def __init__(self, hostname='localhost', port=1972, n_channels=16, window_delay=50):
self.client = Client()
self.n_channels = n_channels
self.data_x = np.zeros((0, n_channels))
self.data_y = []
while not self.client.isConnected:
try:
self.client.connect(hostname, port)
except socket.error:
print("Failed to connect at " + hostname + ":" + str(port))
time.sleep(1)
self.buffer_start_index = self.client.poll()[0]
self.transition_indexes = [self.client.poll()[0] - self.buffer_start_index]
self.transition_classes = []
self.min_rows_per_chunk = sys.float_info.max
self.window_delay = window_delay
def connect(header=True, verbose=True):
"""Connects to the buffer. And waits for a header (unless otherwise
specified). The ftc variable contains the client connection."""
global ftc, event
ftc = Client()
event = Event()
adress = "localhost"
port = 1972
if verbose:
adress = raw_input("Buffer adress (default is \"localhost:1972\"):")
if adress == "":
adress = "localhost"
else:
try:
split = adress.split(":")
adress = split[0]
port = int(split(1))
except ValueError:
print "Invalid port formatting " + split[1]
except IndexError:
print "Invalid adress formatting " + adress
while not ftc.isConnected:
try:
ftc.connect(adress, port)
except socket.error:
print "Failed to connect at " + adress + ":" + str(port)
sleep(1)
if header:
hdr = waitforheader(verbose)
return ftc, hdr
return ftc
