大约有 5,720 项符合查询结果（耗时：0.0269秒） [XML]
Safest way to convert float to integer in python?
Python's math module contain handy functions like floor & ceil . These functions take a floating point number and return the nearest integer below or above it. However these functions return the answer as a floating point number. For example:
...
Issue with virtualenv - cannot activate
...
I don't see this "venv" directory after installing Python 2.7 on Windows. Advice? I went to Blairg23's link, but do not see an "activate" script in my Python "Scripts" directory.
– ryanwebjackson
Oct 3 '17 at 2:16
...
Best way to replace multiple characters in a string?
...= text.replace('&', r'\&').replace('#', r'\#')
Timed like this:
python -mtimeit -s"import time_functions" "time_functions.a('abc&def#ghi')"
python -mtimeit -s"import time_functions" "time_functions.b('abc&def#ghi')"
python -mtimeit -s"import time_functions" "time_functions.c('abc&...
Displaying better error message than “No JSON object could be decoded”
Python code to load data from some long complicated JSON file:
11 Answers
11
...
ctypes - Beginner
I have the task of "wrapping" a c library into a python class. The docs are incredibly vague on this matter. It seems they expect only advanced python users would implement ctypes. Well i'm a beginner in python and need help.
...
What's the common practice for enums in Python? [duplicate]
What's the common practice for enums in Python? I.e. how are they replicated in Python?
4 Answers
...
Open document with default OS application in Python, both in Windows and Mac OS
...he document icon in Explorer or Finder. What is the best way to do this in Python?
13 Answers
...
Explaining Python's '__enter__' and '__exit__'
... from __future__ import with_statement at the top of the file if you're on Python 2.5).
with DatabaseConnection() as mydbconn:
# do stuff
PEP343 -- The 'with' statement' has a nice writeup as well.
share
|
...
filter items in a python dictionary where keys contain a specific string
I'm a C coder developing something in python. I know how to do the following in C (and hence in C-like logic applied to python), but I'm wondering what the 'Python' way of doing it is.
...
How to send email to multiple recipients using python smtplib?
...you @sorin for this script. I was having a problem to send an email from a python script and with this piece of code, i can now send the email.
– fear_matrix
Jul 14 '15 at 10:36
7
...