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"""Test various regressions for dataclasses and no-member."""
# pylint: disable=missing-docstring, too-few-public-methods
# Disabled because of a bug with pypy 3.8 see
# https://github.com/PyCQA/pylint/pull/7918#issuecomment-1352737369
# pylint: disable=multiple-statements
from abc import ABCMeta, abstractmethod
from dataclasses import asdict, dataclass, field
from typing import Any, Dict
# https://github.com/PyCQA/pylint/issues/3754
@dataclass(frozen=True)
class DeploymentState(metaclass=ABCMeta):
type: str
@abstractmethod
def to_dict(self) -> Dict:
"""
Serializes given DeploymentState instance to Dict.
:return:
"""
@dataclass(frozen=True)
class DeploymentStateEcs(DeploymentState):
blue: Any
green: Any
candidate: Any
def to_dict(self) -> Dict:
return {
'type': self.type, # No error here
'blue': asdict(self.blue),
'green': asdict(self.green),
'candidate': self.candidate.value,
}
@dataclass(frozen=True)
class DeploymentStateLambda(DeploymentState):
current: Any
candidate: Any
def to_dict(self) -> Dict:
return {
'type': self.type, # No error here
'current': asdict(self.current),
'candidate': asdict(self.candidate) if self.candidate else None,
}
# https://github.com/PyCQA/pylint/issues/2600
@dataclass
class TestClass:
attr1: str
attr2: str
dict_prop: Dict[str, str] = field(default_factory=dict)
def some_func(self) -> None:
for key, value in self.dict_prop.items(): # No error here
print(key)
print(value)
class TestClass2: # not a dataclass, field inferred to a Field
attr1: str
attr2: str
dict_prop: Dict[str, str] = field(default_factory=dict)
def some_func(self) -> None:
for key, value in self.dict_prop.items(): # [no-member]
print(key)
print(value)
@dataclass
class TestClass3:
attr1: str
attr2: str
dict_prop = field(default_factory=dict) # No type annotation, not treated as field
def some_func(self) -> None:
for key, value in self.dict_prop.items(): # [no-member]
print(key)
print(value)
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