88056f97-3ba0-4458-8b7e-20f8bb782cbe

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Build # 88056f97-3ba0-4458-8b7e-20f8bb782cbe

Build Type

Pull #787

circle-ci

Committed by

xzdandy

Commit Message

Check Notebook under ray

Pull Request Pull Request #787: Enable ray be default

Run Details

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55.56

/eva/executor/function_scan_executor.py

# coding=utf-8
# Copyright 2018-2022 EVA
#
# 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
#
#     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 Iterator

from eva.executor.abstract_executor import AbstractExecutor
from eva.models.storage.batch import Batch
from eva.plan_nodes.function_scan_plan import FunctionScanPlan


class FunctionScanExecutor(AbstractExecutor):
    """
    Executes functional expression which yields a table of rows
    Arguments:
        node (AbstractPlan): FunctionScanPlan

    """

    def __init__(self, node: FunctionScanPlan):
        super().__init__(node)
        self.func_expr = node.func_expr
        self.do_unnest = node.do_unnest

    def exec(self, *args, **kwargs) -> Iterator[Batch]:
        assert (
            "lateral_input" in kwargs
        ), "Key lateral_input not passed to the FunctionScan"
        lateral_input = kwargs.get("lateral_input")
        if not lateral_input.empty():
            res = self.func_expr.evaluate(lateral_input)
            if not res.empty():
                if self.do_unnest:
                    res.unnest(res.columns)

                yield res

1	# coding=utf-8
2	# Copyright 2018-2022 EVA
3	#
4	# Licensed under the Apache License, Version 2.0 (the "License");
5	# you may not use this file except in compliance with the License.
6	# You may obtain a copy of the License at
7	#
8	# http://www.apache.org/licenses/LICENSE-2.0
9	#
10	# Unless required by applicable law or agreed to in writing, software
11	# distributed under the License is distributed on an "AS IS" BASIS,
12	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	# See the License for the specific language governing permissions and
14	# limitations under the License.
15	from typing import Iterator	1✔
16
17	from eva.executor.abstract_executor import AbstractExecutor	1✔
18	from eva.models.storage.batch import Batch	1✔
19	from eva.plan_nodes.function_scan_plan import FunctionScanPlan	1✔
20
21
22	class FunctionScanExecutor(AbstractExecutor):	1✔
23	"""
24	Executes functional expression which yields a table of rows
25	Arguments:
26	node (AbstractPlan): FunctionScanPlan
27
28	"""
29
30	def __init__(self, node: FunctionScanPlan):	1✔
31	super().__init__(node)	1✔
32	self.func_expr = node.func_expr	1✔
33	self.do_unnest = node.do_unnest	1✔
34
35	def exec(self, args, *kwargs) -> Iterator[Batch]:	1✔
36	assert (	×
37	"lateral_input" in kwargs
38	), "Key lateral_input not passed to the FunctionScan"
39	lateral_input = kwargs.get("lateral_input")	×
40	if not lateral_input.empty():	×
41	res = self.func_expr.evaluate(lateral_input)	×
42	if not res.empty():	×
43	if self.do_unnest:	×
44	res.unnest(res.columns)	×
45
46	yield res	×

georgia-tech-db / eva / 88056f97-3ba0-4458-8b7e-20f8bb782cbe

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