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nql.py
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nql.py
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#
# Copyright (c) 2022, Neptune Labs Sp. z o.o.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
__all__ = [
"NQLQuery",
"NQLAggregator",
"NQLQueryAggregate",
"NQLAttributeOperator",
"NQLAttributeType",
"NQLQueryAttribute",
]
from dataclasses import dataclass
from enum import Enum
from typing import Iterable
@dataclass
class NQLQuery:
pass
class NQLEmptyQuery(NQLQuery):
def __str__(self) -> str:
return ""
class NQLAggregator(str, Enum):
AND = "AND"
OR = "OR"
@dataclass
class NQLQueryAggregate(NQLQuery):
items: Iterable[NQLQuery]
aggregator: NQLAggregator
def __str__(self) -> str:
if self.items:
return "(" + f" {self.aggregator.value} ".join(map(str, self.items)) + ")"
return ""
class NQLAttributeOperator(str, Enum):
EQUALS = "="
CONTAINS = "CONTAINS"
class NQLAttributeType(str, Enum):
STRING = "string"
STRING_SET = "stringSet"
EXPERIMENT_STATE = "experimentState"
@dataclass
class NQLQueryAttribute(NQLQuery):
name: str
type: NQLAttributeType
operator: NQLAttributeOperator
value: str
def __str__(self) -> str:
return f'(`{self.name}`:{self.type.value} {self.operator.value} "{self.value}")'