大约有 4,400 项符合查询结果（耗时：0.0303秒） [XML]
Filter dict to contain only certain keys?
...e {k:dict[k] for k in dict ...} is about 20-25% faster, at least in Python 2.7.6, with a dictionary of 26 items (timeit(..., setup="d = {chr(x+97):x+1 for x in range(26)}")), depending on how many items are being filtered out (filtering out consonant keys is faster than filtering out vowel keys beca...
How to initialize a dict with keys from a list and empty value in Python?
...
I believe it was backported to 2.7
– wim
Feb 16 '12 at 5:55
21
...
Is it possible to have different Git configuration for different projects?
... @JosephLust you need to install git >= 2.13 (Ubuntu 16.04 has git 2.7). Get the latest version of git via Git PPA and it will work :)
– Cas
Dec 9 '17 at 21:49
...
NuGet Package Restore Not Working
...
For others who stumble onto this post, read this.
NuGet 2.7+ introduced us to Automatic Package Restore. This is considered to be a much better approach for most applications as it does not tamper with the MSBuild process. Less headaches.
Some links to get you started:
The ri...
How can I create directories recursively? [duplicate]
...ntially delete all directories).
EDIT 2 If you are using Python less than 2.7, use check_call instead of check_output. See the subprocess documentation for details.
share
|
improve this answer
...
how to concatenate two dictionaries to create a new one in Python? [duplicate]
...turn dict(chain.from_iterable(d.items() for d in args))
Python 2.6 & 2.7
from itertools import chain
dict(chain.from_iterable(d.iteritems() for d in (d1, d2, d3))
Output:
>>> from itertools import chain
>>> d1={1:2,3:4}
>>> d2={5:6,7:9}
>>> d3={10:8,13:2...
Where's my JSON data in my incoming Django request?
... to represent strings - they are byte arrays.
Using Django 1.9 and Python 2.7 and sending the JSON data in the main body (not a header) you would use something like:
mydata = json.loads(request.body)
But for Django 1.9 and Python 3.4 you would use:
mydata = json.loads(request.body.decode("utf-8...
Which Python memory profiler is recommended? [closed]
...
If you're on Python 2.7 you may need the trunk version of it: sourceforge.net/tracker/…, pip install https://guppy-pe.svn.sourceforge.net/svnroot/guppy-pe/trunk/guppy
– James Snyder
Jan 3 '12 at 20:06
...
Character reading from file in Python
...t handle universal newlines mode properly. Use io.open() instead on Python 2.7+ (it is builtin open() on Python 3).
– jfs
Jun 5 '15 at 20:25
add a comment
|...
What's the easiest way to escape HTML in Python?
...nicode) == True
it properly handles unicode input
it works in Python (2.6, 2.7, 3.3, and pypy)
it respects custom methods of objects (i.e. objects with a __html__ property) and template overloads (__html_format__).
share
...