FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
feast/sdk/python/feast/data_format.py at master · codeboyyong/feast · GitHub
codeboyyong
/
feast
Public
forked from
feast-dev/feast
Notifications
You must be signed in to change notification settings
Fork
0
Star
0
Code
Pull requests
0
Actions
Projects
Security and quality
0
Insights
Additional navigation options
Code
Pull requests
Actions
Projects
Security and quality
Insights
Expand file tree
Breadcrumbs
feast
/
sdk
/
python
/
feast
/
data_format.py
Copy path
More file actions
More file actions
Latest commit
History
History
History
157 lines (123 loc) · 4.49 KB
Breadcrumbs
feast
/
sdk
/
python
/
feast
/
data_format.py
Copy path
File metadata and controls
157 lines (123 loc) · 4.49 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
# Copyright 2020 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 aIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from
abc
import
ABC
,
abstractmethod
from
feast
.
protos
.
feast
.
core
.
DataFormat_pb2
import
FileFormat
as
FileFormatProto
from
feast
.
protos
.
feast
.
core
.
DataFormat_pb2
import
StreamFormat
as
StreamFormatProto
class
FileFormat
(
ABC
):
"""
Defines an abtract file forma used to encode feature data in files
"""
@
abstractmethod
def
to_proto
(
self
):
"""
Convert this FileFormat into its protobuf representation.
"""
pass
def
__eq__
(
self
,
other
):
return
self
.
to_proto
()
==
other
.
to_proto
()
@
classmethod
def
from_proto
(
cls
,
proto
):
"""
Construct this FileFormat from its protobuf representation.
Raises NotImplementedError if FileFormat specified in given proto is not supported.
"""
fmt
=
proto
.
WhichOneof
(
"format"
)
if
fmt
==
"parquet_format"
:
return
ParquetFormat
()
if
fmt
is
None
:
return
None
raise
NotImplementedError
(
f"FileFormat is unsupported:
{
fmt
}
"
)
def
__str__
(
self
):
"""
String representation of the file format passed to spark
"""
raise
NotImplementedError
()
class
ParquetFormat
(
FileFormat
):
"""
Defines the Parquet data format
"""
def
to_proto
(
self
):
return
FileFormatProto
(
parquet_format
=
FileFormatProto
.
ParquetFormat
())
def
__str__
(
self
):
return
"parquet"
class
StreamFormat
(
ABC
):
"""
Defines an abtracts streaming data format used to encode feature data in streams
"""
@
abstractmethod
def
to_proto
(
self
):
"""
Convert this StreamFormat into its protobuf representation.
"""
pass
def
__eq__
(
self
,
other
):
return
self
.
to_proto
()
==
other
.
to_proto
()
@
classmethod
def
from_proto
(
cls
,
proto
):
"""
Construct this StreamFormat from its protobuf representation.
"""
fmt
=
proto
.
WhichOneof
(
"format"
)
if
fmt
==
"avro_format"
:
return
AvroFormat
(
schema_json
=
proto
.
avro_format
.
schema_json
)
if
fmt
==
"json_format"
:
return
JsonFormat
(
schema_json
=
proto
.
json_format
.
schema_json
)
if
fmt
==
"proto_format"
:
return
ProtoFormat
(
class_path
=
proto
.
proto_format
.
class_path
)
raise
NotImplementedError
(
f"StreamFormat is unsupported:
{
fmt
}
"
)
class
AvroFormat
(
StreamFormat
):
"""
Defines the Avro streaming data format that encodes data in Avro format
"""
def
__init__
(
self
,
schema_json
:
str
):
"""
Construct a new Avro data format.
Args:
schema_json: Avro schema definition in JSON
"""
self
.
schema_json
=
schema_json
def
to_proto
(
self
):
proto
=
StreamFormatProto
.
AvroFormat
(
schema_json
=
self
.
schema_json
)
return
StreamFormatProto
(
avro_format
=
proto
)
class
JsonFormat
(
StreamFormat
):
"""
Defines the Json streaming data format that encodes data in Json format
"""
def
__init__
(
self
,
schema_json
:
str
):
"""
Construct a new Json data format.
For spark, uses pyspark ddl string format. Example shown here:
https://vincent.doba.fr/posts/20211004_spark_data_description_language_for_defining_spark_schema/
Args:
schema_json: Json schema definition
"""
self
.
schema_json
=
schema_json
def
to_proto
(
self
):
proto
=
StreamFormatProto
.
JsonFormat
(
schema_json
=
self
.
schema_json
)
return
StreamFormatProto
(
json_format
=
proto
)
class
ProtoFormat
(
StreamFormat
):
"""
Defines the Protobuf data format
"""
def
__init__
(
self
,
class_path
:
str
):
"""
Construct a new Protobuf data format.
Args:
class_path: Class path to the Java Protobuf class that can be used to decode protobuf messages.;
"""
self
.
class_path
=
class_path
def
to_proto
(
self
):
return
StreamFormatProto
(
proto_format
=
StreamFormatProto
.
ProtoFormat
(
class_path
=
self
.
class_path
)
)
Back
|
FazBrowse Home
|
New Git URL