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Is there a way to represent an empty tuple type? #4211

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leandropls opened this issue Nov 6, 2017 · 4 comments
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Is there a way to represent an empty tuple type? #4211

leandropls opened this issue Nov 6, 2017 · 4 comments
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documentation priority-1-normal

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@leandropls
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leandropls commented Nov 6, 2017 •
edited by emmatyping
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logging.handlers.SMTPHandler arg secure accepts something like this:

Union[EmptyTuple, Tuple[str], Tuple[str, str]]

Is there a way to define the EmptyTuple part?
@elazarg
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elazarg commented Nov 6, 2017

Should be Tuple[()]

@leandropls
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@elazarg thanks!

@emmatyping
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I did not find any documentation of this, so it would be nice to add that.

@emmatyping emmatyping reopened this Nov 6, 2017
@gvanrossum
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gvanrossum commented Nov 7, 2017 via email

@emmatyping emmatyping mentioned this issue Dec 3, 2017
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gvanrossum pushed a commit that referenced this issue Dec 4, 2017
@emmatyping @gvanrossum
Document empty tuple syntax (#4313)
71332d5 
Fixes #4211.
@asottile asottile mentioned this issue Feb 1, 2019
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@mwchase mwchase mentioned this issue Sep 11, 2019
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@Madoshakalaka Madoshakalaka mentioned this issue Dec 12, 2019
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@lycantropos lycantropos mentioned this issue Apr 11, 2020
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@sobolevn sobolevn mentioned this issue Aug 19, 2020
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@triebelf triebelf mentioned this issue Jun 21, 2021
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@gvanrossum @elazarg @leandropls @emmatyping @ilevkivskyi