diff options
Diffstat (limited to 'Lib/ast.py')
| -rw-r--r-- | Lib/ast.py | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/Lib/ast.py b/Lib/ast.py index 7a43581c0e..1de37b9567 100644 --- a/Lib/ast.py +++ b/Lib/ast.py @@ -1190,10 +1190,10 @@ class _Unparser(NodeVisitor): unop = {"Invert": "~", "Not": "not", "UAdd": "+", "USub": "-"} unop_precedence = { - "~": _Precedence.FACTOR, "not": _Precedence.NOT, + "~": _Precedence.FACTOR, "+": _Precedence.FACTOR, - "-": _Precedence.FACTOR + "-": _Precedence.FACTOR, } def visit_UnaryOp(self, node): @@ -1201,7 +1201,10 @@ class _Unparser(NodeVisitor): operator_precedence = self.unop_precedence[operator] with self.require_parens(operator_precedence, node): self.write(operator) - self.write(" ") + # factor prefixes (+, -, ~) shouldn't be seperated + # from the value they belong, (e.g: +1 instead of + 1) + if operator_precedence is not _Precedence.FACTOR: + self.write(" ") self.set_precedence(operator_precedence, node.operand) self.traverse(node.operand) |