Articles tagged “python”

• Streaming input and output in Flask I al­ways found Flask painful to use when it comes to stream­ing bi­na­ry data, such as when I need to send a bi­na­ry file or re­ceive one. The of­fi­cial doc­u­men­ta­tion is very sparse, ex­plain­ing how to re­ceive files sub­mit­ted through a form, how to send a…
  short 50 flask 2 python 5 performance 13
• Streaming large uploads to a backend API When it comes to up­load­ing large files to a Flask ap­pli­ca­tion, the sub­ject seems to be well doc­u­ment­ed. Flask (or rather Werkzeug) has lots of fea­tures to stream not only down­loads, but also up­loads them­selves, in or­der to re­ceive huge files with…
  flask 2 werkzeug 1 performance 13 python 5
• Workflows, ETLs, and pure magic Five years ago, I wrote a rather opin­ion­at­ed and very crit­i­cal ar­ti­cle about Nin­tex Work­flows, a per­fect­ly use­less prod­uct which makes your life mis­er­able while you're pay­ing for it. Nin­tex is sold as a so­lu­tion to al­low non-tech­ni­cal per­sons to…
  quality 36 productivity 36 python 5
• Non-blocking reading from stdin in Python One of my pro­jects re­lies heav­i­ly on mul­ti­pro­cess­ing. Some of its com­po­nents are chained through the Lin­ux pipes in or­der to process data. A com­mon way to read from stdin is to use…
  python 5
• Stopping Python program from Supervisor I was quite puz­zled re­cent­ly by a fol­low­ing prob­lem. I need­ed to run a Python pro­gram that had an in­fi­nite loop: every N sec­onds, the script would per­form a task. In or­der to en­sure that the script…
  python 5 supervisor 1