def _get_model_info(model_name):
"""
Get the grid specifications for a given model.
Parameters
----------
model_name : string
Name of the model. Supports multiple formats
(e.g., 'GEOS5', 'GEOS-5' or 'GEOS_5').
Returns
-------
specifications : dict
Grid specifications as a dictionary.
Raises
------
ValueError
If the model is not supported (see `models`) or if the given
`model_name` corresponds to several entries in the list of
supported models.
"""
# trying to get as much as possible a valid model name from the given
# `model_name`, using regular expressions.
split_name = re.split(r'[\-_\s]', model_name.strip().upper())
sep_chars = ('', ' ', '-', '_')
gen_seps = itertools.combinations_with_replacement(
sep_chars, len(split_name) - 1
)
test_names = ("".join((n for n in itertools.chain(*list(zip(split_name,
s + ('',))))))
for s in gen_seps)
match_names = list([name for name in test_names if name
in _get_supported_models()])
if not len(match_names):
raise ValueError("Model '{0}' is not supported".format(model_name))
elif len(match_names) > 1:
raise ValueError("Multiple matched models for given model name '{0}'"
.format(model_name))
valid_model_name = match_names[0]
parent_models = _find_references(valid_model_name)
model_spec = dict()
for m in parent_models:
model_spec.update(MODELS[m])
model_spec.pop('reference')
model_spec['model_family'] = parent_models[0]
model_spec['model_name'] = valid_model_name
return model_spec
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