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How to open every file in a folder?
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Os
You can list all files in the current directory using os.listdir:
import os
for filename in os.listdir(os.getcwd()):
with open(os.path.join(os.cwd(), filename), 'r') as f: # open in readonly mode
# do your stuff...
Extract a part of the filepath (a directory) in Python
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import os
## first file in current dir (with full path)
file = os.path.join(os.getcwd(), os.listdir(os.getcwd())[0])
file
os.path.dirname(file) ## directory of file
os.path.dirname(os.path.dirname(file)) ## directory of directory of...
Import a module from a relative path
...se this in production in several products and works in many special scenarios like: scripts called from another directory or executed with python execute instead of opening a new interpreter.
import os, sys, inspect
# realpath() will make your script run, even if you symlink it :)
cmd_folder = o...
Extracting extension from filename in Python
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Yes. Use os.path.splitext(see Python 2.X documentation or Python 3.X documentation):
>>> import os
>>> filename, file_extension = os.path.splitext('/path/to/somefile.ext')
>>> filename
'/path/to/somefile'
&...
How do I find out my python path using python?
...HONPATH environment variable. To query the variable directly, use:
import os
try:
user_paths = os.environ['PYTHONPATH'].split(os.pathsep)
except KeyError:
user_paths = []
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Find a file in python
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os.walk is the answer, this will find the first match:
import os
def find(name, path):
for root, dirs, files in os.walk(path):
if name in files:
return os.path.join(root, name)
And this will find a...
How to detect reliably Mac OS X, iOS, Linux, Windows in C preprocessor? [duplicate]
If there's some cross-platform C/C++ code that should be compiled on Mac OS X, iOS, Linux, Windows, how can I detect them reliably during preprocessor process?
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What is the difference between os.path.basename() and os.path.dirname()?
What is the difference between os.path.basename() and os.path.dirname() ?
2 Answers
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Win8.1 推送升级至Win10 无法收到推送通知解决方法 - 操作系统(内核) - 清...
Win8.1 推送升级至Win10 无法收到推送通知解决方法Win10正式发布前几个月，部分用户电脑上就收到了订阅推送Win10的通知补丁，且默认任务栏外面显示图标、托盘图标不能退出，好不霸道。可是还有部分用户直至今天Win10正式发布...
【解决】Windows远程桌面出现身份验证错误，要求的函数不受支持 - 操作系统...
【解决】Windows远程桌面出现身份验证错误，要求的函数不受支持远程桌面连接不上，提示远程桌面发生身份验证错误，要求的函数不受支持，An authentication error has occurred The function requested is not supported，这可能是由
远程桌...