[issue44081] ast.unparse: dont use redundant space separator for lambdas with no parameters

[Terry J. Reedy]

Terry J. Reedy <tjreedy at udel.edu> added the comment:

Agreed. unparse is already correct if there is a parameter.
>>> ast.unparse(ast.parse("lambda x: 'hey!'"))
"lambda x: 'hey!'"

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nosy: +terry.reedy

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue44081>
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