def __init__(self, defaults: Dict = None):
self.defaults = {
datetime: lambda x: TimeUtils.to_timestamp(x),
date: lambda x: TimeUtils.to_timestamp(x),
UUID: lambda x: x.hex,
set: lambda x: list(x),
DictObject: lambda x: x.to_dict(),
}
self.defaults.update(defaults or {})
def write_command(cls, command, path: Text = None):
path = path if path else '/tmp'
timestamp = TimeUtils.utc_timestamp()
cls.sequence += 1
tmp_file = f'appyratus-sys-exec-{timestamp}-{cls.sequence}.sh'
file_path = PathUtils.join(path, tmp_file)
File.write(file_path, f"#!/usr/bin/env bash\n{command}")
PathUtils.make_executable(file_path, user=True)
return file_path
def process(self, value):
if isinstance(value, (int, float)):
return (value, None)
elif isinstance(value, datetime):
return (TimeUtils.to_timestamp(value), None)
elif isinstance(value, date):
return (time.mktime(value.timetuple()), None)
else:
return (None, UNRECOGNIZED_VALUE)
class NumericIndex(RangeIndex):
custom_serializers = {
UUID: lambda x: int(x.hex, 16),
datetime: lambda x: TimeUtils.to_timestamp(x),
bool: lambda x: int(x),
}
def upsert(self, _id, value, pipe=None):
redis = pipe if pipe is not None else self.redis
ser = self.custom_serializers.get(value.__class__)
value = ser(value) if ser else value
redis.zrem(self.name, _id)
redis.zadd(self.name, {_id: value})
def delete(self, _id, pipe=None):
redis = pipe if pipe is not None else self.redis
redis.zrem(self.name, _id)
def delete_many(self, _ids, pipe=None):
if isinstance(_ids, GeneratorType):
_ids = tuple(_ids)
if _ids:
redis = pipe if pipe is not None else self.redis
redis.zrem(self.name, *_ids)
def search(self,
lower=None,
upper=None,
include_lower=True,
include_upper=False,
offset=None,
limit=None,
pipe=None):
if lower is not None:
lower = '({}'.format(lower) if not include_lower else lower
else:
lower = '-inf'
if upper is not None:
upper = '({}'.format(upper) if not include_upper else upper
else:
upper = '+inf'
if limit is not None and offset is None:
offset = 0
redis = pipe if pipe is not None else self.redis
return [
v.split(self.DELIM_BYTES)[-1] for v in redis.zrangebyscore(
self.name, lower, upper, start=offset, num=limit)
]
def __init__(self, exc, middleware=None):
self.middleware = middleware
self.timestamp = TimeUtils.utc_now()
self.exc = exc
if isinstance(exc, RavelError) and exc.wrapped_traceback:
self.trace = self.exc.wrapped_traceback.strip().split('\n')[1:]
self.exc_message = self.trace[-1].split(': ', 1)[1]
else:
self.trace = traceback.format_exc().strip().split('\n')[1:]
final_line = self.trace[-1]
if ':' in final_line:
self.exc_message = final_line.split(':', 1)[1]
else:
self.exc_message = None
def read_context(cls, path: Text = None):
_, context, _, _ = DotFileManager.get_context(path)
embryo_commands = cls.parse_context(context)
embryo_commands.sort(key=lambda tup: tup[0])
used_commands = []
for timestamp, command in embryo_commands:
if command in used_commands:
continue
if timestamp is not None:
ts = TimeUtils.from_timestamp(timestamp)
else:
ts = None
used_commands.append((ts, command))
return used_commands
def build_response_message(self, message: Message,
source: Dict) -> Message:
"""
Recursively bind each value in a source dict to the corresponding
attribute in a grpc Message object, resulting in the prepared response
message, ready to be sent back to the client.
"""
if source is None:
return None
for k, v in source.items():
if v is None:
# protobufs don't understand null values
continue
# TODO: move conversion logic into adapters
if isinstance(v, (date, datetime)):
ts = TimeUtils.to_timestamp(v)
setattr(message, k, ts)
elif isinstance(getattr(message, k), Message):
sub_message = getattr(message, k)
assert isinstance(v, dict)
self.build_response_message(sub_message, v)
elif isinstance(v, dict):
json_str = self.json.encode(v)
setattr(message, k, json_str)
elif isinstance(v, (list, tuple, set)):
list_field = getattr(message, k)
sub_message_type_name = ('{}Schema'.format(k.title().replace(
'_', '')))
sub_message_type = getattr(message, sub_message_type_name,
None)
if sub_message_type:
list_field.extend(
self.build_response_message(sub_message_type(), v_i)
for v_i in v)
else:
v_prime = [
x if not isinstance(x, dict) else self.json.encode(x)
for x in v
]
list_field.extend(v_prime)
else:
setattr(message, k, v)
return message
def __init__(
self,
method: Text,
args: Tuple = None,
kwargs: Dict = None,
result=None,
exc: Exception = None,
):
self.method = method
self.args = list(args) if args else []
self.kwargs = kwargs or {}
self.result = result
self.timestamp = TimeUtils.utc_now()
