大约有 30,000 项符合查询结果（耗时：0.0561秒） [XML]
What is the pythonic way to avoid default parameters that are empty lists?
... it seems natural to have a default parameter which is an empty list. Yet Python gives unexpected behavior in these situations .
...
Releasing memory in Python
...ted on the heap can be subject to high-water marks. This is complicated by Python's internal optimizations for allocating small objects (PyObject_Malloc) in 4 KiB pools, classed for allocation sizes at multiples of 8 bytes -- up to 256 bytes (512 bytes in 3.3). The pools themselves are in 256 KiB ar...
Python time measure function
I want to create a python function to test the time spent in each function and print its name with its time, how i can print the function name and if there is another way to do so please tell me
...
How to refer to relative paths of resources when working with a code repository
... How should one of the modules inside the project refer to one of the non-Python resources in the project (CSV files, etc.)?
...
Writing Unicode text to a text file?
...
In Python 2.6+, you could use io.open() that is default (builtin open()) on Python 3:
import io
with io.open(filename, 'w', encoding=character_encoding) as file:
file.write(unicode_text)
It might be more convenient if yo...
Stripping everything but alphanumeric chars from a string in Python
...the best way to strip all non alphanumeric characters from a string, using Python?
11 Answers
...
How exactly does the python any() function work?
In the python docs page for any , the equivalent code for the any() function is given as:
5 Answers
...
Why does sys.exit() not exit when called inside a thread in Python?
...uld be a stupid question, but I'm testing out some of my assumptions about Python and I'm confused as to why the following code snippet would not exit when called in the thread, but would exit when called in the main thread.
...
How to sort with lambda in Python
In Python, I am trying to sort by date with lambda. I can't understand my error message. The message is:
4 Answers
...
Python strftime - date without leading 0?
When using Python strftime , is there a way to remove the first 0 of the date if it's before the 10th, ie. so 01 is 1 ? Can't find a % thingy for that?
...