大约有 42,000 项符合查询结果（耗时：0.0192秒） [XML]
Calculating the difference between two Java date instances
...oid. Rounding errors exist. Example 19th to 21st May says 1 day because it casts 1.99 to 1. Use round before casting to int.
– Pratik Mandrekar
May 1 '13 at 14:51
4
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Batch Renaming of Files in a Directory
...
Such renaming is quite easy, for example with os and glob modules:
import glob, os
def rename(dir, pattern, titlePattern):
for pathAndFilename in glob.iglob(os.path.join(dir, pattern)):
title, ext = os.path.splitext(os.path.basename(pathAndFilename))
o...
Detecting Windows or Linux? [duplicate]
I am seeking to run a common Java program in both Windows and Linux.
5 Answers
5
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Relative paths in Python
... the interactive interpreter
>>> import foo
/Users/jason
foo.py
#and finally, at the shell:
~ % python foo.py
/Users/jason
foo.py
However, I do know that there are some quirks with __file__ on C extensions. For example, I can do this on my Mac:
>>> import collections #note tha...
When would anyone use a union? Is it a remnant from the C-only days?
...pace.
We could use a wacky container of void* pointers to Bx objects with casts to retrieve them, but that's fugly and so C-style... but more importantly that would leave us with the lifetimes of many dynamically allocated objects to manage.
Instead, what can be done is this:
union Bee
{
B1 b...
python NameError: global name '__file__' is not defined
...ractive 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.
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How to retrieve a module's path?
...For the file I'm in I had to import another module from the same directory and do as shown here. Does anyone know a more convenient way?
– Ben Bryant
Jan 19 '12 at 18:11
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Directory-tree listing in Python
How do I get a list of all files (and directories) in a given directory in Python?
20 Answers
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How to include (source) R script in other scripts
... answered Jun 23 '11 at 15:30
AndrieAndrie
157k3636 gold badges403403 silver badges464464 bronze badges
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How to move a file?
...)
Note that you must include the file name (file.foo) in both the source and destination arguments. If it is changed, the file will be renamed as well as moved.
Note also that in the first two cases the directory in which the new file is being created must already exist. On Windows, a file with t...