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Python string class like StringBuilder in C#?
...6351 secs
process size 5536 kb
method5: 0.0551080703735 secs
process size 5272 kb
method6: 0.0542731285095 secs
process size 5512 kb
and for 5,000,000 iterations (method 2 was ignored because it ran tooo slowly, like forever):
method1: 5.88603997231 secs
process size 37976 kb
method3: 8.4074...
xkcd style graphs in MATLAB
...19 0.5490 0.6771 0.7670 0.7970 0.8270 0.8433 0.8433 0.8243 0.7180 0.6199 0.5272 0.4510 0.4128 0.3392 0.2711 0.2275 0.1757 0.1485 0.1131 0.1022 0.0858 0.0858 0.1022 0.1267 0.1567 0.1594];
xF = [0.0304 0.0488 0.0727 0.0967 0.1335 0.1630 0.2090 0.2348 0.2698 0.3011 0.3269 0.3545 0.3803 0.4153 0.4466 0...
Should I use `import os.path` or `import os`?
According to the official documentation , os.path is a module. Thus, what is the preferred way of importing it?
6 Answer...
How do I get the parent directory in Python?
...someone tell me how to get the parent directory of a path in Python in a cross platform way. E.g.
19 Answers
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List files ONLY in the current directory
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Just use os.listdir and os.path.isfile instead of os.walk.
Example:
import os
files = [f for f in os.listdir('.') if os.path.isfile(f)]
for f in files:
# do something
But be careful while applying this to other directory, li...
How do I list all files of a directory?
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os.listdir() will get you everything that's in a directory - files and directories.
If you want just files, you could either filter this down using os.path:
from os import listdir
from os.path import isfile, join
onlyfiles ...
How to list only top level directories in Python?
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Filter the result using os.path.isdir() (and use os.path.join() to get the real path):
>>> [ name for name in os.listdir(thedir) if os.path.isdir(os.path.join(thedir, name)) ]
['ctypes', 'distutils', 'encodings', 'lib-tk', 'config', 'idlel...
Python os.path.join on Windows
...n python and am making a program that will output a script. I want to use os.path.join, but am pretty confused. According to the docs if I say:
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Getting a list of all subdirectories in the current directory
...ories, or every directory right down the tree?
Either way, you could use os.walk to do this:
os.walk(directory)
will yield a tuple for each subdirectory. Ths first entry in the 3-tuple is a directory name, so
[x[0] for x in os.walk(directory)]
should give you all of the subdirectories, recur...
Difference between os.getenv and os.environ.get
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One difference observed (Python27):
os.environ raises an exception if the environmental variable does not exist.
os.getenv does not raise an exception, but returns None
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