大约有 46,000 项符合查询结果（耗时：0.0278秒） [XML]
Get name of current script in Python
...s is the name of the script that was originally invoked.
If you want to omit the directory part (which might be present), you can use os.path.basename(__file__).
share
|
improve this answer
...
python NameError: global name '__file__' is not defined
...ive shell.
Python Shell doesn't detect current file path in __file__ and it's related to your filepath in which you added this line
So you should write this line os.path.join(os.path.dirname(__file__)) in file.py. and then run python file.py, It works because it takes your filepath.
...
How to implement __iter__(self) for a container object (Python)
I have written a custom container object.
9 Answers
9
...
How to import classes defined in __init__.py
...
'lib/'s parent directory must be in sys.path.
Your 'lib/__init__.py' might look like this:
from . import settings # or just 'import settings' on old Python versions
class Helper(object):
pass
Then the following example should work:
from lib.settings import Values
from lib i...
Class method differences in Python: bound, unbound and static
...d method. Because of that, a call to your version of method_two will fail with a TypeError
>>> a_test = Test()
>>> a_test.method_two()
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: method_two() takes no arguments (1 given)
You ...
How to print to console in pytest?
I'm trying to use TDD (test-driven development) with pytest .
pytest will not print to the console when I use print .
...
How to add property to a class dynamically?
... a property to a class dynamically. But that's the catch: you have to add it to the class.
>>> class Foo(object):
... pass
...
>>> foo = Foo()
>>> foo.a = 3
>>> Foo.b = property(lambda self: self.a + 1)
>>> foo.b
4
A property is actually a simple...
How do I initialize the base (super) class?
... invoke their base class through super(), e.g.
class X(object):
def __init__(self, x):
pass
def doit(self, bar):
pass
class Y(X):
def __init__(self):
super(Y, self).__init__(123)
def doit(self, foo):
return super(Y, self).doit(foo)
Because python knows about old- and ne...
What is the purpose of Flask's context stacks?
I've been using the request/application context for some time without fully understanding how it works or why it was designed the way it was. What is the purpose of the "stack" when it comes to the request or application context? Are these two separate stacks, or are they both part of one stack? Is ...
How to make a class JSON serializable
...out the expected output? For example, will this do?
>>> f = FileItem("/foo/bar")
>>> magic(f)
'{"fname": "/foo/bar"}'
In that case you can merely call json.dumps(f.__dict__).
If you want more customized output then you will have to subclass JSONEncoder and implement your own ...