"""The import interface to load recordings from disk."""

def __init__(self, f_name):

self.filename = f_name

def load_recordings(self):

try:

data = np.loadtxt( self.filename )

except IOError as e:

print "I/O error({0}): {1}".format(e.errno, e.strerror)

samples = data.size/3 # a single recording

# samples = round(samples*0.03) # SPEEDUP HACK

nr_electrodes = data[0].size - 1 # first column is labels

rec = Recording(nr_electrodes, samples)

sample_index = 0

for t_vec in data[:samples]:

rec.set_label(sample_index, round(t_vec[0]))

for e in range(nr_electrodes):

rec.set_data(e, sample_index, t_vec[1+e])

sample_index += 1