本文整理匯總了Python中astropy.nddata.ccddata.CCDData.divide方法的典型用法代碼示例。如果您正苦於以下問題：Python CCDData.divide方法的具體用法？Python CCDData.divide怎麽用？Python CCDData.divide使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類astropy.nddata.ccddata.CCDData的用法示例。
在下文中一共展示了CCDData.divide方法的5個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: test_arithmetic_with_wcs_compare_fail
# 需要導入模塊: from astropy.nddata.ccddata import CCDData [as 別名]
# 或者: from astropy.nddata.ccddata.CCDData import divide [as 別名]
def test_arithmetic_with_wcs_compare_fail():
def return_diff_smaller_1(first, second):
return abs(first - second) <= 1
ccd1 = CCDData(np.ones((10, 10)), unit='', wcs=2)
ccd2 = CCDData(np.ones((10, 10)), unit='', wcs=5)
with pytest.raises(ValueError):
ccd1.add(ccd2, compare_wcs=return_diff_smaller_1).wcs
with pytest.raises(ValueError):
ccd1.subtract(ccd2, compare_wcs=return_diff_smaller_1).wcs
with pytest.raises(ValueError):
ccd1.multiply(ccd2, compare_wcs=return_diff_smaller_1).wcs
with pytest.raises(ValueError):
ccd1.divide(ccd2, compare_wcs=return_diff_smaller_1).wcs示例2: test_arithmetic_with_wcs_compare
# 需要導入模塊: from astropy.nddata.ccddata import CCDData [as 別名]
# 或者: from astropy.nddata.ccddata.CCDData import divide [as 別名]
def test_arithmetic_with_wcs_compare():
def return_diff_smaller_3(first, second):
return abs(first - second) <= 3
ccd1 = CCDData(np.ones((10, 10)), unit='', wcs=2)
ccd2 = CCDData(np.ones((10, 10)), unit='', wcs=5)
assert ccd1.add(ccd2, compare_wcs=return_diff_smaller_3).wcs == 2
assert ccd1.subtract(ccd2, compare_wcs=return_diff_smaller_3).wcs == 2
assert ccd1.multiply(ccd2, compare_wcs=return_diff_smaller_3).wcs == 2
assert ccd1.divide(ccd2, compare_wcs=return_diff_smaller_3).wcs == 2示例3: test_arithmetic_overload_differing_units
# 需要導入模塊: from astropy.nddata.ccddata import CCDData [as 別名]
# 或者: from astropy.nddata.ccddata.CCDData import divide [as 別名]
def test_arithmetic_overload_differing_units():
a = np.array([1, 2, 3]) * u.m
b = np.array([1, 2, 3]) * u.cm
ccddata = CCDData(a)
# TODO: Could also be parametrized.
res = ccddata.add(b)
np.testing.assert_array_almost_equal(res.data, np.add(a, b).value)
assert res.unit == np.add(a, b).unit
res = ccddata.subtract(b)
np.testing.assert_array_almost_equal(res.data, np.subtract(a, b).value)
assert res.unit == np.subtract(a, b).unit
res = ccddata.multiply(b)
np.testing.assert_array_almost_equal(res.data, np.multiply(a, b).value)
assert res.unit == np.multiply(a, b).unit
res = ccddata.divide(b)
np.testing.assert_array_almost_equal(res.data, np.divide(a, b).value)
assert res.unit == np.divide(a, b).unit示例4: test_arithmetic_divide_with_array
# 需要導入模塊: from astropy.nddata.ccddata import CCDData [as 別名]
# 或者: from astropy.nddata.ccddata.CCDData import divide [as 別名]
def test_arithmetic_divide_with_array():
ccd = CCDData(np.ones((3, 3)), unit=u.m)
res = ccd.divide(np.ones((3, 3)) * 2)
np.testing.assert_array_equal(res.data, [[0.5, 0.5, 0.5]] * 3)
assert res.unit == ccd.unit示例5: test_arithmetic_no_wcs_compare
# 需要導入模塊: from astropy.nddata.ccddata import CCDData [as 別名]
# 或者: from astropy.nddata.ccddata.CCDData import divide [as 別名]
def test_arithmetic_no_wcs_compare():
ccd = CCDData(np.ones((10, 10)), unit='')
assert ccd.add(ccd, compare_wcs=None).wcs is None
assert ccd.subtract(ccd, compare_wcs=None).wcs is None
assert ccd.multiply(ccd, compare_wcs=None).wcs is None
assert ccd.divide(ccd, compare_wcs=None).wcs is None