Source code for feast.field

# Copyright 2019 The Feast Authors
#
# 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
#
#     https://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.

from feast.value_type import ValueType


[docs]class Field: """ High level field type. This is the parent type to both entities and features. """ def __init__(self, name: str, dtype: ValueType): self._name = name if not isinstance(dtype, ValueType): raise ValueError("dtype is not a valid ValueType") self._dtype = dtype def __eq__(self, other): if self.name != other.name or self.dtype != other.dtype: return False return True @property def name(self): """ Getter for name of this field """ return self._name @property def dtype(self) -> ValueType: """ Getter for data type of this field """ return self._dtype
[docs] def to_proto(self): """ Unimplemented to_proto method for a field. This should be extended. """ pass
[docs] def from_proto(self, proto): """ Unimplemented from_proto method for a field. This should be extended. """ pass