大约有 6,400 项符合查询结果（耗时：0.0263秒） [XML]
How can I create an object and add attributes to it?
I want to create a dynamic object (inside another object) in Python and then add attributes to it.
16 Answers
...
Equivalent C++ to Python generator pattern
I've got some example Python code that I need to mimic in C++. I do not require any specific solution (such as co-routine based yield solutions, although they would be acceptable answers as well), I simply need to reproduce the semantics in some manner.
...
Limiting floats to two decimal points
...ar floats have 24 bits (8 digits) of precision. The floating point type in Python uses double precision to store the values.
For example,
>>> 125650429603636838/(2**53)
13.949999999999999
>>> 234042163/(2**24)
13.949999988079071
>>> a = 13.946
>>> print(a)
13....
How do I get python's pprint to return a string instead of printing?
...gin', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f521532%2fhow-do-i-get-pythons-pprint-to-return-a-string-instead-of-printing%23new-answer', 'question_page');
}
);
Post as a guest
...
What is the best way to use a HashMap in C++?
...ted Dec 7 '18 at 13:05
Jean-François Fabre♦
122k1111 gold badges9797 silver badges156156 bronze badges
answered Aug 26 '10 at 18:26
...
How do I update a Python package?
...
You might want to look into a Python package manager like pip. If you don't want to use a Python package manager, you should be able to download M2Crypto and build/compile/install over the old installation.
...
Defining private module functions in python
According to http://www.faqs.org/docs/diveintopython/fileinfo_private.html :
9 Answers
...
What are some common uses for Python decorators? [closed]
While I like to think of myself as a reasonably competent Python coder, one aspect of the language I've never been able to grok is decorators.
...
Build a Basic Python Iterator
How would one create an iterative function (or iterator object) in python?
10 Answers
...
In Python, how do you convert seconds since epoch to a `datetime` object?
...
as a follow-on to the above, with Python >= 3.2 you don't have to import the pytz library if you only want the UTC timestamp - you only need to from datetime import datetime, timezone and then call it as follows: datetime.fromtimestamp(1423524051, timezone...