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# -*- coding: utf-8 -*- |
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from __future__ import division, absolute_import, unicode_literals |
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import datetime as dt |
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import numpy as np |
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import pytest |
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import aacgmv2 |
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8
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class TestDepAACGMV2: |
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def setup(self): |
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"""Runs before every method to create a clean testing setup""" |
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self.dtime = dt.datetime(2015, 1, 1, 0, 0, 0) |
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self.ddate = dt.date(2015, 1, 1) |
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def teardown(self): |
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"""Runs after every method to clean up previous testing""" |
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del self.dtime, self.ddate |
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def test_module_structure(self): |
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"""Test module structure for depricated routines""" |
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assert aacgmv2 |
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assert aacgmv2.convert |
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assert aacgmv2.set_coeff_path |
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assert aacgmv2.subsol |
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assert aacgmv2.depricated |
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assert aacgmv2.depricated.gc2gd_lat |
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assert aacgmv2.depricated.igrf_dipole_axis |
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def test_set_coeff_path(self): |
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"""Test the depricated routine for appropriate warning""" |
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import logbook |
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lwarn = u"this routine is no longer needed" |
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with logbook.TestHandler() as handler: |
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aacgmv2.set_coeff_path() |
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assert handler.has_warning(lwarn) |
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handler.close() |
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def test_convert_single_val(self): |
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"""Test conversion for a single value""" |
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lat, lon = aacgmv2.convert(60, 0, 300, self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (1,) |
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np.testing.assert_allclose(lat, [58.2258], rtol=1e-4) |
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np.testing.assert_allclose(lon, [81.1685], rtol=1e-4) |
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def test_convert_list(self): |
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"""Test conversion for list input""" |
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lat, lon = aacgmv2.convert([60], [0], [300], self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (1,) |
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np.testing.assert_allclose(lat, [58.2258], rtol=1e-4) |
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np.testing.assert_allclose(lon, [81.1685], rtol=1e-4) |
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58
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lat, lon = aacgmv2.convert([60, 61], [0, 0], [300, 300], self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (2,) |
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np.testing.assert_allclose(lat, [58.2258, 59.3186], rtol=1e-4) |
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np.testing.assert_allclose(lon, [81.1685, 81.6140], rtol=1e-4) |
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def test_convert_arr(self): |
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"""Test conversion for array input""" |
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lat, lon = aacgmv2.convert(np.array([60]), np.array([0]), |
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np.array([300]), self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (1,) |
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np.testing.assert_allclose(lat, [58.2258], rtol=1e-4) |
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np.testing.assert_allclose(lon, [81.1685], rtol=1e-4) |
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lat, lon = aacgmv2.convert(np.array([60, 61]), np.array([0, 0]), |
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np.array([300, 300]), self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (2,) |
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np.testing.assert_allclose(lat, [58.2258, 59.3186], rtol=1e-4) |
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np.testing.assert_allclose(lon, [81.1685, 81.6140], rtol=1e-4) |
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def test_convert_unequal(self): |
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"""Test conversion for unequal sized input""" |
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lat, lon = aacgmv2.convert([60, 61], 0, 300, self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (2,) |
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np.testing.assert_allclose(lat, [58.2258, 59.3186], rtol=1e-4) |
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np.testing.assert_allclose(lon, [81.1685, 81.6140], rtol=1e-4) |
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lat, lon = aacgmv2.convert(np.array([60, 61]), 0, 300, self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (2,) |
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np.testing.assert_allclose(lat, [58.2258, 59.3186], rtol=1e-4) |
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np.testing.assert_allclose(lon, [81.1685, 81.6140], rtol=1e-4) |
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lat, lon = aacgmv2.convert(np.array([[60, 61, 62], [63, 64, 65]]), 0, |
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300, self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (2, 3) |
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np.testing.assert_allclose(lat, [[58.2258, 59.3186, 60.4040], |
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[61.4820, 62.5528, 63.6164]], |
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rtol=1e-4) |
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np.testing.assert_allclose(lon, [[81.1685, 81.6140, 82.0872], |
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[82.5909, 83.1286, 83.7039]], |
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rtol=1e-4) |
