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Convert base-2 binary number string to int
...y number:
>>> int('11111111', 2)
255
Here is documentation for python2, and for python3.
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Can I use __init__.py to define global variables?
... This should have been the accepted answer. If you are working with Python 2.5 or higher you can also use an explicit relative import as well as described here: from . import MY_CONSTANT
– ThatAintWorking
Feb 12 '14 at 17:17
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Why is “if not someobj:” better than “if someobj == None:” in Python?
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In the first test, Python try to convert the object to a bool value if it is not already one. Roughly, we are asking the object : are you meaningful or not ? This is done using the following algorithm :
If the object has a __nonzero__ special...
Python multiprocessing PicklingError: Can't pickle
... example, and my code is too complicated to post. If I run the program in IPython shell instead of the regular Python, things work out well.
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Who sets response content-type in Spring MVC (@ResponseBody)
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@zod: In DispatcherServlet's config (...-servlet.xml)
– axtavt
Mar 30 '11 at 11:57
Thanks. ...
Python read-only property
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Generally, Python programs should be written with the assumption that all users are consenting adults, and thus are responsible for using things correctly themselves. However, in the rare instance where it just does not make sense for ...
How to add a custom loglevel to Python's logging facility
...ally log(5, msg) isn't what I want. How can I add a custom loglevel to a Python logger?
16 Answers
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How to compare type of an object in Python?
...ce(obj, (MyClass, type(None))) works. types.NoneType has been removed from Python 3 so it is not as portable as type(None) to get a reference to NoneType.
– Santeri Paavolainen
Feb 17 '16 at 13:17
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Iterating each character in a string using Python
...tring":
#do something with c
You can iterate pretty much anything in python using the for loop construct,
for example, open("file.txt") returns a file object (and opens the file), iterating over it iterates over lines in that file
with open(filename) as f:
for line in f:
# do so...
“Could not run curl-config: [Errno 2] No such file or directory” when installing pycurl
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That fixed my issue on Ubuntu 12.04 (x64) and Python3.4 installed
– Ilia Shakitko
Dec 17 '14 at 11:13
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