>>> from solargen import solargen_write

>>> sgL = [('gC', 3.833, 46.0, 12), ('gB', 3.408, 40.9, 12), ('gA', 3.993, 55.9, 14)]

>>> out_lines = [
... 'gC;3.833;46.0;12',
... 'gB;3.408;40.9;12',
... 'gA;3.993;55.9;14',
... ]

>>> n = solargen_write(sgL, 'out.txt')
 
>>> lout = []
>>> with open('out.txt', 'r') as f:
...     for lin in f:
...         lout.append(lin.strip())

>>> if n == 3 and lout == out_lines:
...     True
... else:
...     print(out_lines)
...     print(lout)
True

>>> import os
>>> os.remove('out.txt')