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import os
if "EXTRA_DLL_SEARCH_PATHS" in os.environ and hasattr(os, "add_dll_directory"):
for path in os.environ["EXTRA_DLL_SEARCH_PATHS"].split(os.pathsep):
os.add_dll_directory(path)
import unittest
import xraylib
class TestAtomicWeight(unittest.TestCase):
def test_Fe(self):
weight = xraylib.AtomicWeight(26)
self.assertAlmostEqual(weight, 55.850)
def test_U(self):
weight = xraylib.AtomicWeight(92)
self.assertAlmostEqual(weight, 238.070)
def test_bad_Z(self):
with self.assertRaises(ValueError):
width = xraylib.AtomicWeight(185)
if __name__ == '__main__':
unittest.main(verbosity=2)
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