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How to make a sum in NetCDF4 by xarray

I would like to make a monthly sums of my NetCDF4 file from daily values for precipitation. However, I am quite not sure what I am doing wrong. It seems that something has changed from the code in this post: Sum a daily time series into a monthly time series with a NaN value threshold I didn’t find anyt…

Alternatives to Psychopy

Main question: I’m trying to build a brain-computer interface (BCI) experiment in Python that involves “high frequency” flashing (SSVEP), decision-making stimuli (P300), signal acquisition (EEG, with OpenBCI), and classifiers. I’ve been trying to use Psychopy toolbox for the interface …

Cast a Python class to Numpy Array

Can I cast a python class to a numpy array? In the last step, I would like the to obtain an array np.array([X.x, X.y]). Instead, I get array(X(x=0, y=0), dtype=object). Can I provide method for the dataclass so that the casting works as desired (or overload one of the existing methods of the dataclass)? Answe…

Pandas DateTime for Month

I have month column with values formatted as: 2019M01 To find the seasonality I need this formatted into Pandas DateTime format. How to format 2019M01 into datetime so that I can use it for my seasonality plotting? Thanks. Answer Use to_datetime with format parameter: