def cluster_cells(cells, lookups, min_age=0):
"""
Cluster cells by area.
"""
now = util.utcnow()
today = now.date()
# Create a dict of cell ids mapped to their age and signal strength.
obs_data = {}
for lookup in lookups:
obs_data[decode_cellid(lookup.cellid)] = (
max(abs(lookup.age or min_age), 1000),
lookup.signalStrength or MIN_CELL_SIGNAL[lookup.radioType])
areas = defaultdict(list)
for cell in cells:
areas[area_id(cell)].append(cell)
clusters = []
for area_cells in areas.values():
clusters.append(numpy.array([(
cell.lat, cell.lon, cell.radius,
obs_data[cell.cellid][0],
obs_data[cell.cellid][1],
station_score(cell, now),
encode_cellid(*cell.cellid),
bool(cell.last_seen >= today))
for cell in area_cells],
dtype=NETWORK_DTYPE))
return clusters
def cluster_cells(cells, lookups, min_age=0):
"""
Cluster cells by area.
"""
now = util.utcnow()
today = now.date()
# Create a dict of cell ids mapped to their age and signal strength.
obs_data = {}
for lookup in lookups:
obs_data[decode_cellid(lookup.cellid)] = (max(
abs(lookup.age or min_age),
1000), lookup.signalStrength or MIN_CELL_SIGNAL[lookup.radioType])
areas = defaultdict(list)
for cell in cells:
areas[area_id(cell)].append(cell)
clusters = []
for area_cells in areas.values():
clusters.append(
numpy.array(
[(cell.lat, cell.lon, cell.radius, obs_data[cell.cellid][0],
obs_data[cell.cellid][1], station_score(cell, now),
encode_cellid(*cell.cellid), bool(cell.last_seen >= today))
for cell in area_cells],
dtype=NETWORK_DTYPE))
return clusters
def base_key(self):
radio, mcc, mnc, lac, cid = decode_cellid(self.station_key)
return {
'cellid': self.station_key,
'radio': radio,
'mcc': mcc,
'mnc': mnc,
'lac': lac,
'cid': cid,
}
def base_key(self):
radio, mcc, mnc, lac, cid = decode_cellid(self.station_key)
return {
"cellid": self.station_key,
"radio": radio,
"mcc": mcc,
"mnc": mnc,
"lac": lac,
"cid": cid,
}
def base_key(self):
radio, mcc, mnc, lac, cid = decode_cellid(self.station_key)
return {
'cellid': self.station_key,
'radio': radio,
'mcc': mcc,
'mnc': mnc,
'lac': lac,
'cid': cid,
}
def _base_station_values(self, station_key, observations):
radio, mcc, mnc, lac, cid = decode_cellid(station_key)
if observations:
psc = observations[-1].psc
return {
'cellid': station_key,
'radio': radio,
'mcc': mcc,
'mnc': mnc,
'lac': lac,
'cid': cid,
'psc': psc,
'modified': self.utcnow,
}
def _base_station_values(self, station_key, observations):
radio, mcc, mnc, lac, cid = decode_cellid(station_key)
if observations:
psc = observations[-1].psc
return {
'cellid': station_key,
'radio': radio,
'mcc': mcc,
'mnc': mnc,
'lac': lac,
'cid': cid,
'psc': psc,
'modified': self.utcnow,
}
def add_area_update(self, key):
self.updated_areas.add(encode_cellarea(*decode_cellid(key)[:4]))
def check_areas(self, celery, obs):
queue = celery.data_queues["update_cellarea"]
queued = set(queue.dequeue())
cellids = [decode_cellid(ob.unique_key) for ob in obs]
areaids = set([encode_cellarea(*cellid[:4]) for cellid in cellids])
assert queued == areaids
def check_areas(self, celery, obs):
queue = celery.data_queues['update_cellarea']
queued = set(queue.dequeue())
cellids = [decode_cellid(ob.unique_key) for ob in obs]
areaids = set([encode_cellarea(*cellid[:4]) for cellid in cellids])
assert queued == areaids
def add_area_update(self, updated_areas, key):
updated_areas.add(encode_cellarea(*decode_cellid(key)[:4]))
