def load_npy_or_csv(self, delimiter=','):
"""
Load the npy or csv file into internal data structures `self._data`
Parameters
----------
delimiter : str, optional
The delimiter for the case file. Default to comma.
Returns
-------
None
"""
try:
data = np.load(self._npy_file)
except FileNotFoundError:
data = np.loadtxt(self._csv_file, delimiter=delimiter, skiprows=1)
self._data = data
def load_npy_or_csv(self, delimiter=','):
"""
Load the npy, zpy or (the legacy) csv file into the
internal data structure `self._xy`.
Parameters
----------
delimiter : str, optional
The delimiter for the case file. Default to comma.
Returns
-------
None
"""
try:
data = np.load(self._npy_file)
if self._npy_file.endswith('npz'):
data = data['data']
except FileNotFoundError:
data = np.loadtxt(self._csv_file, delimiter=delimiter, skiprows=1)
self._data = data