attempt to open /usr/local/lib64/libzlib.so failed
attempt to open /usr/local/lib64/libzlib.a failed
attempt to open /lib64/libzli...
matplotlib does not show my drawings although I call pyplot.show()
...wer is old, config should now be in ~/.config/matplotlib/matplotlibrc (for python 3, at least). I just had a related problem, and I think it was caused by using matplotlib in python 2.7, which created a ~/.matplotlib/ directory, and stopped python 3 from reading the config in ~/.config/matplotlib/. ...
How to download a file from server using SSH? [closed]
...tehost.edu:/remote/dir/foobar.txt /local/dir
From: http://www.hypexr.org/linux_scp_help.php
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edited Mar 14 '15 at 9:31
Marek ...
AttributeError(“'str' object has no attribute 'read'”)
In Python I'm getting an error:
5 Answers
5
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How to use subprocess popen Python
... that, your argument doesn't make sense at all. Many OS functions that the Python standard library exposes are potentially dangerous - take shutil.rmtree for example. But that has nothing to do with whether they are included in the stdlib or not. I believe the UNIX philosophy of "Unix was not design...
Checking if sys.argv[x] is defined
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I love Python more and more, all thanks to answers like that and Stack Overflow of course! Too bad we don't have an explanation of last two lines. I believe for beginners that would be great.
– Goujon
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How do I disable a Pylint warning?
... same line), in Pylint 0.21.1 (if it matters: astng 0.20.1, common 0.50.3, Python 2.6.6 (r266:84292, Sep 15 2010, 16:22:56)).
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Saving a Numpy array as an image
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You can use PyPNG. It's a pure Python (no dependencies) open source PNG encoder/decoder and it supports writing NumPy arrays as images.
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unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste
In Python, I'm trying to run a method in a class and I get an error:
8 Answers
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