I forgot to mention this is Python 3.5
On Friday, November 27, 2015 at 8:43:24 AM UTC-5, Alan Yorinks wrote: > > I am the author of pymata-aio <https://github.com/MrYsLab/pymata-aio/wiki>, > an asyncio library for communicating with Arduino boards. The example code > below is a "fix" for a problem encountered only on Windows, and I don't > know if this is expected behavior or a bug. > > The code uses pymata-aio to configure an Arduino for analog input on 2 > pins and digital input input on 2 other pins. The Arduino reports analog > and digital input data updates asynchronously approximately every 17 ms. To > have the code work properly on Windows, the user must start python with the > -u option and in addition, add the flush=True option to the print > statement. If this is not done, the data that is being printed lags behind > the actual data changes. > > Neither the -u option nor the flush=True are required for Linux/Mac > operation. I suspect the differences between the OS's event loop > implementations is at the root of the problem. > > The code may be viewed here: > https://gist.github.com/MrYsLab/c3a69625cf844cbeb9e0. > > Any thoughts if this is a bug or not? > > > > > > >
