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Automatically creating directories with file output [duplicate]
... f:
f.write("FOOBAR")
The reason to add the try-except block is to handle the case when the directory was created between the os.path.exists and the os.makedirs calls, so that to protect us from race conditions.
In Python 3.2+, there is a more elegant way that avoids the race condition abo...
How to rename a file using Python
... he probably just means that you should be aware of the current directory, and either specify the path relative to it, or just use the absolute path (like C:/folder/file.txt on Windows or /home/file.txt on Linux/MacOS).
– Alex P.
Jun 26 '19 at 14:24
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How is Docker different from a virtual machine?
I keep rereading the Docker documentation to try to understand the difference between Docker and a full VM. How does it manage to provide a full filesystem, isolated networking environment, etc. without being as heavy?
...
Get name of current script in Python
...less there. It is set by the import implementation, so if you use a non-standard import mechanism it might also be unset.
– Sven Marnach
May 3 '13 at 19:18
8
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Check to see if python script is running
...my web app/ How can I quickly check (using python) if my daemon is running and, if not, launch it?
19 Answers
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After Installing Java JDK 7 For Mac OS X - mvn -version still shows java version 1.6.0_31
... Java JDK 7 on April 26 for Mac OS X. I followed the install instructions and when I do java -version in a terminal window I get:
...
Most pythonic way to delete a file which may not exist
...e(filename)
except OSError:
pass
Although this takes even more lines and looks very ugly, it avoids the unnecessary call to os.path.exists() and follows the python convention of overusing exceptions.
It may be worthwhile to write a function to do this for you:
import os, errno
def silentrem...
Detect iPad users using jQuery?
...avoid performing browser-specific detection as it can often be unreliable (and can be spoofed). It's preferred to use actual feature-detection in most cases, which can be done through a library like Modernizr.
As pointed out in Brennen's answer, issues can arise when performing this detection withi...
Python: How to get stdout after running os.system? [duplicate]
...t
Or as a function (using shell=True was required for me on Python 2.6.7 and check_output was not added until 2.7, making it unusable here):
def system_call(command):
p = subprocess.Popen([command], stdout=subprocess.PIPE, shell=True)
return p.stdout.read()
...
Windows path in Python
...
you can use always:
'C:/mydir'
this works both in linux and windows.
Other posibility is
'C:\\mydir'
if you have problems with some names you can also try raw string literals:
r'C:\mydir'
however best practice is to use the os.path module functions that always select the cor...