What is the best way to open a file for exclusive access in Python?
What is the most elegant way to solve this:
file
file.tell() inconsistency
Does anybody happen to know why when you iterate over a file this way:
Python list directory, subdirectory, and files
I’m trying to make a script to list all directory, subdirectory, and files in a given directory.
I tried this:
Pythonic way to check if a file exists?
Return True if path is an existing
regular file. This follows symbolic
links, so both islink() and
isfile() can be true for the same
path.
Read from file after write, before closing
I’m trying to read from an originally empty file, after a write, before closing it. Is this possible in Python?
Read from a log file as it’s being written using python
I’m trying to find a nice way to read a log file in real time using python. I’d like to process lines from a log file one at a time as it is written. Somehow I need to keep trying to read the file until it is created and then continue to process lines until I terminate the process. Is there an appropriate way to do this? Thanks.
How to do virtual file processing?
So for creating files I use the following:
How come a file doesn’t get written until I stop the program?
I’m running a test, and found that the file doesn’t actually get written until I control-C to abort the program. Can anyone explain why that would happen?
Most efficient way to search the last X lines of a file?
I have a file and I don’t know how big it’s going to be (it could be quite large, but the size will vary greatly). I want to search the last 10 lines or so to see if any of them match a string. I need to do this as quickly and efficiently as possible and was wondering if there’s anything better than:
Seeking from end of file throwing unsupported exception
I have this code snippet and I’m trying to seek backwards from the end of file using python: