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How do I represent a hextile/hex grid in memory?
... answered Jun 1 '13 at 15:59
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How do I keep track of pip-installed packages in an Anaconda (Conda) environment?
...ython. Note I am using the conda version of pip!
e.g., if I'm using python2.7 it puts the local package here:
/usr/local/anaconda/lib/python2.7/site-packages
If I then later create a new conda env with python=2.7 (= the default):
>conda create --name new
>source activate new
And then do...
Recursive sub folder search and return files in a list python
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That would be why, I'm on 2.7
– CyberJacob
Dec 6 '16 at 15:36
1
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Python function global variables?
...bVar = 42
I had expected param to have a value of 42. Surprise. Python 2.7 evaluated the value of globVar when it first parsed the function func. Changing the value of globVar did not affect the default value assigned to param. Delaying the evaluation, as in the following, worked as I needed i...
How to retrieve a module's path?
...>> import inspect
>>> inspect.getfile(os)
'/usr/lib64/python2.7/os.pyc'
>>> inspect.getfile(inspect)
'/usr/lib64/python2.7/inspect.pyc'
>>> os.path.dirname(inspect.getfile(inspect))
'/usr/lib64/python2.7'
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what is the right way to treat Python argparse.Namespace() as a dictionary?
...d admonition. The docs were subsequently corrected. See docs.python.org/2.7/library/functions.html#vars While there are some special cases that have read-only dictionaries (such as locals and class dictionary proxies), the rest of the cases are updateable. The vars(obj) call is synonymous with ...
How to decorate a class?
...based on other answers, including how inheritance affects things in Python 2.7, (and @wraps, which maintains the original function's docstring, etc.):
def dec(klass):
old_foo = klass.foo
@wraps(klass.foo)
def decorated_foo(self, *args ,**kwargs):
print('@decorator pre %s' % msg)...
How to split a column into two columns?
... I get a zip argument #1 must support iteration error, python 2.7
– Allan Ruin
Aug 3 '16 at 13:44
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Python list iterator behavior and next(iterator)
...next(a)
>>>
0
2
4
6
8
Works like expected.
Tested in Python 2.7 and in Python 3+ . Works properly in both
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What is the Scala annotation to ensure a tail recursive function is optimized?
...then get a warning if they are not optimised by the compiler.
In Scala 2.7 or earlier, you will need to rely on manual testing, or inspection of the bytecode, to work out whether a method has been optimised.
Example:
you could add a @tailrec annotation so that you can be sure that your ...