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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/invalid/expressions/compare/missing_rhs_1.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..71,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 59..60,
value: Name(
ExprName {
node_index: NodeIndex(None),
range: 59..60,
id: Name("x"),
ctx: Load,
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 61..64,
value: UnaryOp(
ExprUnaryOp {
node_index: NodeIndex(None),
range: 61..64,
op: Not,
operand: Name(
ExprName {
node_index: NodeIndex(None),
range: 64..64,
id: Name(""),
ctx: Invalid,
},
),
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 66..71,
value: BinOp(
ExprBinOp {
node_index: NodeIndex(None),
range: 66..71,
left: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 66..67,
value: Int(
1,
),
},
),
op: Add,
right: NumberLiteral(
ExprNumberLiteral {
node_index: NodeIndex(None),
range: 70..71,
value: Int(
2,
),
},
),
},
),
},
),
],
},
)
```
## Errors
|
1 | # Without the `in`, this is considered to be a unary `not`
2 | x not
| ^^^ Syntax Error: Simple statements must be separated by newlines or semicolons
3 |
4 | 1 + 2
|
|
1 | # Without the `in`, this is considered to be a unary `not`
2 | x not
| ^ Syntax Error: Expected an expression
3 |
4 | 1 + 2
|