portalocker | easy library for Python file
kandi X-RAY | portalocker Summary
kandi X-RAY | portalocker Summary
An easy library for Python file locking. It works on Windows, Linux, BSD and Unix systems and can even perform distributed locking. Naturally it also supports the with statement.
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Top functions reviewed by kandi - BETA
- Acquire the lock
- Given a list of arguments return the result
- Return an iterator that yields the number of timeout seconds
- Prepare a fh
- Get a file - like object
- Release the lock
- Release the file pointer
- Return random filenames
- Return path to filename
- Return a sequence of filenames
portalocker Key Features
portalocker Examples and Code Snippets
Community Discussions
Trending Discussions on portalocker
QUESTION
I have pretrained model for object detection (Google Colab + TensorFlow) inside Google Colab and I run it two-three times per week for new images I have and everything was fine for the last year till this week. Now when I try to run model I have this message:
...ANSWER
Answered 2022-Feb-07 at 09:19It happened the same to me last friday. I think it has something to do with Cuda instalation in Google Colab but I don't know exactly the reason
QUESTION
I want to lock a directory and its contents, to allow only one process writing in it.
To do that, I'm using the Portalocker library, and a file called .lock
ANSWER
Answered 2022-Feb-02 at 07:39This is an issue with how portalocker deals with files - it tries to open
them, which works when opening non-existing file in 'w'
mode, and fails in 'r'
mode.
The solution in your case is to manually create the file (and never remove it, it's a bad idea).
Writer:
QUESTION
I'm having trouble installing the following packages in a new python 3.9.7 virtual environment on Arch Linux.
My requirements.txt file:
...ANSWER
Answered 2021-Nov-27 at 17:57The ruamel.yaml
documentation states that it should be installed using:
QUESTION
I've been trying to read pdf pages as an image, for extraction purposes.
I found that layoutparser serves this purpose by identifying blocks of text. However, when I try to Create a Detectron2-based Layout Detection Model
, I encounter the following error:
codeblock:
...ANSWER
Answered 2021-Jun-29 at 15:22The config.yaml
basically only has configurations for the model as well as a URL for downloading the model weights. I'm not sure why it isn't automatically downloading for you, but you can also download them from the model zoo page: https://layout-parser.readthedocs.io/en/latest/notes/modelzoo.html
The one you're looking for is mask_rcnn_X_101_32x8d_FPN_3x
trained on PubLayNet
. Once you have downloaded the yaml file you can use the same code snippet, only changing the path.
QUESTION
I am trying to import segmentation models and keras and i am getting an attribute error, i am using tensor flow version 2.5.0
...ANSWER
Answered 2021-Jul-02 at 05:33I have solved my issue by adding tf.compat.v1.enable_eager_execution()
to import and it works fine
QUESTION
I'm actually trying to import sacrebleu, but sacrebleu uses portalocker, and I get the following error (after it tries to import portalocker):
...ANSWER
Answered 2021-Feb-02 at 19:26This problem isn't universal, nor even universal for Macs, as it installs correctly for me:
QUESTION
I compiled dune in a pipenv virtual environment using Python 3.5.2 on Ubuntu 16.04. It compiled successfully, but when I am running the following script, I get a Bad file descriptor error and do not know why.
...ANSWER
Answered 2020-Mar-09 at 21:24I guess I had some missing OS rights using pipenv for the virtual environment and ended using miniconda where I didn't have this issue and the script ran without errors.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install portalocker
You can use portalocker like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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