def test_ulid_from_time():
ulid1 = ULID.from_timestamp(time.time())
ulid2 = ULID.from_datetime(utcnow())
now = utcnow()
t = time.time()
assert ulid1.timestamp == pytest.approx(t)
datetimes_almost_equal(ulid1.datetime, now)
assert ulid2.timestamp == pytest.approx(t)
datetimes_almost_equal(ulid2.datetime, now)
def test_idempotency():
ulid = ULID()
assert ULID.from_bytes(ulid.bytes) == ulid
assert ULID.from_str(str(ulid)) == ulid
assert ULID.from_uuid(ulid.to_uuid()) == ulid
assert ULID.from_int(int(ulid)) == ulid
assert ULID.from_hex(ulid.hex) == ulid
def create_invoice(account_id, client_id, invoice):
if not invoice.get('number'):
invoice['number'] = next_invoice_num(account_id)
invoice_id = str(ULID.from_datetime(invoice['issued_on']))
invoice['invoice_id'] = invoice_id
invoice['client_id'] = client_id
invoice_item = {
**make_indexes(
'Invoice',
PK=f'CLIENT#{client_id}',
SK=f'#INVOICE#{invoice_id}',
GSI1PK=f'INVOICE#{invoice_id}',
GSI1SK=f'INVOICE#{invoice_id}',
),
**dict_to_item(invoice)
}
ddb_client.transact_write_items(TransactItems=[
make_put_unique(invoice_item),
make_put_unique(
dict_to_item(
{
'PK':
f'ACCOUNT#{account_id}#INVOICENUMBER#{invoice["number"]}',
'SK':
f'ACCOUNT#{account_id}#INVOICENUMBER#{invoice["number"]}',
}, False)),
])
return invoice_id
def start_process(self, process, tasks: list) -> FanManagerResults:
print(f"\n\nDEBUG Starting process: {process}")
updated_process = ProcessDTO(
process_name=process.process_name,
process_id=str(ULID()),
started=datetime.now().isoformat(),
information=process.information,
)
self.repository.save_process(updated_process)
updated_tasks = []
for task in tasks:
print(f"\nDEBUG Adding: {task.task_name}")
new_task = TaskDTO(
task.task_name,
task.task_message,
updated_process.process_id,
updated_process.process_name,
TASK_STATUS_FAN_OUT,
datetime.now().isoformat(),
datetime.now().isoformat(),
)
self.repository.save_task(new_task)
updated_tasks.append(new_task)
event = FanEventDTO(
self.event_source, EVENT_PROCESS_STARTED, updated_process.__dict__
)
self.notifier.send_message(event)
return FanManagerResults(updated_process, updated_tasks, [event])
def test_comparison():
with freeze_time() as frozen_time:
ulid1 = ULID()
assert ulid1 == ulid1
assert ulid1 == int(ulid1)
assert ulid1 == ulid1.bytes
assert ulid1 == str(ulid1)
assert (ulid1 == object()) is False
frozen_time.tick()
ulid2 = ULID()
assert ulid1 < ulid2
assert ulid1 < int(ulid2)
assert ulid1 < ulid2.bytes
assert ulid1 < str(ulid2)
with pytest.raises(TypeError):
ulid1 < object()
def test_ulid():
ulid = ULID()
t = time.time()
now = utcnow()
assert len(ulid.bytes) == constants.BYTES_LEN
assert len(str(ulid)) == constants.REPR_LEN
assert all(c in base32.ENCODE for c in str(ulid))
assert isinstance(ulid.to_uuid(), uuid.UUID)
assert isinstance(ulid.timestamp, float)
assert ulid.timestamp == pytest.approx(t)
assert isinstance(ulid.datetime, datetime)
datetimes_almost_equal(ulid.datetime, now)
def on_mutations_created(items):
nonlocal total
progress.update()
total += len(items)
for path, delta in items:
# TODO: replace ULID with a content addressable hash.
uid = ULID().to_uuid()
# delta is a compressed unified diff
db[lexode.pack([1, uid])] = lexode.pack([path, delta])
def test_ulid_monotonic_sorting(tick):
ulids = []
initial_time = utcnow()
with freeze_time(initial_time) as frozen_time:
for i in range(1, 11):
ulids.append(ULID())
frozen_time.move_to(initial_time + timedelta(seconds=i * tick))
assert_sorted(ulids)
assert_sorted([str(v) for v in ulids])
assert_sorted([int(v) for v in ulids])
assert_sorted([v.bytes for v in ulids])
def human_readable_ulid(ulid: ULID) -> "str":
"""
Formats the timestamp part of the ULID as a human readable datetime. Uses "T" as the date/time
separator as per RFC3339, hyphen as the datetime field separator to ensure broad filesystem
compatibility, and underscore as the datetime/randomness separator.
