git clone https://github.com/joliver92/measurement/
cd measurement
pip install -e .
To import into your program clone to the base directory
from measurement import Measurement
from measurement import Measurement
x = Measurement(8,4)
y = Measurement(2,3)
x.value = 8
x.error = 4
x+y = 10 +/- 5
print(x) = 8 +/- 4
TODO