In the data processing, sometimes we want to replace some column values into others. It may be missing value, or the wrong value..., of course, python have many tools, packages, functions can do the replacement tasks.
Read More »[Python] How To Replace The Value Of Pandas DataFrame Today I use Anaconda to activate the python virtual environment, but I got the following error message and cannot enter the virtual environment.
Read More »[Solved] CommandNotFoundError: Your shell has not been properly configured to use 'conda activate'. To initialize your shell, run...
Today I trained the model with simpletransformers package, I got an warning message that never seen:
Read More »[Solved] huggingface/tokenizers: The current process just got forked. after parallelism has already been used. Disabling parallelism to avoid deadlocks When we create a python function, sometimes we pass some parameters for it, even set the default value for the parameters, let the function can work if we have no pass any parameter.
Read More »[Python] The Problem with Functions Using Mutable Objects as Default Parameters Today I need to preserve the EOF (End Of the File) of each file when processing multi-file read and merge, and I want to be able to read line by line to avoid the burden of loading the entire file at once on the memory.
Read More »[Python] How to Judge the EOF (End Of the File) of A File Python is a good language for data processing, and its package pandas provides many convenient functions. What I want to record today is to display a progress bar through the tqdm package when using pandas DataFrame iterrows() to iterate over the data.
Today, I checked the code left by my predecessors, I found a strange problem. I think, that is the code that the predecessors discarded that are not in use and just haven't been deleted.
Read More »[Solved][Python] "_csv.reader" object is not subscriptable Today when I installed pytorch-lightning package in the Kaggle virtual environment, I got the following error message:
Read More »[Solved] Cannot uninstall 'PyYAML'. It is a distutils installed project and thus we cannot accurately determine which files belong to it which would lead to only a partial uninstall. AppleScript is a native scripting language on Mac OS, and it is useful for calling many functions on Mac OS. For example: customize resize an application window size.
Read More »[Python] How to Execute AppleScript in Code
Recently I moved some private projects to VS Code from PyCharm, but I encountered a problem: the Python parsing that VS Code supports by default is based on the global environment, and I am used to enabling different virtual environment in different Python project.
Read More »[VS Code] Activate the Python Virtual Environment in the Project
