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How to use HDF5 dimension scales in h5py

HDF5 has the concept of dimension scales, as explained on the HDF5 and h5py websites. However, the explanations both use terse or generic examples and so I don’t really understand how to use dimension scales. Namely, given a dataset f[‘coordinates’] in some HDF5 file f = h5py.File(‘dat…

aws boto3 grab subnet info

Im trying to grab a list of subnets from aws, I have a working version for VPC that I have modified: I keep getting: subnets = list(ec2.Subnet.filters(Filters=filters)) AttributeError: ‘function’ object has no attribute ‘filters’ From everything im reading and other examples this shoul…

Get label name on JSON Python

i am a newbie on JSON, I want to get just ‘label’ from my JSON data here is my JSON data, i am using json.dumps to turn it into JSON format I want to print just the label of my JSON data, is there any possible way to do it? The result that i want is Answer You must convert

Measure execution time in CPU cycles?

My laptop spent 1.3 seconds to complete the process posted below. The same code ran on another machine and the timing was different: 2.1 seconds. This is because another machine runs on different Operation System, it has different CPU, memory and etc. I wonder if instead of timing the process in seconds there…

How to get FOREX data live-streaming in python?

I used this github code for getting FOREX data live-streaming, but it produced NAN values in all columns. Can anyone help me to get live FOREX data in python? Your help will be appreciated, thanks in advance Answer Can you post your output / error? Is it like the following? If so,are you passing username and …

Python Mock Patch multiple methods in a class

Im trying to patch multiple methods in a class. Here is my simplified set up Hook.py is defined as HookTransfer.py defined as I want to mock the methods get_key and get_value in the Hook class. The following works i.e. prints New_Key and New_Value However this does not. It prints <MagicMock name=’Hoo…

Drawing Semi-Circles in Pygame

Is there a way to draw a semicircle in Pygame? Something like this: pygame.surface.set_clip() will not work for this – I need circles that look like pie slices as well, like this one: Answer PyGame has no function to create filled arc/pie but you can use PIL/pillow to generate bitmap with pieslice and c…