大约有 43,000 项符合查询结果(耗时:0.0563秒) [XML]

https://stackoverflow.com/ques... 

Django: Get list of model fields?

....AutoField: id>, <django.db.models.fields.DateField: created>... and Organisation._meta.get_fields() (<ManyToOneRel: crm.activity>, <django.db.models.fields.AutoField: id>, <django.db.models.fields.DateField: created>... 2) From instance from posts.model import BlogPost ...
https://stackoverflow.com/ques... 

UML class diagram enum

... | Tuesday | | ... | |_____________________| And then just have an association between that and your class. share | improve this answer | follow...
https://stackoverflow.com/ques... 

Does python have an equivalent to Java Class.forName()?

I have the need to take a string argument and create an object of the class named in that string in Python. In Java, I would use Class.forName().newInstance() . Is there an equivalent in Python? ...
https://stackoverflow.com/ques... 

Accessing class variables from a list comprehension in the class definition

... Class scope and list, set or dictionary comprehensions, as well as generator expressions do not mix. The why; or, the official word on this In Python 3, list comprehensions were given a proper scope (local namespace) of their own, to p...
https://stackoverflow.com/ques... 

What does Python's eval() do?

...was a trivial example, but you could let the user type in an arbitrary command and have python execute it. So you could have the user type in a command string and then have python run it as code. So for example: eval("__import__('os').remove('file')"). – BYS2 F...
https://stackoverflow.com/ques... 

Run function from the command line

... With the -c (command) argument (assuming your file is named foo.py): $ python -c 'import foo; print foo.hello()' Alternatively, if you don't care about namespace pollution: $ python -c 'from foo import *; print hello()' And the middle g...
https://stackoverflow.com/ques... 

How to determine the version of the C++ standard used by the compiler?

How do you determine what version of the C++ standard is implemented by your compiler? As far as I know, below are the standards I've known: ...
https://stackoverflow.com/ques... 

How to sort a list of objects based on an attribute of the objects?

... No problem. btw, if muhuk is right and it's a list of Django objects, you should consider his solution. However, for the general case of sorting objects, my solution is probably best practice. – Triptych Dec 31 '08 at 17:...
https://stackoverflow.com/ques... 

Is the list of Python reserved words and builtins available in a library?

Is the list of Python reserved words and builtins available in a library? I want to do something like: 1 Answer ...
https://stackoverflow.com/ques... 

Get class that defined method

... else: classes = list(c.__bases__) + classes return None And the Example: >>> class A(object): ... def test(self): pass >>> class B(A): pass >>> class C(B): pass >>> class D(A): ... def test(self): print 1 >>> class E(D,C): pass...