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Fix and document clearsky_model for ModelChain #1924

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Merged
kandersolar merged 7 commits into from
Dec 14, 2023
+13 −3
Merged

Fix and document clearsky_model for ModelChain #1924

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ab0cef2
add note about clearsky_model
cwhanse Dec 1, 2023
2916b99
whatsnew
cwhanse Dec 1, 2023
ae06f5f
pass clearsky_model to get_clearsky
cwhanse Dec 13, 2023
67be62c
add bug fix note
cwhanse Dec 13, 2023
c1effe8
test for correct argument
cwhanse Dec 14, 2023
a749461
test for correct argument
cwhanse Dec 14, 2023
c8b2ea9
test for correct argument
cwhanse Dec 14, 2023
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2 changes: 2 additions & 0 deletions docs/sphinx/source/whatsnew/v0.10.3.rst
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Expand Up @@ -17,6 +17,8 @@ Bug fixes
~~~~~~~~~
* Fix mapping of the dew point column to ``temp_dew`` when ``map_variables``
is True in :py:func:`pvlib.iotools.get_psm3`. (:pull:`1920`)
* Fix :py:class:`pvlib.modelchain.ModelChain` to use attribute `clearsky_model`
(:pull:`1924`)

Testing
~~~~~~~
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3 changes: 2 additions & 1 deletion pvlib/modelchain.py
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Expand Up @@ -1355,7 +1355,8 @@ def _complete_irradiance(self, weather):
"https://github.com/pvlib/pvlib-python \n")
if {'ghi', 'dhi'} <= icolumns and 'dni' not in icolumns:
clearsky = self.location.get_clearsky(
weather.index, solar_position=self.results.solar_position)
weather.index, model=self.clearsky_model,
solar_position=self.results.solar_position)
complete_irrad_df = pvlib.irradiance.complete_irradiance(
solar_zenith=self.results.solar_position.zenith,
ghi=weather.ghi,
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9 changes: 6 additions & 3 deletions pvlib/tests/test_modelchain.py
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Expand Up @@ -1847,7 +1847,7 @@ def test_complete_irradiance_clean_run(sapm_dc_snl_ac_system, location):
pd.Series([9, 5], index=times, name='ghi'))


def test_complete_irradiance(sapm_dc_snl_ac_system, location):
def test_complete_irradiance(sapm_dc_snl_ac_system, location, mocker):
"""Check calculations"""
mc = ModelChain(sapm_dc_snl_ac_system, location)
times = pd.date_range('2010-07-05 7:00:00-0700', periods=2, freq='H')
Expand All @@ -1867,12 +1867,15 @@ def test_complete_irradiance(sapm_dc_snl_ac_system, location):
pd.Series([372.103976116, 497.087579068],
index=times, name='ghi'))

# check that clearsky_model is used correctly
m_ineichen = mocker.spy(location, 'get_clearsky')
mc.complete_irradiance(i[['dhi', 'ghi']])
assert m_ineichen.call_count == 1
assert_series_equal(mc.results.weather['dni'],
pd.Series([49.756966, 62.153947],
index=times, name='dni'))


@pytest.mark.filterwarnings("ignore:This function is not safe at the moment")
@pytest.mark.parametrize("input_type", [tuple, list])
def test_complete_irradiance_arrays(
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