except ValueError:
raise ValueError("Error: could no load %s, please check if it is "
"in the correct 2 column format"
% os.path.basename(filename))
data = data.T
After Change
array of corresponding numeric values (float)
"""
// Use our universal function to load in the events
times, values = load_delimited(filename, [float, float], delimiter)
times = np.array(times)
values = np.array(values)