def maps():
data = request.get_json()
nodes = data['nodes']
nodes_count = len(nodes)
graph = [[-1 for j in range(nodes_count)] for i in range(nodes_count)]
mapping = get_mapping(nodes)
for street in data['streets']:
graph[mapping[street['from']]][mapping[street['to']]] = 1
for i in range(nodes_count):
graph[i][i] = 0
intermediary_info = compute_routes(graph)
model_data = {
'name': data['name'],
'mapping': json.dumps(mapping),
'graph': json.dumps(data['streets']),
'intermediary_info': json.dumps(intermediary_info)
}
try:
name = data['name']
city = City.get(City.name == name)
for k, v in model_data.items():
setattr(city, k, v)
city.save()
except DoesNotExist:
City.create(**model_data)
return 'ok'
from models import City
def chunks(l, n):
"""Yield successive n-sized chunks from l."""
for i in range(0, len(l), n):
yield l[i:i + n]
with open('locations.txt', 'r') as myfile:
data = chunks(myfile.read().split('\r')[5:], 5)
for row in data:
print row[0]
City.create(rank=int(row[0]),
city=row[1],
country=row[2],
tourists_millions=float(row[3]),
ig_link=row[4])