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lat, lon = aacgmv2.convert(np.array([[60, 61, 62], [63, 64, 65]]), [0], |
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[300], self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (2, 3) |
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np.testing.assert_allclose(lat, [[58.2258, 59.3186, 60.4040], |
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[61.4820, 62.5528, 63.6164]], |
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rtol=1e-4) |
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np.testing.assert_allclose(lon, [[81.1685, 81.6140, 82.0872], |
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[82.5909, 83.1286, 83.7039]], |
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rtol=1e-4) |
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def test_convert_badidea_failure(self): |
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"""Test conversion failure for BADIDEA""" |
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with pytest.raises(ValueError): |
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lat, lon = aacgmv2.convert([60], [0], [3000], self.dtime, |
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badidea=True) |
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def test_convert_location_failure(self): |
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"""Test conversion with a bad location""" |
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lat, lon = aacgmv2.convert([0], [0], [0], self.dtime) |
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assert isinstance(lat, np.ndarray) |
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assert isinstance(lon, np.ndarray) |
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assert lat.shape == lon.shape and lat.shape == (1,) |
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assert np.all([np.isnan(lat), np.isnan(lon)]) |
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def test_convert_time_failure(self): |
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"""Test conversion with a bad time""" |
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with pytest.raises(AssertionError): |
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lat, lon = aacgmv2.convert([60], [0], [300], None) |
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def test_convert_datetime_date(self): |
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"""Test conversion with date and datetime input""" |
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lat_1, lon_1 = aacgmv2.convert([60], [0], [300], self.ddate) |
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lat_2, lon_2 = aacgmv2.convert([60], [0], [300], self.dtime) |
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assert lat_1 == lat_2 |
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assert lon_1 == lon_2 |
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def test_warning_below_ground_convert(self): |
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""" Test that a warning is issued if altitude is below zero""" |
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import logbook |
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lwarn = u"conversion not intended for altitudes < 0 km" |
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with logbook.TestHandler() as handler: |
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lat, lon = aacgmv2.convert([60], [0], [-1], self.dtime) |
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assert handler.has_warning(lwarn) |
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handler.close() |
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def test_convert_maxalt_failure(self): |
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"""For an array, test failure for an altitude too high for |
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coefficients""" |
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lat, lon = aacgmv2.convert([60], [0], [2001], self.dtime) |
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assert np.all([np.isnan(lat), np.isnan(lon)]) |
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def test_convert_lat_failure(self): |
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"""Test error return for co-latitudes above 90 for an array""" |
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with pytest.raises(AssertionError): |
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aacgmv2.convert([91, 60, -91], 0, 300, self.dtime) |
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def test_subsol(self): |
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"""Test the subsolar calculation""" |
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doy = int(self.dtime.strftime("%j")) |
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ut = self.dtime.hour * 3600.0 + self.dtime.minute * 60.0 + \ |
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self.dtime.second |
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slon, slat = aacgmv2.subsol(self.dtime.year, doy, ut) |
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np.testing.assert_almost_equal(slon, -179.2004, decimal=4) |
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np.testing.assert_almost_equal(slat, -23.0431, decimal=4) |
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def test_gc2gd_lat(self): |
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"""Test the geocentric to geodetic conversion""" |
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gd_lat = aacgmv2.depricated.gc2gd_lat(45.0) |
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np.testing.assert_almost_equal(gd_lat, 45.1924, decimal=4) |
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def test_gc2gd_lat_list(self): |
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"""Test the geocentric to geodetic conversion""" |
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gc_lat = [45.0, -45.0] |
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gd_lat = aacgmv2.depricated.gc2gd_lat(gc_lat) |
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np.testing.assert_allclose(gd_lat, [45.1924, -45.1924], rtol=1.0e-4) |
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def test_gc2gd_lat_arr(self): |
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"""Test the geocentric to geodetic conversion""" |
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gc_lat = np.array([45.0, -45.0]) |
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gd_lat = aacgmv2.depricated.gc2gd_lat(gc_lat) |
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np.testing.assert_allclose(gd_lat, [45.1924, -45.1924], rtol=1.0e-4) |
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def test_igrf_dipole_axis(self): |
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"""Test the IGRF dipole axis calculation""" |
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m = aacgmv2.depricated.igrf_dipole_axis(self.dtime) |
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np.testing.assert_allclose(m, [0.050253, -0.160608, 0.985738], |
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rtol=1.0e-4) |
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aburrell /
aacgmv2