ULIDs have millisecond timestamps, but strftime can only format microseconds, so we need to chop
off the last three characters.
"""
datetime_string = ulid.timestamp().datetime.strftime(
"%Y-%m-%dT%H-%M-%S-%f")[:-3]
return f"{datetime_string}Z_{ulid.randomness()}"
def create_account(account):
account['account_id'] = str(ULID())
account_item = {
**make_indexes('Account',
PK=f'ACCOUNT#{account["account_id"]}',
SK=f'ACCOUNT#{account["account_id"]}'),
**dict_to_item(account)
}
ddb_client.transact_write_items(TransactItems=[
make_put_unique(account_item),
make_put_unique(
dict_to_item(
{
'PK': f'ACCOUNTEMAIL#{account["email"]}',
'SK': f'ACCOUNTEMAIL#{account["email"]}',
}, False)),
])
return account['account_id']
def create_line_item(invoice_id, line_item):
line_item_id = str(ULID())
line_item['line_item_id'] = line_item_id
line_item['invoice_id'] = invoice_id
ddb_client.put_item(
TableName=table_name,
Item={
**make_indexes(
'LineItem',
PK=f'INVOICE#{invoice_id}#LINEITEM#{line_item_id}',
SK=f'INVOICE#{invoice_id}#LINEITEM#{line_item_id}',
GSI1PK=f'INVOICE#{invoice_id}',
GSI1SK=f'LINEITEM#{line_item_id}',
),
**dict_to_item(line_item)
})
return line_item_id
async def send_templated_message(
msg: TemplatedMessage,
client_settings: ClientSettings = Depends(identify_client)):
with start_task(task="send_templated_message") as task:
recipient_info = decode_recipient_info(
msg.recipient_info, msg.sender or client_settings.default_sender)
failed_transports = []
successful_transports = []
for transport_id, recipient in recipient_info.transports.items():
transport = TRANSPORTS[transport_id]
await transport.connect()
try:
await transport.send_templated_message(msg, recipient,
client_settings)
except SendFailed:
failed_transports.append(transport)
else:
successful_transports.append(transport)
await transport.disconnect()
msg_id = str(ULID())
task.add_success_fields(
msg_id=msg_id,
failed_transports=[t.transport_name for t in failed_transports],
successful_transports=[
t.transport_name for t in successful_transports
])
if not successful_transports:
transports_failed = TransportsFailed.ALL
elif failed_transports:
transports_failed = TransportsFailed.SOME
else:
transports_failed = TransportsFailed.NONE
return MessageResponse(msg_id=msg_id, transports_failed=transports_failed)
def create_client(account_id, client):
client['client_id'] = str(ULID())
client_item = {
**make_indexes('Client',
PK=f'CLIENT#{client["client_id"]}',
SK=f'CLIENT#{client["client_id"]}'),
**dict_to_item(client)
}
ddb_client.transact_write_items(TransactItems=[
make_put_unique(client_item),
make_put_unique(
dict_to_item(
{
'PK':
f'ACCOUNT#{account_id}#CLIENTEMAIL#{client["email"]}',
'SK':
f'ACCOUNT#{account_id}#CLIENTEMAIL#{client["email"]}',
}, False)),
{
'Update': {
'TableName':
table_name,
'Key':
dict_to_item(
{
'PK': f'ACCOUNT#{account_id}',
'SK': f'ACCOUNT#{account_id}',
}, False),
'UpdateExpression':
'ADD Clients :clientId',
'ExpressionAttributeValues':
dict_to_item({
':clientId': set([client['client_id']]),
}, False),
}
},
])
return client['client_id']
def test_repr():
ulid = ULID()
assert f"ULID({str(ulid)})" == repr(ulid)
def new_ulid_str():
return str(ULID())
from .extractor import Extractor from .manager import Manager from ulid import ULID id_generator = ULID()
def ulid(self):
return ULID.from_str(self.id)
def test_ulid_from_timestamp():
t = time.time()
ulid1 = ULID.from_timestamp(t)
ulid2 = ULID.from_timestamp(int(t * constants.MILLISECS_IN_SECS))
assert ulid1.timestamp == ulid2.timestamp