The commas would be optional on line end. All of the syntaxes you provided here would be acceptable.
Though I'd argue that mixing within a single tuple is perhaps not good practice -- I wouldn't go out of my way to forbid it though.
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The commas would be optional on line end. All of the syntaxes you provided here would be acceptable.
Though I'd argue that mixing within a single tuple is perhaps not good practice -- I wouldn't go out of my way to forbid it though.