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# -*- coding: utf-8 -*-
""" Test printing of scalar types.
"""
from __future__ import division, absolute_import, print_function
import numpy as np
from numpy.testing import TestCase, assert_, run_module_suite
class TestRealScalars(TestCase):
def test_str(self):
svals = [0.0, -0.0, 1, -1, np.inf, -np.inf, np.nan]
styps = [np.float16, np.float32, np.float64, np.longdouble]
actual = [str(f(c)) for c in svals for f in styps]
wanted = [
'0.0', '0.0', '0.0', '0.0',
'-0.0', '-0.0', '-0.0', '-0.0',
'1.0', '1.0', '1.0', '1.0',
'-1.0', '-1.0', '-1.0', '-1.0',
'inf', 'inf', 'inf', 'inf',
'-inf', '-inf', '-inf', '-inf',
'nan', 'nan', 'nan', 'nan']
for res, val in zip(actual, wanted):
assert_(res == val)
if __name__ == "__main__":
run_module_suite()
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