def _parse_points(ctx):
"""
Parse project points from CLI inputs
Parameters
----------
ctx : dict
CLI context object
Returns
-------
points : slice | list | string | ProjectPoints
ProjectPoints or points to initialize ProjectPoints
"""
tech = ctx.obj['TECH']
points = ctx.obj['POINTS']
sam_files = ctx.obj['SAM_FILES']
res_file = ctx.obj['RES_FILE']
curtailment = ctx.obj['CURTAILMENT']
lat_lon_fpath = ctx.obj.get('LAT_LON_FPATH', None)
lat_lon_coords = ctx.obj.get('LAT_LON_COORDS', None)
regions = ctx.obj.get('REGIONS', None)
region = ctx.obj.get('REGION', None)
region_col = ctx.obj.get('REGION_COL', 'state')
i = 0
if points is not None:
i += 1
if lat_lon_fpath is not None or lat_lon_coords:
lat_lons = _parse_lat_lons(lat_lon_fpath, lat_lon_coords)
points = ProjectPoints.lat_lon_coords(lat_lons, res_file,
sam_files, tech=tech,
curtailment=curtailment)
i += 1
if region is not None or regions is not None:
regions = _parse_regions(regions, region, region_col)
points = ProjectPoints.regions(regions, res_file, sam_files,
tech=tech,
curtailment=curtailment)
i += 1
msg = None
if i == 0:
msg = ("reV Gen requires one of 'points', 'lat-lon-fpath', "
"'lat-lon-coords', 'regions', or 'region' and region-col' "
"must be supplied to determine points to compute generation "
"for!")
elif i > 1:
msg = ("reV Gen can only produce a unique set of Project Points for "
"a single input value for ONE of 'points', 'lat-lon-fpath', "
"'lat-lon-coords', 'regions', or 'region' and region-col'")
if msg is not None:
logger.error(msg)
raise ProjectPointsValueError(msg)
return points
def from_regions(ctx, regions, region, region_col):
"""Extract ProjectPoints for given geographic regions"""
regions = _parse_regions(regions, region, region_col)
logger.info('Creating ProjectPoints from {} and saving to {}'.format(
regions, ctx.obj['FPATH']))
pp = ProjectPoints.regions(regions, ctx.obj['RES_FILE'],
ctx.obj['SAM_FILE'])
pp.df.to_csv(ctx.obj['FPATH'])
def test_duplicate_coords():
"""
Test ProjectPoint.lat_lon_coords duplicate coords error
"""
res_file = os.path.join(TESTDATADIR, 'nsrdb/', 'ri_100_nsrdb_2012.h5')
sam_files = os.path.join(TESTDATADIR, 'SAM/naris_pv_1axis_inv13_cs.json')
with Resource(res_file) as f:
meta = f.meta
duplicates = meta.loc[[2, 3, 3, 4], ['latitude', 'longitude']].values
with pytest.raises(RuntimeError):
ProjectPoints.lat_lon_coords(duplicates, res_file, sam_files)
regions = {'Kent': 'county', 'Rhode Island': 'state'}
with pytest.raises(RuntimeError):
ProjectPoints.regions(regions, res_file, sam_files)
def test_regions(counties):
"""
Test ProjectPoint.regions class method
"""
res_file = os.path.join(TESTDATADIR, 'nsrdb/', 'ri_100_nsrdb_2012.h5')
sam_files = os.path.join(TESTDATADIR, 'SAM/naris_pv_1axis_inv13_cs.json')
with Resource(res_file) as f:
meta = f.meta
baseline = meta.loc[meta['county'].isin(counties)].index.values.tolist()
regions = {c: 'county' for c in counties}
pp = ProjectPoints.regions(regions, res_file, sam_files)
assert sorted(baseline) == pp.sites