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---
source: crates/ruff_python_parser/tests/fixtures.rs
input_file: crates/ruff_python_parser/resources/invalid/expressions/compare/invalid_order.py
---
## AST
```
Module(
ModModule {
node_index: NodeIndex(None),
range: 0..131,
body: [
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 0..10,
value: Compare(
ExprCompare {
node_index: NodeIndex(None),
range: 0..10,
left: Name(
ExprName {
node_index: NodeIndex(None),
range: 0..1,
id: Name("x"),
ctx: Load,
},
),
ops: [
In,
],
comparators: [
UnaryOp(
ExprUnaryOp {
node_index: NodeIndex(None),
range: 5..10,
op: Not,
operand: Name(
ExprName {
node_index: NodeIndex(None),
range: 9..10,
id: Name("y"),
ctx: Load,
},
),
},
),
],
},
),
},
),
Assign(
StmtAssign {
node_index: NodeIndex(None),
range: 35..41,
targets: [
Name(
ExprName {
node_index: NodeIndex(None),
range: 35..36,
id: Name("x"),
ctx: Store,
},
),
],
value: Compare(
ExprCompare {
node_index: NodeIndex(None),
range: 38..41,
left: Name(
ExprName {
node_index: NodeIndex(None),
range: 38..38,
id: Name(""),
ctx: Invalid,
},
),
ops: [
Gt,
],
comparators: [
Name(
ExprName {
node_index: NodeIndex(None),
range: 40..41,
id: Name("y"),
ctx: Load,
},
),
],
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 120..121,
value: Name(
ExprName {
node_index: NodeIndex(None),
range: 120..121,
id: Name("x"),
ctx: Load,
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 122..128,
value: UnaryOp(
ExprUnaryOp {
node_index: NodeIndex(None),
range: 122..128,
op: Not,
operand: Name(
ExprName {
node_index: NodeIndex(None),
range: 126..128,
id: Name("is"),
ctx: Load,
},
),
},
),
},
),
Expr(
StmtExpr {
node_index: NodeIndex(None),
range: 129..130,
value: Name(
ExprName {
node_index: NodeIndex(None),
range: 129..130,
id: Name("y"),
ctx: Load,
},
),
},
),
],
},
)
```
## Errors
|
1 | x in not y
| ^^^^^ Syntax Error: Boolean 'not' expression cannot be used here
2 |
3 | # `=>` instead of `>=`
|
|
3 | # `=>` instead of `>=`
4 | x => y
| ^ Syntax Error: Expected an expression
5 |
6 | # Same here as well, `not` without `in` is considered to be a unary operator
|
|
6 | # Same here as well, `not` without `in` is considered to be a unary operator
7 | x not is y
| ^^^ Syntax Error: Simple statements must be separated by newlines or semicolons
|
|
6 | # Same here as well, `not` without `in` is considered to be a unary operator
7 | x not is y
| ^^ Syntax Error: Expected an identifier, but found a keyword `is` that cannot be used here
|
|
6 | # Same here as well, `not` without `in` is considered to be a unary operator
7 | x not is y
| ^ Syntax Error: Simple statements must be separated by newlines or semicolons
|