def pump_data(self, data_in=None, zero_inputs=True): # << TO-DO Needs work
##, close_at_end=True):
"""Put the data into the pipeline by wrapping it in a Datapacket.
Get the data out by temporarily sticking a Sink on the end,
returning all the packets received.
Remember to close the pipeline externally, if tidying up actions
need to be performed.
If zero_inputs is True, reinitialise the variables before pumping
the new data in. <<<<<<<zero_inputs<<<<<<<<< TO-DO <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
"""
pump_sink = df.Sink()
self.last_filter.next_filter = pump_sink
print '**10195** Connect (%s, pump_data) %s >>> %s' % (
self.name, self.last_filter.name, pump_sink.name)
try:
data_in + [] # TO-DO: Better way to check the data type
except TypeError: # Not a list
data_in = [data_in]
for data in data_in:
if data is None:
## packet = None
packet = dfb.DataPacket(None) # Or ''??
else:
packet = dfb.DataPacket(str(data))
if fut.debug > 1: #pragma: nocover
print '**3698**', 65 * '='
if fut.debug > 2: #pragma: nocover
show_data = '|'.join(fut.split_strings(str(data), 8))
print '**3705** data_in = "%s"' % (
fut.data_to_hex_string(show_data[:80]))
self.first_filter.send(packet)
##if close_at_end:
##self.first_filter.shut_down()
# All data has arrived, so disconnect sink
self.last_filter.next_filter = None
# Store the full results packets in self.results in case they are
# needed, returning the packet.data as a list.
self.results = pump_sink.results
# TO-DO: Decide about which data type here -- strings or lists
## return pump_sink.results[-1].data
if len(self.results) == 1:
return self.results[0].data
else:
return [pkt.data for pkt in self.results]
def pump_data(self, data_in=None, zero_inputs=True): # << TO-DO Needs work
##, close_at_end=True):
"""Put the data into the pipeline by wrapping it in a Datapacket.
Get the data out by temporarily sticking a Sink on the end,
returning all the packets received.
Remember to close the pipeline externally, if tidying up actions
need to be performed.
If zero_inputs is True, reinitialise the variables before pumping
the new data in. <<<<<<<zero_inputs<<<<<<<<< TO-DO <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
"""
pump_sink = df.Sink()
self.last_filter.next_filter = pump_sink
print '**10195** Connect (%s, pump_data) %s >>> %s' % (
self.name, self.last_filter.name, pump_sink.name)
try:
data_in + [] # TO-DO: Better way to check the data type
except TypeError: # Not a list
data_in = [data_in]
for data in data_in:
if data is None:
## packet = None
packet = dfb.DataPacket(None) # Or ''??
else:
packet = dfb.DataPacket(str(data))
if fut.debug > 1: #pragma: nocover
print '**3698**', 65 * '='
if fut.debug > 2: #pragma: nocover
show_data = '|'.join(fut.split_strings(str(data), 8))
print '**3705** data_in = "%s"' % (
fut.data_to_hex_string(show_data[:80]))
self.first_filter.send(packet)
##if close_at_end:
##self.first_filter.shut_down()
# All data has arrived, so disconnect sink
self.last_filter.next_filter = None
# Store the full results packets in self.results in case they are
# needed, returning the packet.data as a list.
self.results = pump_sink.results
# TO-DO: Decide about which data type here -- strings or lists
## return pump_sink.results[-1].data
if len(self.results) == 1:
return self.results[0].data
else:
return [pkt.data for pkt in self.results]
def test_split_strings(self):
self.assertEquals(fut.split_strings('ABCD', 2), ['AB', 'CD'])
self.assertEquals(fut.split_strings('ABCDE', 2), ['AB', 'CD', 'E'])
self.assertEquals(fut.split_strings('', 2), [])
self.assertEquals(fut.split_strings('ABCDEF', 5), ['ABCDE', 'F'])
self.assertRaises(ValueError, fut.split_strings, 'ABCDEF', 0)
def test_split_strings(self):
self.assertEquals(fut.split_strings('ABCD', 2), ['AB', 'CD'])
self.assertEquals(fut.split_strings('ABCDE', 2), ['AB', 'CD', 'E'])
self.assertEquals(fut.split_strings('', 2), [])
self.assertEquals(fut.split_strings('ABCDEF', 5), ['ABCDE', 'F'])
self.assertRaises(ValueError, fut.split_strings, 'ABCDEF', 0)
