Bases: ParserMixin
, BaseModel
Extended pydantic BaseModel with some good defaults.
Used as basis for various entities, including:
* Metadata schemas
* Harvester arguments
Source code in src/metador_core/schema/base.py
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95 | class BaseModelPlus(ParserMixin, BaseModel, metaclass=DynEncoderModelMetaclass):
"""Extended pydantic BaseModel with some good defaults.
Used as basis for various entities, including:
* Metadata schemas
* Harvester arguments
"""
class Config:
# keep extra fields by default
extra = Extra.allow
# make PrivateAttr wrappers not always needed
underscore_attrs_are_private = True
# serialize enums properly
use_enum_values = True
# when alias is set, still allow using field name
# (we use aliases for invalid attribute names in Python)
allow_population_by_field_name = True
# users should jump through hoops to add invalid stuff
validate_assignment = True
# defaults should also be validated
validate_all = True
# for JSON compat
allow_inf_nan = False
# pydantic anystr config: non-empty, non-whitespace
# (but we prefer NonEmptyStr anyway for inheritance)
anystr_strip_whitespace = True
min_anystr_length = 1
def dict(self, *args, **kwargs):
"""Return a dict.
Nota that this will eliminate all pydantic models,
but might still contain complex value types.
"""
return super().dict(*args, **_mod_def_dump_args(kwargs))
def json(self, *args, **kwargs) -> str:
"""Return serialized JSON as string."""
return super().json(*args, **_mod_def_dump_args(kwargs))
def json_dict(self, **kwargs):
"""Return a JSON-compatible dict.
Uses round-trip through JSON serialization.
"""
return json.loads(self.json(**kwargs))
def yaml(self, **kwargs) -> str:
"""Return serialized YAML as string."""
# Current way: use round trip through JSON to kick out non-JSON entities
# (more elegant: allow ruamel yaml to reuse defined custom JSON dumpers)
# tmp = self.json_dict(**_mod_def_dump_args(kwargs))
return to_yaml_str(self)
@classmethod
def parse_file(cls, path: Union[str, Path]):
return parse_yaml_file_as(cls, path)
@classmethod
def parse_raw(cls, dat: Union[str, bytes], **kwargs):
try:
return super().parse_raw(dat, **kwargs)
except ValidationError:
return parse_yaml_raw_as(cls, dat)
def __bytes__(self) -> bytes:
"""Serialize to JSON and return UTF-8 encoded bytes to be written in a file."""
# add a newline, as otherwise behaviour with text editors will be confusing
# (e.g. vim automatically adds a trailing newline that it hides)
# https://stackoverflow.com/questions/729692/why-should-text-files-end-with-a-newline
return (self.json() + "\n").encode(encoding="utf-8")
def __str__(self) -> str:
return self.json(indent=2)
|
Return a dict.
Nota that this will eliminate all pydantic models,
but might still contain complex value types.
Source code in src/metador_core/schema/base.py
| def dict(self, *args, **kwargs):
"""Return a dict.
Nota that this will eliminate all pydantic models,
but might still contain complex value types.
"""
return super().dict(*args, **_mod_def_dump_args(kwargs))
|
json(*args, **kwargs) -> str
Return serialized JSON as string.
Source code in src/metador_core/schema/base.py
| def json(self, *args, **kwargs) -> str:
"""Return serialized JSON as string."""
return super().json(*args, **_mod_def_dump_args(kwargs))
|
Return a JSON-compatible dict.
Uses round-trip through JSON serialization.
Source code in src/metador_core/schema/base.py
| def json_dict(self, **kwargs):
"""Return a JSON-compatible dict.
Uses round-trip through JSON serialization.
"""
return json.loads(self.json(**kwargs))
|
Return serialized YAML as string.
Source code in src/metador_core/schema/base.py
| def yaml(self, **kwargs) -> str:
"""Return serialized YAML as string."""
# Current way: use round trip through JSON to kick out non-JSON entities
# (more elegant: allow ruamel yaml to reuse defined custom JSON dumpers)
# tmp = self.json_dict(**_mod_def_dump_args(kwargs))
return to_yaml_str(self)
|
Serialize to JSON and return UTF-8 encoded bytes to be written in a file.
Source code in src/metador_core/schema/base.py
| def __bytes__(self) -> bytes:
"""Serialize to JSON and return UTF-8 encoded bytes to be written in a file."""
# add a newline, as otherwise behaviour with text editors will be confusing
# (e.g. vim automatically adds a trailing newline that it hides)
# https://stackoverflow.com/questions/729692/why-should-text-files-end-with-a-newline
return (self.json() + "\n").encode(encoding="utf-8")
|