self.exc = exc
# fix up create and create_many args and kwargs.
# see the doc string for _backfill_id_fields.
if (exc is None) and (method in {'create', 'create_many'}):
self._backfill_id_fields(result)
def process_message(self, level: Text, message: Text, data: Dict) -> Text:
when = TimeUtils.utc_now().strftime('%m/%d/%Y %H:%M:%S')
level = level.upper()[0]
if data:
data = json.decode(json.encode(data))
if self._style == 'json':
dumped_data = self._to_json(data)
elif self._style == 'yaml':
dumped_data = self._to_yaml(data)
else:
raise ValueError(f'unrecognized log style: {self.style}')
else:
dumped_data = None
display_string = f'{when} ({level}) {self._name} - {message}'
if dumped_data:
display_string += f'\n\n{dumped_data}\n'
return display_string
def __init__(
self,
embryo_name: str,
destination: str,
context: Dict = None,
embryo: 'Embryo' = None,
):
"""
Generate an embryo, along with any embryos nested therein. Returns a
list of Renderer objects. The first instance is the embryo being
generated, and the rest are the nested ones.
# Args
- `embryo_name`: The name of the embryo.
- `destination`: Directory to hatch embryo into
- `context`: Context data to merge into other sources.
"""
self._embryo_class = None
self._embryo_path = None
self._embryo = None
if embryo_name is None:
# this should mean we're coming from the
# from_embryo factory method
return
# ------
# Add Embryo metadata to context
context.update({
'embryo': {
'name': embryo_name,
'destination':
os.path.abspath(os.path.expanduser(destination)),
'timestamp': TimeUtils.utc_now(),
'action': 'hatch',
}
})
embryo_name, embryo_path, embryo_class = get_embryo_resource(
embryo_name)
self._embryo = embryo_class(embryo_path, context)
def process(self, value):
if isinstance(value, str):
try:
dt = dateutil.parser.parse(value)
except:
return (None, INVALID_VALUE)
elif isinstance(value, (int, float)):
dt = TimeUtils.from_timestamp(value)
elif isinstance(value, datetime):
dt = value.replace(tzinfo=self.timezone)
elif isinstance(value, date):
dt = datetime.combine(value, datetime.min.time())
else:
return (None, UNRECOGNIZED_VALUE)
if self.format_spec:
dt_str = datetime.strftime(dt, self.format_spec)
else:
dt_str = dt.isoformat()
return (dt_str, None)
def process(self, value):
if isinstance(value, datetime):
return (value.replace(tzinfo=self.tz), None)
elif isinstance(value, (int, float)):
try:
return (TimeUtils.from_timestamp(value).replace(
tzinfo=self.tz), None)
except ValueError:
return (None, INVALID_VALUE)
elif isinstance(value, date):
new_value = datetime.combine(value, datetime.min.time())
new_value = new_value.replace(tzinfo=self.tz)
return (new_value, None)
elif isinstance(value, str):
try:
return (dateutil.parser.parse(value).replace(tzinfo=self.tz),
None)
except:
return (None, INVALID_VALUE)
else:
return (None, UNRECOGNIZED_VALUE)
return fitness
if __name__ == '__main__':
# optional constraints on the argument search space
options = {
'age': {
'min': 30,
'max': 50
},
'temperature': {
'min': 91.0,
'max': 104
},
'name': {
'enum': ['Jeff', 'John', 'Jimbob', 'Joffrey']
},
}
# NOTE: statistics False in production by default
tuner = FunctionTuner(epochs=256, statistics=True)
# returns top individual from latest generation
from appyratus.utils.time_utils import TimeUtils
args, time = TimeUtils.timed(lambda: tuner.tune(objective, options))
print(f'Runtime: {time.total_seconds():.2f}s')
print(f'Best Args:', args)
tuner.plot()
def on_generate(self, **kwargs):
return TimeUtils.to_timestamp(
self.faker.date_time_this_year(tzinfo=pytz.utc))
def logout(self):
if self.is_active:
self.update(logged_out_at=TimeUtils.utc_now(), is_active=False)