def handle(self, *args, **options):
filename = options['filename'][0]
with open(filename) as myfile:
print("Reading electoral data...")
reader = csv.DictReader(myfile)
data = [preprocess_dict(x) for x in reader]
print("done - %d records read" % len(data))
records_done = 0
temp_list = []
for grouper, my_group in groupby(data, key=groupby_key):
my_group = list(my_group)
domecile_dict = split_dict(my_group[0], domecile_elements)
domecile_dict['electoral_registration_office'] = self.ero
domecile_obj, result = Domecile.objects.get_or_create(
**domecile_dict)
for line in my_group:
contact = split_dict(line, contact_elements)
contact_obj = Contact.objects.filter(
domecile=domecile_obj,
ero_number=contact['ero_number'],
pd=contact['pd']).first()
records_done += 1
if not contact_obj:
contact_obj = Contact(**contact)
contact_obj.domecile = domecile_obj
temp_list.append(contact_obj)
if records_done % 5000 == 0:
print("%d records done - last one %s, %s" %
(records_done, contact_obj, domecile_obj))
Contact.objects.bulk_create(temp_list)
temp_list = []
if temp_list:
Contact.objects.bulk_create(temp_list)
print(temp_list)
def handle(self, *args, **options):
filename = options['filename'][0]
with open(filename) as myfile:
print("Reading electoral data...")
reader = csv.DictReader(myfile)
data = [transform_dict(x, rename_dict) for x in reader]
for line in data:
if 'postcode' not in line or not line['postcode']:
for i in range(7, 0, -1):
index = 'address_' + str(i)
if line[index]:
try:
line['postcode'] = line['address_' + str(i)]
line['address_%d' + str(i)] = ''
break
except KeyError:
line['postcode'] = ''
break
finally:
if line['postcode'] == 'OTHER ELECTORS':
line['postcode'] = ''
data.sort(key=groupby_key)
print("done - %d records read" % len(data))
records_done = 0
temp_list = []
for grouper, my_group in groupby(data, key=groupby_key):
my_group = list(my_group)
domecile_dict = split_dict(my_group[0], domecile_elements)
domecile_dict['electoral_registration_office'] = self.ero
try:
domecile_obj, result = Domecile.objects.get_or_create(**domecile_dict)
except DataError:
print(domecile_dict)
raise
for line in my_group:
contact_dict = split_dict(line, contact_elements)
if contact_dict['date_of_attainment']:
temp = [int(x) for x in contact_dict['date_of_attainment'].split('/')]
contact_dict['date_of_attainment'] = date(temp[2], temp[1], temp[0])
else:
contact_dict['date_of_attainment'] = None
contact_obj = Contact.objects.filter(ero_number=contact_dict['ero_number'],
domecile__electoral_registration_office=self.ero,
pd=contact_dict['pd']).first()
records_done += 1
if not contact_obj:
contact_obj = Contact(**contact_dict)
contact_obj.domecile = domecile_obj
temp_list.append(contact_obj)
if records_done % 1000 == 0:
print("%d records done - last one %s, %s" % (records_done, contact_obj, domecile_obj))
Contact.objects.bulk_create(temp_list)
temp_list = []
if temp_list:
Contact.objects.bulk_create(temp_list)
print(temp_list)
def separate_contacts_and_domiciles(line):
domecile = {
key.replace('Domecile.', ''): y
for key, y in line.items() if 'Domecile.' in key
}
try:
matched = Domecile.objects.get(
**{
key.replace('Domecile.', ''): y
for key, y in line.items() if 'Domecile.' in key
})
except Domecile.DoesNotExist:
matched = Domecile(**domecile)
matched.save()
contact = {
key.replace('Contact.', ''): y
for key, y in line.items() if 'Contact.' in key
}
contact = Contact(**contact)
contact.domecile = matched
return contact
def handle(self, *args, **options):
filename = options['filename'][0]
with open(filename) as myfile:
print("Reading electoral data...")
reader = csv.DictReader(myfile)
data = [transform_dict(x, rename_dict) for x in reader]
data.sort(key=groupby_key)
print("done - %d records read" % len(data))
records_done = 0
temp_list, error_list = [], []
for grouper, my_group in groupby(data, key=groupby_key):
my_group = list(my_group)
domecile_dict = split_dict(my_group[0], domecile_elements)
domecile_dict['electoral_registration_office'] = self.ero
domecile_obj, result = Domecile.objects.get_or_create(
**domecile_dict)
for line in my_group:
contact_dict = split_dict(line, contact_elements)
if contact_dict['date_of_attainment']:
temp = [
int(x)
for x in contact_dict['date_of_attainment'].split('/')
]
contact_dict['date_of_attainment'] = date(
temp[2], temp[1], temp[0])
else:
contact_dict['date_of_attainment'] = None
contact_obj = Contact.objects.filter(
ero_number=contact_dict['ero_number'],
domecile__electoral_registration_office=self.ero,
pd=contact_dict['pd']).first()
records_done += 1
if not contact_obj:
contact_obj = Contact(**contact_dict)
contact_obj.domecile = domecile_obj
temp_list.append(contact_obj)
if records_done % 5 == 0:
try:
print("%d records done - last one %s, %s" %
(records_done, contact_obj, domecile_obj))
except:
pass
try:
Contact.objects.bulk_create(temp_list)
except:
error_list += temp_list
temp_list = []
if temp_list:
try:
Contact.objects.bulk_create(temp_list)
except:
error_list += temp_list
if error_list:
for i in error_list:
try:
i.save()
except:
try:
print(i)
except:
pass
