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Posted to commits@wayang.apache.org by GitBox <gi...@apache.org> on 2022/04/08 18:59:01 UTC
[GitHub] [incubator-wayang] github-actions[bot] opened a new issue, #148: create reduce by
github-actions[bot] opened a new issue, #148:
URL: https://github.com/apache/incubator-wayang/issues/148
create reduce by
plan_dataquanta_sink.console()
https://github.com/apache/incubator-wayang/blob/4cc0bfdca06dda171b661822daae5fa438d9d475/python/old_code/orchestrator/main.py#L113
```python
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.
#
from old_code.orchestrator.plan import Descriptor
from old_code.orchestrator.dataquanta import DataQuantaBuilder
# Returns the Sink Executable Dataquanta of a DEMO plan
def plan_sort(descriptor):
plan = DataQuantaBuilder(descriptor)
sink_dataquanta = \
plan.source("../test/words.txt") \
.sort(lambda elem: elem.lower()) \
.sink("../test/output.txt", end="")
return sink_dataquanta
# Returns the Sink Executable Dataquanta of a DEMO plan
def plan_sort_filter(descriptor):
plan = DataQuantaBuilder(descriptor)
sink_dataquanta = \
plan.source("../test/words.txt") \
.sort(lambda elem: elem.lower()) \
.filter(lambda elem: str(elem).startswith("f")) \
.sink("../test/output.txt", end="")
return sink_dataquanta
# Returns the Sink Executable Dataquanta of a DEMO plan
def plan_filter_text(descriptor):
plan = DataQuantaBuilder(descriptor)
sink_dataquanta = \
plan.source("../test/words.txt") \
.filter(lambda elem: str(elem).startswith("f")) \
.sink("../test/output.txt", end="")
return sink_dataquanta
# Returns the Sink Executable Dataquanta of a DEMO plan
def plan_filter(descriptor):
plan = DataQuantaBuilder(descriptor)
sink_dataquanta = \
plan.source("../test/numbers.txt") \
.filter(lambda elem: int(elem) % 2 != 0) \
.sink("../test/output.txt", end="")
return sink_dataquanta
# Returns the Sink Executable Dataquanta of a DEMO plan
def plan_basic(descriptor):
plan = DataQuantaBuilder(descriptor)
sink_dataquanta = \
plan.source("../test/lines.txt") \
.sink("../test/output.txt", end="")
return sink_dataquanta
# Returns the Sink Executable Dataquanta of a DEMO plan
def plan_junction(descriptor):
plan = DataQuantaBuilder(descriptor)
dq_source_a = plan.source("../test/lines.txt")
dq_source_b = plan.source("../test/morelines.txt") \
.filter(lambda elem: str(elem).startswith("I"))
dq_source_c = plan.source("../test/lastlines.txt") \
.filter(lambda elem: str(elem).startswith("W"))
sink_dataquanta = dq_source_a.union(dq_source_b) \
.union(dq_source_c) \
.sort(lambda elem: elem.lower()) \
.sink("../test/output.txt", end="")
return sink_dataquanta
def plan_java_junction(descriptor):
plan = DataQuantaBuilder(descriptor)
dq_source_a = plan.source("../test/lines.txt")
dq_source_b = plan.source("../test/morelines.txt")
sink_dataquanta = dq_source_a.union(dq_source_b) \
.filter(lambda elem: str(elem).startswith("I")) \
.sort(lambda elem: elem.lower()) \
.sink("../test/output.txt", end="")
return sink_dataquanta
def plan_tpch_q1(descriptor):
# TODO create reduce by
plan = DataQuantaBuilder(descriptor)
def reducer(obj1, obj2):
return obj1[0], obj1[1], obj1[2] + obj2[2], obj1[3] + obj2[3], obj1[4] + obj2[4], obj1[5] + obj2[5], \
obj1[6] + obj2[6], obj1[7] + obj2[7], obj1[8] + obj2[8], obj1[9] + obj2[9]
sink = plan.source("../test/lineitem.txt") \
.map(lambda elem: elem.split("|")) \
.sink("../test/output.txt", end="")
"""
.filter(lambda elem: datetime.datetime.strptime(elem[10], '%Y-%m-%d') <= datetime.datetime.strptime('1998-09-02', '%Y-%m-%d')) \
.map(lambda elem:
[elem[8], elem[9], elem[4], elem[5],
float(elem[5]) * (1 - float(elem[6])),
float(elem[5]) * (1 - float(elem[6])) * (1 + float(elem[7])),
elem[4], elem[5],
elem[6], 1]) \
.sink("../test/output.txt", end="")"""
# .reduce_by_key([0, 1], reducer) \
return sink
def plan_full_java(descriptor):
plan = DataQuantaBuilder(descriptor)
dq_source_a = plan.source("../test/lines.txt")
dq_source_b = plan.source("../test/morelines.txt")
sink_dataquanta = dq_source_a.union(dq_source_b) \
.sink("../test/output.txt", end="")
return sink_dataquanta
def plan_wordcount(descriptor):
plan = DataQuantaBuilder(descriptor)
sink_wordcount = plan.source("../test/lineitem.txt") \
.filter(lambda elem: len(str(elem).split("|")[0]) < 4) \
.flatmap(lambda elem: str(elem).split("|")) \
.sink("../test/output.txt", end="")
return sink_wordcount
if __name__ == '__main__':
# Plan will contain general info about the Wayang Plan created here
descriptor = Descriptor()
descriptor.add_plugin(Descriptor.Plugin.spark)
descriptor.add_plugin(Descriptor.Plugin.java)
plan_dataquanta_sink = plan_wordcount(descriptor)
# plan_dataquanta_sink.execute()
# plan_dataquanta_sink.console()
plan_dataquanta_sink.to_wayang_plan()
```
3dbd8c28b595c8cf36137527d9aa512a5b738c38
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[GitHub] [incubator-wayang] glauesppen closed issue #148: create reduce by
Posted by "glauesppen (via GitHub)" <gi...@apache.org>.
glauesppen closed issue #148: create reduce by
URL: https://github.com/apache/incubator-wayang/issues/148
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