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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/invalid/expressions/bin_op/named_expression.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..26,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 0..5,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 0..5,
left: Name(
ExprName {
node_index: NodeIndex(None),
range: 0..1,
id: Name("x"),
ctx: Load,
},
),
op: Sub,
right: Name(
ExprName {
node_index: NodeIndex(None),
range: 4..5,
id: Name("y"),
ctx: Load,
},
),
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 9..15,
value: Tuple(
ExprTuple {
node_index: NodeIndex(None),
range: 9..15,
elts: [
NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 10..11,
value: Int(
1,
),
},
),
NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 13..14,
value: Int(
2,
),
},
),
],
ctx: Load,
parenthesized: true,
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 16..21,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 16..21,
left: Name(
ExprName {
node_index: NodeIndex(None),
range: 16..17,
id: Name("x"),
ctx: Load,
},
),
op: Div,
right: Name(
ExprName {
node_index: NodeIndex(None),
range: 20..21,
id: Name("y"),
ctx: Load,
},
),
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 25..26,
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 25..26,
value: Int(
2,
),
},
),
},
),
],
},
)
```
## Errors
|
1 | x - y := (1, 2)
| ^^ Syntax Error: Expected a statement
2 | x / y := 2
|
|
1 | x - y := (1, 2)
2 | x / y := 2
| ^^ Syntax Error: Expected a statement
|