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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/inline/err/duplicate_keyword_args.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..74,
body: [
FunctionDef(
StmtFunctionDef {
node_index: NodeIndex(None),
range: 0..15,
is_async: false,
decorator_list: [],
name: Identifier {
id: Name("foo"),
range: 4..7,
node_index: NodeIndex(None),
},
type_params: None,
parameters: Parameters {
range: 7..10,
node_index: NodeIndex(None),
posonlyargs: [],
args: [
ParameterWithDefault {
range: 8..9,
node_index: NodeIndex(None),
parameter: Parameter {
range: 8..9,
node_index: NodeIndex(None),
name: Identifier {
id: Name("x"),
range: 8..9,
node_index: NodeIndex(None),
},
annotation: None,
},
default: None,
},
],
vararg: None,
kwonlyargs: [],
kwarg: None,
},
returns: None,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 12..15,
value: EllipsisLiteral(
ExprEllipsisLiteral {
node_index: NodeIndex(None),
range: 12..15,
},
),
},
),
],
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 16..29,
value: Call(
ExprCall {
node_index: NodeIndex(None),
range: 16..29,
func: Name(
ExprName {
node_index: NodeIndex(None),
range: 16..19,
id: Name("foo"),
ctx: Load,
},
),
arguments: Arguments {
range: 19..29,
node_index: NodeIndex(None),
args: [],
keywords: [
Keyword {
range: 20..23,
node_index: NodeIndex(None),
arg: Some(
Identifier {
id: Name("x"),
range: 20..21,
node_index: NodeIndex(None),
},
),
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 22..23,
value: Int(
1,
),
},
),
},
Keyword {
range: 25..28,
node_index: NodeIndex(None),
arg: Some(
Identifier {
id: Name("x"),
range: 25..26,
node_index: NodeIndex(None),
},
),
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 27..28,
value: Int(
2,
),
},
),
},
],
},
},
),
},
),
FunctionDef(
StmtFunctionDef {
node_index: NodeIndex(None),
range: 30..51,
is_async: false,
decorator_list: [],
name: Identifier {
id: Name("baz"),
range: 34..37,
node_index: NodeIndex(None),
},
type_params: None,
parameters: Parameters {
range: 37..46,
node_index: NodeIndex(None),
posonlyargs: [],
args: [
ParameterWithDefault {
range: 38..39,
node_index: NodeIndex(None),
parameter: Parameter {
range: 38..39,
node_index: NodeIndex(None),
name: Identifier {
id: Name("x"),
range: 38..39,
node_index: NodeIndex(None),
},
annotation: None,
},
default: None,
},
ParameterWithDefault {
range: 41..42,
node_index: NodeIndex(None),
parameter: Parameter {
range: 41..42,
node_index: NodeIndex(None),
name: Identifier {
id: Name("y"),
range: 41..42,
node_index: NodeIndex(None),
},
annotation: None,
},
default: None,
},
ParameterWithDefault {
range: 44..45,
node_index: NodeIndex(None),
parameter: Parameter {
range: 44..45,
node_index: NodeIndex(None),
name: Identifier {
id: Name("z"),
range: 44..45,
node_index: NodeIndex(None),
},
annotation: None,
},
default: None,
},
],
vararg: None,
kwonlyargs: [],
kwarg: None,
},
returns: None,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 48..51,
value: EllipsisLiteral(
ExprEllipsisLiteral {
node_index: NodeIndex(None),
range: 48..51,
},
),
},
),
],
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 52..73,
value: Call(
ExprCall {
node_index: NodeIndex(None),
range: 52..73,
func: Name(
ExprName {
node_index: NodeIndex(None),
range: 52..55,
id: Name("baz"),
ctx: Load,
},
),
arguments: Arguments {
range: 55..73,
node_index: NodeIndex(None),
args: [
Name(
ExprName {
node_index: NodeIndex(None),
range: 56..57,
id: Name("x"),
ctx: Load,
},
),
],
keywords: [
Keyword {
range: 59..62,
node_index: NodeIndex(None),
arg: Some(
Identifier {
id: Name("y"),
range: 59..60,
node_index: NodeIndex(None),
},
),
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 61..62,
value: Int(
1,
),
},
),
},
Keyword {
range: 64..67,
node_index: NodeIndex(None),
arg: Some(
Identifier {
id: Name("z"),
range: 64..65,
node_index: NodeIndex(None),
},
),
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 66..67,
value: Int(
3,
),
},
),
},
Keyword {
range: 69..72,
node_index: NodeIndex(None),
arg: Some(
Identifier {
id: Name("y"),
range: 69..70,
node_index: NodeIndex(None),
},
),
value: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 71..72,
value: Int(
4,
),
},
),
},
],
},
},
),
},
),
],
},
)
```
## Semantic Syntax Errors
|
1 | def foo(x): ...
2 | foo(x=1, x=2)
| ^^^ Syntax Error: Duplicate keyword argument `x`
3 | def baz(x, y, z): ...
4 | baz(x, y=1, z=3, y=4)
|
|
2 | foo(x=1, x=2)
3 | def baz(x, y, z): ...
4 | baz(x, y=1, z=3, y=4)
| ^^^ Syntax Error: Duplicate keyword argument `y`