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# Copyright 2017 by Peter Cock. All rights reserved.
# This file is part of the Biopython distribution and governed by your
# choice of the "Biopython License Agreement" or the "BSD 3-Clause License".
# Please see the LICENSE file that should have been included as part of this
# package.
"""Tests for the vector code in Bio.PDB."""
import unittest
import warnings
try:
import numpy
del numpy
except ImportError:
from Bio import MissingPythonDependencyError
raise MissingPythonDependencyError(
"Install NumPy if you want to use Bio.PDB.")
from Bio import BiopythonDeprecationWarning
class LegacyImportTests(unittest.TestCase):
"""Tests for the legacy Bio.PDB.Vector module."""
def test_legacy_imports(self):
"""Confirm legacy (deprecated) vector imports still work."""
# These now live under Bio.PDB.vectors instead.
with warnings.catch_warnings():
warnings.simplefilter("ignore", BiopythonDeprecationWarning)
from Bio.PDB.Vector import calc_angle, calc_dihedral
from Bio.PDB.Vector import m2rotaxis, refmat, rotaxis2m, rotmat
from Bio.PDB.Vector import vector_to_axis, Vector
del calc_angle, calc_dihedral
del m2rotaxis, refmat, rotaxis2m, rotmat
del vector_to_axis, Vector
if __name__ == "__main__":
runner = unittest.TextTestRunner(verbosity=2)
unittest.main(testRunner=runner)
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