github-actions[bot] opened a new issue, #155:
URL: https://github.com/apache/incubator-wayang/issues/155

   add the logic to execute the plan
   
   
https://github.com/apache/incubator-wayang/blob/4cc0bfdca06dda171b661822daae5fa438d9d475/python/src/pywy/dataquanta.py#L103
   
   ```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 typing import Set, List, cast
   
   from pywy.core import Translator
   from pywy.operators.base import PO_T
   from pywy.types import (GenericTco, Predicate, Function, FlatmapFunction, 
IterableOut, T, In, Out)
   from pywy.operators import *
   from pywy.core import PywyPlan
   from pywy.core import Plugin
   
   
   class WayangContext:
       """
       This is the entry point for users to work with Wayang.
       """
       plugins: Set[Plugin]
   
       def __init__(self):
           self.plugins = set()
   
       """
       add a :class:`Plugin` to the :class:`Context`
       """
   
       def register(self, *plugins: Plugin):
           for p in plugins:
               self.plugins.add(p)
           return self
   
       """
       remove a :class:`Plugin` from the :class:`Context`
       """
   
       def unregister(self, *plugins: Plugin):
           for p in plugins:
               self.plugins.remove(p)
           return self
   
       def textfile(self, file_path: str) -> 'DataQuanta[str]':
           return DataQuanta(self, TextFileSource(file_path))
   
       def __str__(self):
           return "Plugins: {}".format(str(self.plugins))
   
       def __repr__(self):
           return self.__str__()
   
   
   class DataQuanta(GenericTco):
       """
       Represents an intermediate result/data flow edge in a [[WayangPlan]].
       """
       context: WayangContext
   
       def __init__(self, context: WayangContext, operator: PywyOperator):
           self.operator = operator
           self.context = context
   
       def filter(self: "DataQuanta[T]", p: Predicate) -> "DataQuanta[T]":
           return DataQuanta(self.context, self._connect(FilterOperator(p)))
   
       def map(self: "DataQuanta[In]", f: Function) -> "DataQuanta[Out]":
           return DataQuanta(self.context, self._connect(MapOperator(f)))
   
       def flatmap(self: "DataQuanta[In]", f: FlatmapFunction) -> 
"DataQuanta[IterableOut]":
           return DataQuanta(self.context, self._connect(FlatmapOperator(f)))
   
       def store_textfile(self: "DataQuanta[In]", path: str, end_line: str = 
None):
           last: List[SinkOperator] = [
               cast(
                   SinkOperator,
                   self._connect(
                       TextFileSink(
                           path,
                           self.operator.outputSlot[0],
                           end_line
                       )
                   )
               )
           ]
           plan = PywyPlan(self.context.plugins, last)
   
           plug = self.context.plugins.pop()
           trs: Translator = Translator(plug, plan)
           new_plan = trs.translate()
           plug.get_executor().execute(new_plan)
           # TODO add the logic to execute the plan
   
       def _connect(self, op: PO_T, port_op: int = 0) -> PywyOperator:
           self.operator.connect(0, op, port_op)
           return op
   
       def __str__(self):
           return str(self.operator)
   
       def __repr__(self):
           return self.__str__()
   
   ```
   
   4a29f0081231beb08b25fb64d6ece42227be765c


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

To unsubscribe, e-mail: [email protected]

For queries about this service, please contact Infrastructure at:
[email protected]

Reply via email to