Source code for towhee.hub.builtin.operators.runas_op

# Copyright 2021 Zilliz. All rights reserved.
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# Licensed under the Apache License, Version 2.0 (the "License");
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#     http://www.apache.org/licenses/LICENSE-2.0
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from typing import Callable

from towhee.engine import register

# pylint: disable=import-outside-toplevel
# pylint: disable=invalid-name

[docs]@register(name='builtin/runas_op') class runas_op: """ Convert a user-defined function as an operator and execute. Args: func (`Callable`): The user-defined function. Examples: >>> from towhee.functional import DataCollection >>> from towhee.functional.entity import Entity >>> entities = [Entity(a=i, b=i) for i in range(5)] >>> dc = DataCollection(entities) >>> res = dc.runas_op['a', 'b'](func=lambda x: x - 1).to_list() >>> res[0].a == res[0].b + 1 True """ def __init__(self, func: Callable): self._func = func def __call__(self, *args, **kws): return self._func(*args, **kws)
# __test__ = {'run': run.__doc__} if __name__ == '__main__': import doctest doctest.testmod(verbose=False)