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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/invalid/expressions/dict/named_expression_0.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..84,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 55..77,
value: Dict(
ExprDict {
node_index: NodeIndex(None),
range: 55..77,
items: [
DictItem {
key: Some(
Named(
ExprNamed {
node_index: NodeIndex(None),
range: 56..62,
target: Name(
ExprName {
node_index: NodeIndex(None),
range: 56..57,
id: Name("x"),
ctx: Store,
},
),
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 61..62,
value: Int(
1,
),
},
),
},
),
),
value: Name(
ExprName {
node_index: NodeIndex(None),
range: 64..65,
id: Name("y"),
ctx: Load,
},
),
},
DictItem {
key: Some(
Name(
ExprName {
node_index: NodeIndex(None),
range: 67..68,
id: Name("z"),
ctx: Load,
},
),
),
value: Name(
ExprName {
node_index: NodeIndex(None),
range: 68..68,
id: Name(""),
ctx: Invalid,
},
),
},
DictItem {
key: Some(
NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 72..73,
value: Int(
2,
),
},
),
),
value: Name(
ExprName {
node_index: NodeIndex(None),
range: 75..76,
id: Name("a"),
ctx: Load,
},
),
},
],
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 79..84,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 79..84,
left: Name(
ExprName {
node_index: NodeIndex(None),
range: 79..80,
id: Name("x"),
ctx: Load,
},
),
op: Add,
right: Name(
ExprName {
node_index: NodeIndex(None),
range: 83..84,
id: Name("y"),
ctx: Load,
},
),
},
),
},
),
],
},
)
```
## Errors
|
1 | # Unparenthesized named expression not allowed in key
2 |
3 | {x := 1: y, z := 2: a}
| ^^^^^^ Syntax Error: Unparenthesized named expression cannot be used here
4 |
5 | x + y
|
|
1 | # Unparenthesized named expression not allowed in key
2 |
3 | {x := 1: y, z := 2: a}
| ^^ Syntax Error: Expected `:`, found `:=`
4 |
5 | x + y
|